diff --git a/apps/remix-ide-e2e/src/tests/ballot.test.ts b/apps/remix-ide-e2e/src/tests/ballot.test.ts
index 61c5b685ba..35e615d933 100644
--- a/apps/remix-ide-e2e/src/tests/ballot.test.ts
+++ b/apps/remix-ide-e2e/src/tests/ballot.test.ts
@@ -42,6 +42,7 @@ module.exports = {
       .pause(2000)
       .waitForElementVisible('#stepdetail')
       .goToVMTraceStep(144)
+      .pause(2000)
       .checkVariableDebug('soliditystate', stateCheck)
       .checkVariableDebug('soliditylocals', localsCheck)
   },
diff --git a/apps/remix-ide-e2e/src/tests/debugger.spec.ts b/apps/remix-ide-e2e/src/tests/debugger.spec.ts
index 414d9e987a..ac2f1489fc 100644
--- a/apps/remix-ide-e2e/src/tests/debugger.spec.ts
+++ b/apps/remix-ide-e2e/src/tests/debugger.spec.ts
@@ -187,7 +187,7 @@ module.exports = {
     browser
       .addFile('test_jsGetTrace.js', { content: jsGetTrace })
       .executeScript('remix.exeCurrent()')
-      .waitForElementContainsText('*[data-id="terminalJournal"]', 'result { "gas": "0x5863", "return": "0x0000000000000000000000000000000000000000000000000000000000000000", "structLogs":', 60000)
+      .waitForElementContainsText('*[data-id="terminalJournal"]', 'result { "gas": "0x575f", "return": "0x0000000000000000000000000000000000000000000000000000000000000000", "structLogs":', 60000)
   },
 
   'Should call the debugger api: debug': function (browser: NightwatchBrowser) {
diff --git a/apps/remix-ide/src/app/panels/file-panel.js b/apps/remix-ide/src/app/panels/file-panel.js
index e760f6b91c..893ec084f9 100644
--- a/apps/remix-ide/src/app/panels/file-panel.js
+++ b/apps/remix-ide/src/app/panels/file-panel.js
@@ -4,7 +4,7 @@ import * as packageJson from '../../../../../package.json'
 import React from 'react' // eslint-disable-line
 import ReactDOM from 'react-dom'
 import { Workspace } from '@remix-ui/workspace' // eslint-disable-line
-import * as ethutil from 'ethereumjs-util'
+import { bufferToHex, keccakFromString } from 'ethereumjs-util'
 import { checkSpecialChars, checkSlash } from '../../lib/helper'
 var EventManager = require('../../lib/events')
 var { RemixdHandle } = require('../files/remixd-handle.js')
@@ -154,7 +154,7 @@ module.exports = class Filepanel extends ViewPlugin {
       try {
         await this.processCreateWorkspace('code-sample')
         this._deps.fileProviders.workspace.setWorkspace('code-sample')
-        var hash = ethutil.bufferToHex(ethutil.keccak(params.code))
+        var hash = bufferToHex(keccakFromString(params.code))
         const fileName = 'contract-' + hash.replace('0x', '').substring(0, 10) + '.sol'
         const path = fileName
         await this._deps.fileProviders.workspace.set(path, atob(params.code))
diff --git a/apps/remix-ide/src/app/tabs/compileTab/compilerContainer.js b/apps/remix-ide/src/app/tabs/compileTab/compilerContainer.js
index 28a864a7c0..f64cdead77 100644
--- a/apps/remix-ide/src/app/tabs/compileTab/compilerContainer.js
+++ b/apps/remix-ide/src/app/tabs/compileTab/compilerContainer.js
@@ -225,6 +225,7 @@ class CompilerContainer {
     this._view.evmVersionSelector = yo`
       <select onchange="${() => this.onchangeEvmVersion()}" class="custom-select" id="evmVersionSelector">
         <option value="default" selected="selected">compiler default</option>
+        <option>berlin</option>
         <option>muirGlacier</option>
         <option>istanbul</option>
         <option>petersburg</option>
diff --git a/apps/remix-ide/src/app/tabs/runTab/model/recorder.js b/apps/remix-ide/src/app/tabs/runTab/model/recorder.js
index d30791a3e6..126b354927 100644
--- a/apps/remix-ide/src/app/tabs/runTab/model/recorder.js
+++ b/apps/remix-ide/src/app/tabs/runTab/model/recorder.js
@@ -25,7 +25,7 @@ class Recorder {
         var record = { value, parameters: payLoad.funArgs }
         if (!to) {
           var abi = payLoad.contractABI
-          var keccak = ethutil.bufferToHex(ethutil.keccak(JSON.stringify(abi)))
+          var keccak = ethutil.bufferToHex(ethutil.keccakFromString(JSON.stringify(abi)))
           record.abi = keccak
           record.contractName = payLoad.contractName
           record.bytecode = payLoad.contractBytecode
diff --git a/apps/remix-ide/src/blockchain/blockchain.js b/apps/remix-ide/src/blockchain/blockchain.js
index f9000a8c6b..84062f7ac4 100644
--- a/apps/remix-ide/src/blockchain/blockchain.js
+++ b/apps/remix-ide/src/blockchain/blockchain.js
@@ -439,7 +439,7 @@ class Blockchain {
           function (error, result) {
             if (error) return next(error)
 
-            const rawAddress = self.executionContext.isVM() ? result.result.createdAddress : result.result.contractAddress
+            const rawAddress = self.executionContext.isVM() ? (result.result.createdAddress && result.result.createdAddress.toBuffer()) : result.result.contractAddress
             const eventName = (tx.useCall ? 'callExecuted' : 'transactionExecuted')
             self.event.trigger(eventName, [error, tx.from, tx.to, tx.data, tx.useCall, result, timestamp, payLoad, rawAddress])
 
@@ -470,7 +470,7 @@ class Blockchain {
       let address = null
       let returnValue = null
       if (txResult && txResult.result) {
-        address = isVM ? txResult.result.createdAddress : txResult.result.contractAddress
+        address = isVM ? (txResult.result.createdAddress && txResult.result.createdAddress.toBuffer()) : txResult.result.contractAddress
         // if it's not the VM, we don't have return value. We only have the transaction, and it does not contain the return value.
         returnValue = (txResult.result.execResult && isVM) ? txResult.result.execResult.returnValue : txResult.result
       }
diff --git a/apps/remix-ide/src/blockchain/providers/injected.js b/apps/remix-ide/src/blockchain/providers/injected.js
index ce4c2273a0..074fcfbf2a 100644
--- a/apps/remix-ide/src/blockchain/providers/injected.js
+++ b/apps/remix-ide/src/blockchain/providers/injected.js
@@ -1,5 +1,5 @@
 const Web3 = require('web3')
-const { stripHexPrefix, hashPersonalMessage } = require('ethereumjs-util')
+const { hashPersonalMessage } = require('ethereumjs-util')
 
 class InjectedProvider {
   constructor (executionContext) {
@@ -20,7 +20,6 @@ class InjectedProvider {
   }
 
   getBalanceInEther (address, cb) {
-    address = stripHexPrefix(address)
     this.executionContext.web3().eth.getBalance(address, (err, res) => {
       if (err) {
         return cb(err)
diff --git a/apps/remix-ide/src/blockchain/providers/node.js b/apps/remix-ide/src/blockchain/providers/node.js
index 134783b6d9..abe407c3f3 100644
--- a/apps/remix-ide/src/blockchain/providers/node.js
+++ b/apps/remix-ide/src/blockchain/providers/node.js
@@ -1,5 +1,5 @@
 const Web3 = require('web3')
-const { stripHexPrefix, hashPersonalMessage } = require('ethereumjs-util')
+const { hashPersonalMessage } = require('ethereumjs-util')
 const Personal = require('web3-eth-personal')
 
 class NodeProvider {
@@ -28,7 +28,6 @@ class NodeProvider {
   }
 
   getBalanceInEther (address, cb) {
-    address = stripHexPrefix(address)
     this.executionContext.web3().eth.getBalance(address, (err, res) => {
       if (err) {
         return cb(err)
diff --git a/apps/remix-ide/src/blockchain/providers/vm.js b/apps/remix-ide/src/blockchain/providers/vm.js
index d1bc64f9b6..8ec6583ff7 100644
--- a/apps/remix-ide/src/blockchain/providers/vm.js
+++ b/apps/remix-ide/src/blockchain/providers/vm.js
@@ -1,5 +1,5 @@
 const Web3 = require('web3')
-const { BN, privateToAddress, stripHexPrefix, hashPersonalMessage } = require('ethereumjs-util')
+const { BN, privateToAddress, hashPersonalMessage } = require('ethereumjs-util')
 const RemixSimulator = require('@remix-project/remix-simulator')
 
 class VMProvider {
@@ -39,7 +39,6 @@ class VMProvider {
   }
 
   getBalanceInEther (address, cb) {
-    address = stripHexPrefix(address)
     this.web3.eth.getBalance(address, (err, res) => {
       if (err) {
         return cb(err)
diff --git a/libs/remix-analyzer/package.json b/libs/remix-analyzer/package.json
index 890f2e7937..3c1f81f4f3 100644
--- a/libs/remix-analyzer/package.json
+++ b/libs/remix-analyzer/package.json
@@ -21,9 +21,9 @@
   "dependencies": {
     "@remix-project/remix-astwalker": "^0.0.26",
     "@remix-project/remix-lib": "^0.4.34",
-    "ethereumjs-block": "^2.2.2",
-    "ethereumjs-tx": "^2.1.2",
-    "ethereumjs-vm": "4.1.3"
+    "@ethereumjs/vm": "^5.3.2",
+    "@ethereumjs/block": "^3.2.1",
+    "@ethereumjs/tx": "^3.1.3"
   },
   "publishConfig": {
     "access": "public"
diff --git a/libs/remix-astwalker/package.json b/libs/remix-astwalker/package.json
index ee7aad071a..51663ad1e6 100644
--- a/libs/remix-astwalker/package.json
+++ b/libs/remix-astwalker/package.json
@@ -36,9 +36,9 @@
   "dependencies": {
     "@remix-project/remix-lib": "^0.4.34",
     "@types/tape": "^4.2.33",
-    "ethereumjs-block": "^2.2.2",
-    "ethereumjs-tx": "^2.1.2",
-    "ethereumjs-vm": "4.1.3",
+    "@ethereumjs/vm": "^5.3.2",
+    "@ethereumjs/block": "^3.2.1",
+    "@ethereumjs/tx": "^3.1.3",
     "nyc": "^13.3.0",
     "tape": "^4.10.1",
     "ts-node": "^8.0.3",
diff --git a/libs/remix-debug/package.json b/libs/remix-debug/package.json
index e0563ca2a4..fd42914a63 100644
--- a/libs/remix-debug/package.json
+++ b/libs/remix-debug/package.json
@@ -21,10 +21,10 @@
     "@remix-project/remix-astwalker": "^0.0.26",
     "@remix-project/remix-lib": "^0.4.34",
     "commander": "^2.19.0",
-    "ethereumjs-block": "^2.2.2",
-    "ethereumjs-tx": "^2.1.2",
-    "ethereumjs-util": "^6.2.0",
-    "ethereumjs-vm": "4.1.3",
+    "@ethereumjs/vm": "^5.3.2",
+    "@ethereumjs/block": "^3.2.1",
+    "@ethereumjs/tx": "^3.1.3",
+    "ethereumjs-util": "^7.0.10",
     "web3": "^1.2.4"
   },
   "devDependencies": {
diff --git a/libs/remix-debug/src/code/disassembler.ts b/libs/remix-debug/src/code/disassembler.ts
index f9524bb482..3c963b8202 100644
--- a/libs/remix-debug/src/code/disassembler.ts
+++ b/libs/remix-debug/src/code/disassembler.ts
@@ -2,6 +2,7 @@
 
 import { parseCode } from './codeUtils'
 import { util } from '@remix-project/remix-lib'
+import { bufferToHex } from 'ethereumjs-util'
 
 function createExpressions (instructions) {
   const expressions = []
@@ -36,7 +37,7 @@ function createExpressions (instructions) {
 
 function toString (expr) {
   if (expr.name.slice(0, 4) === 'PUSH') {
-    return util.hexConvert(expr.pushData)
+    return bufferToHex(expr.pushData)
   } else if (expr.name === 'JUMPDEST') {
     return expr.label + ':'
   } else if (expr.args) {
diff --git a/libs/remix-debug/src/solidity-decoder/types/Mapping.ts b/libs/remix-debug/src/solidity-decoder/types/Mapping.ts
index a6fa6240b6..e67a0e8a1b 100644
--- a/libs/remix-debug/src/solidity-decoder/types/Mapping.ts
+++ b/libs/remix-debug/src/solidity-decoder/types/Mapping.ts
@@ -2,7 +2,6 @@
 import { RefType } from './RefType'
 import { normalizeHex } from './util'
 import { toBuffer, setLengthLeft, keccak, BN, bufferToHex } from 'ethereumjs-util'
-import { intToBuffer } from 'ethjs-util'
 
 export class Mapping extends RefType {
   keyType
@@ -66,11 +65,10 @@ function getMappingLocation (key, position) {
 
   // key should be a hex string, and position an int
   const mappingK = toBuffer('0x' + key)
-  let mappingP = intToBuffer(position)
+  let mappingP = toBuffer(position)
   mappingP = setLengthLeft(mappingP, 32)
   const mappingKeyBuf = concatTypedArrays(mappingK, mappingP)
-  const mappingKeyPreimage: string = '0x' + mappingKeyBuf.toString('hex')
-  const mappingStorageLocation: Buffer = keccak(mappingKeyPreimage)
+  const mappingStorageLocation: Buffer = keccak(mappingKeyBuf)
   const mappingStorageLocationinBn: BN = new BN(mappingStorageLocation, 16)
   return mappingStorageLocationinBn
 }
diff --git a/libs/remix-debug/src/solidity-decoder/types/util.ts b/libs/remix-debug/src/solidity-decoder/types/util.ts
index fed6ea44f8..30748c9aca 100644
--- a/libs/remix-debug/src/solidity-decoder/types/util.ts
+++ b/libs/remix-debug/src/solidity-decoder/types/util.ts
@@ -1,5 +1,5 @@
 'use strict'
-import { BN, bufferToHex, unpad } from 'ethereumjs-util'
+import { BN, bufferToHex, unpadHexString } from 'ethereumjs-util'
 
 export function decodeIntFromHex (value, byteLength, signed) {
   let bigNumber = new BN(value, 16)
@@ -57,7 +57,7 @@ export function toBN (value) {
   if (value instanceof BN) {
     return value
   } else if (value.match && value.match(/^(0x)?([a-f0-9]*)$/)) {
-    value = unpad(value.replace(/^(0x)/, ''))
+    value = unpadHexString(value)
     value = new BN(value === '' ? '0' : value, 16)
   } else if (!isNaN(value)) {
     value = new BN(value)
diff --git a/libs/remix-debug/src/trace/traceCache.ts b/libs/remix-debug/src/trace/traceCache.ts
index 313953b6cf..7c2d381ccc 100644
--- a/libs/remix-debug/src/trace/traceCache.ts
+++ b/libs/remix-debug/src/trace/traceCache.ts
@@ -104,7 +104,7 @@ export class TraceCache {
       address: address,
       key: key,
       value: value,
-      hashedKey: sha3_256(key)
+      hashedKey: key && sha3_256(key)
     }
     this.storageChanges.push(index)
   }
diff --git a/libs/remix-debug/test/debugger.ts b/libs/remix-debug/test/debugger.ts
index 684d9a01fd..ff859f7d4d 100644
--- a/libs/remix-debug/test/debugger.ts
+++ b/libs/remix-debug/test/debugger.ts
@@ -148,48 +148,50 @@ contract Ballot {
         winnerName_ = proposals[winningProposal()].name;
     }
 }
-`
+`;
 
-var privateKey = Buffer.from('dae9801649ba2d95a21e688b56f77905e5667c44ce868ec83f82e838712a2c7a', 'hex')
-var vm = vmCall.initVM(privateKey)
-var output = compiler.compile(compilerInput(ballot))
-output = JSON.parse(output)
-var web3VM = new remixLib.vm.Web3VMProvider()
-web3VM.setVM(vm)
-const param = '0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000148656c6c6f20576f726c64210000000000000000000000000000000000000000'
-vmCall.sendTx(vm, {nonce: 0, privateKey: privateKey}, null, 0, output.contracts['test.sol']['Ballot'].evm.bytecode.object + param, (error, txHash) => {
-  console.log(error, txHash)
-  if (error) {
-    throw error
-  } else {
-    web3VM.eth.getTransaction(txHash, (error, tx) => {
-      if (error) {
-        throw error
-      } else {
-        var debugManager = new Debugger({
-          compilationResult: function () {
-            return { data: output }
-          },
-          web3: web3VM
-        })
-
-        debugManager.callTree.event.register('callTreeReady', () => {
-          testDebugging(debugManager)
-        })
-        debugManager.callTree.event.register('callTreeNotReady', (error) => {
-          console.error(error)
-          throw error
-        })
-        debugManager.callTree.event.register('callTreeBuildFailed', (error) => {
-          console.error(error)
+(async () => {
+  var privateKey = Buffer.from('dae9801649ba2d95a21e688b56f77905e5667c44ce868ec83f82e838712a2c7a', 'hex')
+  var vm = await vmCall.initVM(privateKey)
+  var output = compiler.compile(compilerInput(ballot))
+  output = JSON.parse(output)
+  var web3VM = new remixLib.vm.Web3VMProvider()
+  web3VM.setVM(vm)
+  const param = '0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000148656c6c6f20576f726c64210000000000000000000000000000000000000000'
+  vmCall.sendTx(vm, {nonce: 0, privateKey: privateKey}, null, 0, output.contracts['test.sol']['Ballot'].evm.bytecode.object + param, (error, txHash) => {
+    console.log(error, txHash)
+    if (error) {
+      throw error
+    } else {
+      web3VM.eth.getTransaction(txHash, (error, tx) => {
+        if (error) {
           throw error
-        })
-
-        debugManager.debug(tx)
-      }
-    })
-  }
-})
+        } else {
+          var debugManager = new Debugger({
+            compilationResult: function () {
+              return { data: output }
+            },
+            web3: web3VM
+          })
+  
+          debugManager.callTree.event.register('callTreeReady', () => {
+            testDebugging(debugManager)
+          })
+          debugManager.callTree.event.register('callTreeNotReady', (error) => {
+            console.error(error)
+            throw error
+          })
+          debugManager.callTree.event.register('callTreeBuildFailed', (error) => {
+            console.error(error)
+            throw error
+          })
+  
+          debugManager.debug(tx)
+        }
+      })
+    }
+  })
+})()
 
 function testDebugging (debugManager) {
   // stack
diff --git a/libs/remix-debug/test/decoder/localDecoder.ts b/libs/remix-debug/test/decoder/localDecoder.ts
index a9c82b1649..d76ff4c2c0 100644
--- a/libs/remix-debug/test/decoder/localDecoder.ts
+++ b/libs/remix-debug/test/decoder/localDecoder.ts
@@ -12,9 +12,9 @@ var structArrayLocalTest = require('./localsTests/structArray')
 var compilerInput = require('../helpers/compilerHelper').compilerInput
 
 tape('solidity', function (t) {
-  t.test('local decoder', function (st) {
+  t.test('local decoder', async function (st) {
     var privateKey = Buffer.from('dae9801649ba2d95a21e688b56f77905e5667c44ce868ec83f82e838712a2c7a', 'hex')
-    var vm = vmCall.initVM(st, privateKey)
+    var vm = await vmCall.initVM(st, privateKey)
     test(st, vm, privateKey)
   })
 })
diff --git a/libs/remix-debug/test/decoder/stateTests/mapping.ts b/libs/remix-debug/test/decoder/stateTests/mapping.ts
index 58875f9e25..eb2a0115b6 100644
--- a/libs/remix-debug/test/decoder/stateTests/mapping.ts
+++ b/libs/remix-debug/test/decoder/stateTests/mapping.ts
@@ -6,10 +6,10 @@ import { sendTx, initVM } from '../vmCall'
 import { StorageResolver } from '../../../src/storage/storageResolver'
 import { StorageViewer } from '../../../src/storage/storageViewer'
 
-module.exports = function testMappingStorage (st, cb) {
+module.exports = async function testMappingStorage (st, cb) {
   var mappingStorage = require('../contracts/mappingStorage')
   var privateKey = Buffer.from('dae9801649ba2d95a21e688b56f77905e5667c44ce868ec83f82e838712a2c7a', 'hex')
-  var vm = initVM(st, privateKey)
+  var vm = await initVM(st, privateKey)
   var output = compile(compilerInput(mappingStorage.contract))
   output = JSON.parse(output)
   sendTx(vm, {nonce: 0, privateKey: privateKey}, null, 0, output.contracts['test.sol']['SimpleMappingState'].evm.bytecode.object, function (error, txHash) {
diff --git a/libs/remix-debug/test/decoder/vmCall.ts b/libs/remix-debug/test/decoder/vmCall.ts
index a8afadb5e5..0061f986b1 100644
--- a/libs/remix-debug/test/decoder/vmCall.ts
+++ b/libs/remix-debug/test/decoder/vmCall.ts
@@ -1,10 +1,10 @@
 'use strict'
-var utileth = require('ethereumjs-util')
-var Tx = require('ethereumjs-tx').Transaction
-var Block = require('ethereumjs-block')
-var BN = require('ethereumjs-util').BN
-var remixLib = require('@remix-project/remix-lib')
-var EthJSVM = require('ethereumjs-vm').default
+import { Transaction as Tx } from '@ethereumjs/tx'
+import { Block } from '@ethereumjs/block'
+import { BN, bufferToHex, Address } from 'ethereumjs-util'
+import { vm as remixlibVM } from '@remix-project/remix-lib'
+import VM from '@ethereumjs/vm'
+import Common from '@ethereumjs/common'
 
 export function sendTx (vm, from, to, value, data, cb) {
   var tx = new Tx({
@@ -15,19 +15,19 @@ export function sendTx (vm, from, to, value, data, cb) {
     value: new BN(value, 10),
     data: Buffer.from(data, 'hex')
   })
-  tx.sign(from.privateKey)
-  var block = new Block({
+  tx = tx.sign(from.privateKey)
+
+  var block = Block.fromBlockData({
     header: {
       timestamp: new Date().getTime() / 1000 | 0,
       number: 0
-    },
-    transactions: [],
-    uncleHeaders: []
-  })
+    }
+  }) // still using default common
+
   try {
     vm.runTx({block: block, tx: tx, skipBalance: true, skipNonce: true}).then(function (result) {
       setTimeout(() => {
-        cb(null, utileth.bufferToHex(tx.hash()))
+        cb(null, bufferToHex(tx.hash()))
       }, 500)
     }).catch((error) => {
       console.error(error)
@@ -38,35 +38,31 @@ export function sendTx (vm, from, to, value, data, cb) {
   }
 }
 
-function createVm (hardfork) {
-  // const stateManager = new StateManagerCommonStorageDump({})
-  // stateManager.checkpoint(() => {})
-  const vm = new EthJSVM({
-    activatePrecompiles: true,
-    hardfork
-  })
-  vm.blockchain.validate = false
+async function createVm (hardfork) {
+  const common = new Common({ chain: 'mainnet', hardfork })
+  const vm = new VM({ common })   
+  await vm.init()
   return { vm, stateManager: vm.stateManager }
 }
 
 /*
   Init VM / Send Transaction
 */
-export function initVM (st, privateKey) {
-  var VM = createVm('muirGlacier')
+export async function initVM (st, privateKey) {
+  var VM = await createVm('berlin')
   const vm = VM.vm
 
-  var address = utileth.privateToAddress(privateKey)
+  var address = Address.fromPrivateKey(privateKey)
 
-  vm.stateManager.getAccount(address, (error, account) => {
-    if (error) return console.log(error)
-    account.balance = '0xf00000000000000001'
-    vm.stateManager.putAccount(address, account, function cb (error) {
-      if (error) console.log(error)
-    })
-  })
-
-  var web3Provider = new remixLib.vm.Web3VMProvider()
+  try {
+    let account = await vm.stateManager.getAccount(address)
+    account.balance = new BN('f00000000000000001', 16)
+    await vm.stateManager.putAccount(address, account)
+  } catch (error) {
+    console.log(error)
+  }
+  
+  var web3Provider = new remixlibVM.Web3VMProvider()
   web3Provider.setVM(vm)
   vm.web3 = web3Provider
   return vm
diff --git a/libs/remix-debug/test/vmCall.ts b/libs/remix-debug/test/vmCall.ts
index 1a0c74c148..b3cd6bccf1 100644
--- a/libs/remix-debug/test/vmCall.ts
+++ b/libs/remix-debug/test/vmCall.ts
@@ -1,7 +1,8 @@
 'use strict'
+import { Block } from '@ethereumjs/block'
+import VM from '@ethereumjs/vm'
 var utileth = require('ethereumjs-util')
-var Tx = require('ethereumjs-tx').Transaction
-var Block = require('ethereumjs-block')
+var Tx = require('@ethereumjs/tx').Transaction
 var BN = require('ethereumjs-util').BN
 var remixLib = require('@remix-project/remix-lib')
 
@@ -14,15 +15,14 @@ function sendTx (vm, from, to, value, data, cb) {
     value: new BN(value, 10),
     data: Buffer.from(data, 'hex')
   })
-  tx.sign(from.privateKey)
-  var block = new Block({
+  tx = tx.sign(from.privateKey)
+
+  var block = Block.fromBlockData({
     header: {
       timestamp: new Date().getTime() / 1000 | 0,
       number: 0
-    },
-    transactions: [],
-    uncleHeaders: []
-  })
+    }
+  }) // still using default common
   vm.runTx({block: block, tx: tx, skipBalance: true, skipNonce: true}).then(function (result) {
     setTimeout(() => {
       cb(null, utileth.bufferToHex(tx.hash()))
@@ -36,21 +36,20 @@ function sendTx (vm, from, to, value, data, cb) {
 /*
   Init VM / Send Transaction
 */
-function initVM (privateKey) {
-  var VM = require('ethereumjs-vm').default
-  var address = utileth.privateToAddress(privateKey)
+async function initVM (privateKey) {
+  var address = utileth.Address.fromPrivateKey(privateKey)
   var vm = new VM({
-    enableHomestead: true,
     activatePrecompiles: true
   })
+  await vm.init()
 
-  vm.stateManager.getAccount(address, (error, account) => {
-    if (error) return console.log(error)
-    account.balance = '0xf00000000000000001'
-    vm.stateManager.putAccount(address, account, function cb (error) {
-      if (error) console.log(error)
-    })
-  })
+  try {
+    let account = await vm.stateManager.getAccount(address)
+    account.balance = new BN('f00000000000000001', 16)
+    await vm.stateManager.putAccount(address, account)
+  } catch (error) {
+    console.log(error)
+  } 
 
   var web3Provider = new remixLib.vm.Web3VMProvider()
   web3Provider.setVM(vm)
diff --git a/libs/remix-lib/package.json b/libs/remix-lib/package.json
index 3bfe70d0d9..90a01a835c 100644
--- a/libs/remix-lib/package.json
+++ b/libs/remix-lib/package.json
@@ -15,10 +15,10 @@
   "main": "src/index.js",
   "dependencies": {
     "async": "^2.1.2",
-    "ethereumjs-block": "^2.2.2",
-    "ethereumjs-tx": "^2.1.2",
-    "ethereumjs-util": "^6.2.0",
-    "ethereumjs-vm": "4.1.3",
+    "@ethereumjs/block": "^3.2.1",
+    "@ethereumjs/tx": "^3.1.3",
+    "@ethereumjs/vm": "^5.3.2",
+    "ethereumjs-util": "^7.0.10",
     "ethers": "^4.0.40",
     "events": "^3.0.0",
     "solc": "^0.7.4",
diff --git a/libs/remix-lib/src/execution/execution-context.ts b/libs/remix-lib/src/execution/execution-context.ts
index 24225acd30..31212412ff 100644
--- a/libs/remix-lib/src/execution/execution-context.ts
+++ b/libs/remix-lib/src/execution/execution-context.ts
@@ -5,8 +5,10 @@ import { EventManager } from '../eventManager'
 import { rlp, keccak, bufferToHex } from 'ethereumjs-util'
 import { Web3VmProvider } from '../web3Provider/web3VmProvider'
 import { LogsManager } from './logsManager'
-const EthJSVM = require('ethereumjs-vm').default
-const StateManager = require('ethereumjs-vm/dist/state/stateManager').default
+import VM from '@ethereumjs/vm'
+import Common from '@ethereumjs/common'
+import StateManager from '@ethereumjs/vm/dist/state/stateManager'
+import { StorageDump } from '@ethereumjs/vm/dist/state/interface'
 
 declare let ethereum: any
 let web3
@@ -23,52 +25,73 @@ if (typeof window !== 'undefined' && typeof window['ethereum'] !== 'undefined')
 */
 
 class StateManagerCommonStorageDump extends StateManager {
-  constructor (arg) {
-    super(arg)
+  /*
+   * dictionary containing keccak(b) as key and b as value. used to get the initial value from its hash
+   */
+  keyHashes: { [key: string]: string }
+  constructor () {
+    super()
     this.keyHashes = {}
   }
 
-  putContractStorage (address, key, value, cb) {
+  putContractStorage (address, key, value) {
     this.keyHashes[keccak(key).toString('hex')] = bufferToHex(key)
-    super.putContractStorage(address, key, value, cb)
+    return super.putContractStorage(address, key, value)
   }
 
-  dumpStorage (address, cb) {
-    this._getStorageTrie(address, (err, trie) => {
-      if (err) {
-        return cb(err)
+  async dumpStorage (address) {
+    let trie
+    try {
+      trie = await this._getStorageTrie(address)
+    } catch (e) {
+      console.log(e)
+      throw e
+    }
+    return new Promise<StorageDump>((resolve, reject) => {
+      try {
+        const storage = {}
+        const stream = trie.createReadStream()
+        stream.on('data', (val) => {
+          const value = rlp.decode(val.value)
+          storage['0x' + val.key.toString('hex')] = {
+            key: this.keyHashes[val.key.toString('hex')],
+            value: '0x' + value.toString('hex')
+          }
+        })
+        stream.on('end', function () {
+          resolve(storage)
+        })
+      } catch (e) {
+        reject(e)
       }
-      const storage = {}
-      const stream = trie.createReadStream()
-      stream.on('data', (val) => {
-        const value = rlp.decode(val.value)
-        storage['0x' + val.key.toString('hex')] = {
-          key: this.keyHashes[val.key.toString('hex')],
-          value: '0x' + value.toString('hex')
-        }
-      })
-      stream.on('end', function () {
-        cb(storage)
-      })
     })
   }
 
-  getStateRoot (cb) {
-    const checkpoint = this._checkpointCount
-    this._checkpointCount = 0
-    super.getStateRoot((err, stateRoot) => {
-      this._checkpointCount = checkpoint
-      cb(err, stateRoot)
-    })
+  async getStateRoot (force: boolean = false): Promise<Buffer> {
+    await this._cache.flush()
+
+    const stateRoot = this._trie.root
+    return stateRoot
   }
 
-  setStateRoot (stateRoot, cb) {
-    const checkpoint = this._checkpointCount
-    this._checkpointCount = 0
-    super.setStateRoot(stateRoot, (err) => {
-      this._checkpointCount = checkpoint
-      cb(err)
-    })
+  async setStateRoot (stateRoot: Buffer): Promise<void> {
+    await this._cache.flush()
+
+    if (stateRoot === this._trie.EMPTY_TRIE_ROOT) {
+      this._trie.root = stateRoot
+      this._cache.clear()
+      this._storageTries = {}
+      return
+    }
+
+    const hasRoot = await this._trie.checkRoot(stateRoot)
+    if (!hasRoot) {
+      throw new Error('State trie does not contain state root')
+    }
+
+    this._trie.root = stateRoot
+    this._cache.clear()
+    this._storageTries = {}
   }
 }
 
@@ -96,7 +119,7 @@ export class ExecutionContext {
     this.executionContext = null
     this.blockGasLimitDefault = 4300000
     this.blockGasLimit = this.blockGasLimitDefault
-    this.currentFork = 'muirGlacier'
+    this.currentFork = 'berlin'
     this.vms = {
       /*
       byzantium: createVm('byzantium'),
@@ -104,7 +127,7 @@ export class ExecutionContext {
       petersburg: createVm('petersburg'),
       istanbul: createVm('istanbul'),
       */
-      muirGlacier: this.createVm('muirGlacier')
+      berlin: this.createVm('berlin')
     }
     this.mainNetGenesisHash = '0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3'
     this.customNetWorks = {}
@@ -123,18 +146,17 @@ export class ExecutionContext {
   }
 
   createVm (hardfork) {
-    const stateManager = new StateManagerCommonStorageDump({})
-    stateManager.checkpoint(() => {})
-    const vm = new EthJSVM({
+    const stateManager = new StateManagerCommonStorageDump()
+    const common = new Common({ chain: 'mainnet', hardfork })
+    const vm = new VM({
+      common,
       activatePrecompiles: true,
-      blockchain: stateManager.blockchain,
-      stateManager: stateManager,
-      hardfork: hardfork
+      stateManager: stateManager
     })
-    vm.blockchain.validate = false
+
     const web3vm = new Web3VmProvider()
     web3vm.setVM(vm)
-    return { vm, web3vm, stateManager }
+    return { vm, web3vm, stateManager, common }
   }
 
   askPermission () {
@@ -210,6 +232,10 @@ export class ExecutionContext {
     return this.vms[this.currentFork].vm
   }
 
+  vmObject () {
+    return this.vms[this.currentFork]
+  }
+
   setContext (context, endPointUrl, confirmCb, infoCb) {
     this.executionContext = context
     this.executionContextChange(context, endPointUrl, confirmCb, infoCb, null)
@@ -221,9 +247,6 @@ export class ExecutionContext {
     if (!infoCb) infoCb = () => {}
     if (context === 'vm') {
       this.executionContext = context
-      this.vms[this.currentFork].stateManager.revert(() => {
-        this.vms[this.currentFork].stateManager.checkpoint(() => {})
-      })
       this.event.trigger('contextChanged', ['vm'])
       return cb()
     }
diff --git a/libs/remix-lib/src/execution/txFormat.ts b/libs/remix-lib/src/execution/txFormat.ts
index 9578373026..7d3188a1d0 100644
--- a/libs/remix-lib/src/execution/txFormat.ts
+++ b/libs/remix-lib/src/execution/txFormat.ts
@@ -309,7 +309,7 @@ export function deployLibrary (libraryName, libraryShortName, library, contracts
     }, callbackStep, callbackDeployLibrary)
   } else {
     callbackStep(`creation of library ${libraryName} pending...`)
-    const data = { dataHex: bytecode, funAbi: { type: 'constructor' }, funArgs: [], contractBytecode: bytecode, contractName: libraryShortName }
+    const data = { dataHex: bytecode, funAbi: { type: 'constructor' }, funArgs: [], contractBytecode: bytecode, contractName: libraryShortName, contractABI: library.abi }
     callbackDeployLibrary({ data: data, useCall: false }, (err, txResult) => {
       if (err) {
         return callback(err)
diff --git a/libs/remix-lib/src/execution/txRunner.ts b/libs/remix-lib/src/execution/txRunner.ts
index d2aa690d61..ddc2456fb5 100644
--- a/libs/remix-lib/src/execution/txRunner.ts
+++ b/libs/remix-lib/src/execution/txRunner.ts
@@ -1,7 +1,7 @@
 'use strict'
-import { Transaction } from 'ethereumjs-tx'
-import Block from 'ethereumjs-block'
-import { BN, bufferToHex } from 'ethereumjs-util'
+import { Transaction } from '@ethereumjs/tx'
+import { Block } from '@ethereumjs/block'
+import { BN, bufferToHex, Address } from 'ethereumjs-util'
 import { ExecutionContext } from './execution-context'
 import { EventManager } from '../eventManager'
 
@@ -15,11 +15,13 @@ export class TxRunner {
   vmaccounts
   queusTxs
   blocks
+  commonContext
 
   constructor (vmaccounts, api, executionContext) {
     this.event = new EventManager()
     // has a default for now for backwards compatability
     this.executionContext = executionContext || new ExecutionContext()
+    this.commonContext = this.executionContext.vmObject().common
     this._api = api
     this.blockNumber = 0
     this.runAsync = true
@@ -109,48 +111,51 @@ export class TxRunner {
       return callback('Invalid account selected')
     }
 
-    this.executionContext.vm().stateManager.getAccount(Buffer.from(from.replace('0x', ''), 'hex'), (err, res) => {
-      if (err) {
-        callback('Account not found')
+    if (Number.isInteger(gasLimit)) {
+      gasLimit = '0x' + gasLimit.toString(16)
+    }
+
+    this.executionContext.vm().stateManager.getAccount(Address.fromString(from)).then((res) => {
+      // See https://github.com/ethereumjs/ethereumjs-tx/blob/master/docs/classes/transaction.md#constructor
+      // for initialization fields and their types
+      value = value ? parseInt(value) : 0
+      const tx = Transaction.fromTxData({
+        nonce: new BN(res.nonce),
+        gasPrice: '0x1',
+        gasLimit: gasLimit,
+        to: to,
+        value: value,
+        data: Buffer.from(data.slice(2), 'hex')
+      }, { common: this.commonContext }).sign(account.privateKey)
+
+      const coinbases = ['0x0e9281e9c6a0808672eaba6bd1220e144c9bb07a', '0x8945a1288dc78a6d8952a92c77aee6730b414778', '0x94d76e24f818426ae84aa404140e8d5f60e10e7e']
+      const difficulties = [new BN('69762765929000', 10), new BN('70762765929000', 10), new BN('71762765929000', 10)]
+
+      var block = Block.fromBlockData({
+        header: {
+          timestamp: timestamp || (new Date().getTime() / 1000 | 0),
+          number: self.blockNumber,
+          coinbase: coinbases[self.blockNumber % coinbases.length],
+          difficulty: difficulties[self.blockNumber % difficulties.length],
+          gasLimit: new BN(gasLimit.replace('0x', ''), 16).imuln(2)
+        },
+        transactions: [tx]
+      }, { common: this.commonContext })
+
+      if (!useCall) {
+        ++self.blockNumber
+        this.runBlockInVm(tx, block, callback)
       } else {
-        // See https://github.com/ethereumjs/ethereumjs-tx/blob/master/docs/classes/transaction.md#constructor
-        // for initialization fields and their types
-        value = value ? parseInt(value) : 0
-        const tx = new Transaction({
-          nonce: new BN(res.nonce),
-          gasPrice: '0x1',
-          gasLimit: gasLimit,
-          to: to,
-          value: value,
-          data: Buffer.from(data.slice(2), 'hex')
-        })
-        tx.sign(account.privateKey)
-        const coinbases = ['0x0e9281e9c6a0808672eaba6bd1220e144c9bb07a', '0x8945a1288dc78a6d8952a92c77aee6730b414778', '0x94d76e24f818426ae84aa404140e8d5f60e10e7e']
-        const difficulties = [new BN('69762765929000', 10), new BN('70762765929000', 10), new BN('71762765929000', 10)]
-        const block = new Block({
-          header: {
-            timestamp: timestamp || (new Date().getTime() / 1000 | 0),
-            number: self.blockNumber,
-            coinbase: coinbases[self.blockNumber % coinbases.length],
-            difficulty: difficulties[self.blockNumber % difficulties.length],
-            gasLimit: new BN(gasLimit, 10).imuln(2)
-          },
-          transactions: [tx],
-          uncleHeaders: []
-        })
-        if (!useCall) {
-          ++self.blockNumber
-          this.runBlockInVm(tx, block, callback)
-        } else {
-          this.executionContext.vm().stateManager.checkpoint(() => {
-            this.runBlockInVm(tx, block, (err, result) => {
-              this.executionContext.vm().stateManager.revert(() => {
-                callback(err, result)
-              })
+        this.executionContext.vm().stateManager.checkpoint().then(() => {
+          this.runBlockInVm(tx, block, (err, result) => {
+            this.executionContext.vm().stateManager.revert().then(() => {
+              callback(err, result)
             })
           })
-        }
+        })
       }
+    }).catch((e) => {
+      callback(e)
     })
   }
 
@@ -167,7 +172,7 @@ export class TxRunner {
         result: result,
         transactionHash: bufferToHex(Buffer.from(tx.hash()))
       })
-    }).catch(function (err) {
+    }).catch((err) => {
       callback(err)
     })
   }
diff --git a/libs/remix-lib/src/universalDapp.ts b/libs/remix-lib/src/universalDapp.ts
index e526f10f78..030a8da811 100644
--- a/libs/remix-lib/src/universalDapp.ts
+++ b/libs/remix-lib/src/universalDapp.ts
@@ -1,6 +1,5 @@
 import { waterfall } from 'async'
-import { BN, privateToAddress, isValidPrivate, toChecksumAddress } from 'ethereumjs-util'
-import { stripHexPrefix } from 'ethjs-util'
+import { BN, privateToAddress, isValidPrivate, toChecksumAddress, Address } from 'ethereumjs-util'
 import { randomBytes } from 'crypto'
 import { EventEmitter } from 'events'
 import { TxRunner } from './execution/txRunner'
@@ -124,12 +123,13 @@ export class UniversalDApp {
 
     // FIXME: we don't care about the callback, but we should still make this proper
     const stateManager = this.executionContext.vm().stateManager
-    stateManager.getAccount(address, (error, account) => {
-      if (error) return console.log(error)
-      account.balance = balance || '0xf00000000000000001'
-      stateManager.putAccount(address, account, function cb (error) {
-        if (error) console.log(error)
+    stateManager.getAccount(address).then((account) => {
+      account.balance = new BN(balance.replace('0x', '') || 'f00000000000000001', 16)
+      stateManager.putAccount(address, account).catch((error) => {
+        console.log(error)
       })
+    }).catch((error) => {
+      console.log(error)
     })
 
     this.accounts[toChecksumAddress('0x' + address.toString('hex'))] = { privateKey, nonce: 0 }
@@ -177,8 +177,6 @@ export class UniversalDApp {
 
   /** Get the balance of an address */
   getBalance (address, cb) {
-    address = stripHexPrefix(address)
-
     if (!this.executionContext.isVM()) {
       return this.executionContext.web3().eth.getBalance(address, (err, res) => {
         if (err) {
@@ -191,11 +189,10 @@ export class UniversalDApp {
       return cb('No accounts?')
     }
 
-    this.executionContext.vm().stateManager.getAccount(Buffer.from(address, 'hex'), (err, res) => {
-      if (err) {
-        return cb('Account not found')
-      }
+    this.executionContext.vm().stateManager.getAccount(Address.fromString(address)).then((res) => {
       cb(null, new BN(res.balance).toString(10))
+    }).catch(() => {
+      cb('Account not found')
     })
   }
 
diff --git a/libs/remix-lib/src/util.ts b/libs/remix-lib/src/util.ts
index 5654b55234..43e5920133 100644
--- a/libs/remix-lib/src/util.ts
+++ b/libs/remix-lib/src/util.ts
@@ -1,5 +1,5 @@
 'use strict'
-import { BN, bufferToHex, keccak, setLengthLeft } from 'ethereumjs-util'
+import { BN, bufferToHex, keccak, setLengthLeft, toBuffer } from 'ethereumjs-util'
 
 /*
  contains misc util: @TODO should be splitted
@@ -13,18 +13,6 @@ import { BN, bufferToHex, keccak, setLengthLeft } from 'ethereumjs-util'
 /*
     ints: IntArray
   */
-export function hexConvert (ints) {
-  let ret = '0x'
-  for (let i = 0; i < ints.length; i++) {
-    const h = ints[i]
-    if (h) {
-      ret += (h <= 0xf ? '0' : '') + h.toString(16)
-    } else {
-      ret += '00'
-    }
-  }
-  return ret
-}
 
 /**
    * Converts a hex string to an array of integers.
@@ -56,22 +44,11 @@ export function hexListFromBNs (bnList) {
   return ret
 }
 
-/*
-  ints: list of IntArrays
-*/
-export function hexListConvert (intsList) {
-  const ret = []
-  for (const k in intsList) {
-    ret.push(this.hexConvert(intsList[k]))
-  }
-  return ret
-}
-
 /*
   ints: ints: IntArray
 */
 export function formatMemory (mem) {
-  const hexMem = this.hexConvert(mem).substr(2)
+  const hexMem = bufferToHex(mem).substr(2)
   const ret = []
   for (let k = 0; k < hexMem.length; k += 32) {
     const row = hexMem.substr(k, 32)
@@ -165,11 +142,8 @@ export function buildCallPath (index, rootCall) {
   */
 // eslint-disable-next-line camelcase
 export function sha3_256 (value) {
-  if (typeof value === 'string' && value.indexOf('0x') !== 0) {
-    value = '0x' + value
-  }
-  const ret: string = bufferToHex(setLengthLeft(value, 32))
-  const retInBuffer: Buffer = keccak(ret)
+  value = toBuffer(value)
+  const retInBuffer: Buffer = keccak(setLengthLeft(value, 32))
   return bufferToHex(retInBuffer)
 }
 
diff --git a/libs/remix-lib/src/web3Provider/web3VmProvider.ts b/libs/remix-lib/src/web3Provider/web3VmProvider.ts
index 99c5d9f51e..367370f928 100644
--- a/libs/remix-lib/src/web3Provider/web3VmProvider.ts
+++ b/libs/remix-lib/src/web3Provider/web3VmProvider.ts
@@ -1,6 +1,6 @@
-import { hexConvert, hexListFromBNs, formatMemory } from '../util'
+import { hexListFromBNs, formatMemory } from '../util'
 import { normalizeHexAddress } from '../helpers/uiHelper'
-import { toChecksumAddress, BN, toBuffer } from 'ethereumjs-util'
+import { toChecksumAddress, BN, bufferToHex, Address } from 'ethereumjs-util'
 import Web3 from 'web3'
 
 export class Web3VmProvider {
@@ -74,14 +74,17 @@ export class Web3VmProvider {
   setVM (vm) {
     if (this.vm === vm) return
     this.vm = vm
-    this.vm.on('step', (data) => {
-      this.pushTrace(data)
+    this.vm.on('step', async (data, next) => {
+      await this.pushTrace(data)
+      next()
     })
-    this.vm.on('afterTx', (data) => {
-      this.txProcessed(data)
+    this.vm.on('afterTx', async (data, next) => {
+      await this.txProcessed(data)
+      next()
     })
-    this.vm.on('beforeTx', (data) => {
-      this.txWillProcess(data)
+    this.vm.on('beforeTx', async (data, next) => {
+      await this.txWillProcess(data)
+      next()
     })
   }
 
@@ -91,9 +94,9 @@ export class Web3VmProvider {
     return ret
   }
 
-  txWillProcess (data) {
+  async txWillProcess (data) {
     this.incr++
-    this.processingHash = hexConvert(data.hash())
+    this.processingHash = bufferToHex(data.hash())
     this.vmTraces[this.processingHash] = {
       gas: '0x0',
       return: '0x0',
@@ -101,31 +104,32 @@ export class Web3VmProvider {
     }
     const tx = {}
     tx['hash'] = this.processingHash
-    tx['from'] = toChecksumAddress(hexConvert(data.getSenderAddress()))
-    if (data.to && data.to.length) {
-      tx['to'] = toChecksumAddress(hexConvert(data.to))
+    tx['from'] = toChecksumAddress(data.getSenderAddress().toString())
+    if (data.to) {
+      tx['to'] = toChecksumAddress(data.to.toString())
     }
     this.processingAddress = tx['to']
-    tx['data'] = hexConvert(data.data)
-    tx['input'] = hexConvert(data.input)
-    tx['gas'] = (new BN(hexConvert(data.gas).replace('0x', ''), 16)).toString(10)
+    tx['input'] = bufferToHex(data.data)
+    tx['gas'] = data.gasLimit.toString(10)
     if (data.value) {
-      tx['value'] = hexConvert(data.value)
+      tx['value'] = data.value.toString(10)
     }
     this.txs[this.processingHash] = tx
     this.txsReceipt[this.processingHash] = tx
     this.storageCache[this.processingHash] = {}
-    if (tx['to']) {
-      const account = toBuffer(tx['to'])
-      this.vm.stateManager.dumpStorage(account, (storage) => {
+    if (data.to) {
+      try {
+        const storage = await this.vm.stateManager.dumpStorage(data.to)
         this.storageCache[this.processingHash][tx['to']] = storage
         this.lastProcessedStorageTxHash[tx['to']] = this.processingHash
-      })
+      } catch (e) {
+        console.log(e)
+      }
     }
     this.processingIndex = 0
   }
 
-  txProcessed (data) {
+  async txProcessed (data) {
     const lastOp = this.vmTraces[this.processingHash].structLogs[this.processingIndex - 1]
     if (lastOp) {
       lastOp.error = lastOp.op !== 'RETURN' && lastOp.op !== 'STOP' && lastOp.op !== 'thisDESTRUCT'
@@ -156,11 +160,11 @@ export class Web3VmProvider {
     this.txsReceipt[this.processingHash].status = `0x${status}`
 
     if (data.createdAddress) {
-      const address = hexConvert(data.createdAddress)
+      const address = data.createdAddress.toString()
       this.vmTraces[this.processingHash].return = toChecksumAddress(address)
       this.txsReceipt[this.processingHash].contractAddress = toChecksumAddress(address)
     } else if (data.execResult.returnValue) {
-      this.vmTraces[this.processingHash].return = hexConvert(data.execResult.returnValue)
+      this.vmTraces[this.processingHash].return = bufferToHex(data.execResult.returnValue)
     } else {
       this.vmTraces[this.processingHash].return = '0x'
     }
@@ -169,7 +173,7 @@ export class Web3VmProvider {
     this.previousDepth = 0
   }
 
-  pushTrace (data) {
+  async pushTrace (data) {
     const depth = data.depth + 1 // geth starts the depth from 1
     if (!this.processingHash) {
       console.log('no tx processing')
@@ -205,11 +209,14 @@ export class Web3VmProvider {
         this.processingAddress = normalizeHexAddress(step.stack[step.stack.length - 2])
         this.processingAddress = toChecksumAddress(this.processingAddress)
         if (!this.storageCache[this.processingHash][this.processingAddress]) {
-          const account = toBuffer(this.processingAddress)
-          this.vm.stateManager.dumpStorage(account, (storage) => {
+          const account = Address.fromString(this.processingAddress)
+          try {
+            const storage = await this.vm.stateManager.dumpStorage(account)
             this.storageCache[this.processingHash][this.processingAddress] = storage
             this.lastProcessedStorageTxHash[this.processingAddress] = this.processingHash
-          })
+          } catch (e) {
+            console.log(e)
+          }
         }
       }
     }
@@ -227,9 +234,10 @@ export class Web3VmProvider {
 
   getCode (address, cb) {
     address = toChecksumAddress(address)
-    const account = toBuffer(address)
-    this.vm.stateManager.getContractCode(account, (error, result) => {
-      cb(error, hexConvert(result))
+    this.vm.stateManager.getContractCode(Address.fromString(address)).then((result) => {
+      cb(null, bufferToHex(result))
+    }).catch((error) => {
+      cb(error)
     })
   }
 
diff --git a/libs/remix-simulator/package.json b/libs/remix-simulator/package.json
index 02d2e7d432..eb09b20106 100644
--- a/libs/remix-simulator/package.json
+++ b/libs/remix-simulator/package.json
@@ -21,10 +21,10 @@
     "color-support": "^1.1.3",
     "commander": "^2.19.0",
     "cors": "^2.8.5",
-    "ethereumjs-block": "^2.2.2",
-    "ethereumjs-tx": "^2.1.2",
-    "ethereumjs-util": "^6.2.0",
-    "ethereumjs-vm": "4.1.3",
+    "@ethereumjs/vm": "^5.3.2",
+    "@ethereumjs/block": "^3.2.1",
+    "@ethereumjs/tx": "^3.1.3",
+    "ethereumjs-util": "^7.0.10",
     "express": "^4.16.3",
     "express-ws": "^4.0.0",
     "merge": "^1.2.0",
diff --git a/libs/remix-simulator/src/genesis.ts b/libs/remix-simulator/src/genesis.ts
index 85795c0d83..f3d7d0509e 100644
--- a/libs/remix-simulator/src/genesis.ts
+++ b/libs/remix-simulator/src/genesis.ts
@@ -1,20 +1,21 @@
-import EthJSBlock from 'ethereumjs-block'
+import { Block } from '@ethereumjs/block'
 import { BN } from 'ethereumjs-util'
 
 export function generateBlock (executionContext) {
-  const block: EthJSBlock = new EthJSBlock({
-    header: {
-      timestamp: (new Date().getTime() / 1000 | 0),
-      number: 0,
-      coinbase: '0x0e9281e9c6a0808672eaba6bd1220e144c9bb07a',
-      difficulty: (new BN('69762765929000', 10)),
-      gasLimit: new BN('8000000').imuln(1)
-    },
-    transactions: [],
-    uncleHeaders: []
-  })
+  return new Promise((resolve, reject) => {
+    const block: Block = Block.fromBlockData({
+      header: {
+        timestamp: (new Date().getTime() / 1000 | 0),
+        number: 0,
+        coinbase: '0x0e9281e9c6a0808672eaba6bd1220e144c9bb07a',
+        difficulty: new BN('69762765929000', 10),
+        gasLimit: new BN('8000000').imuln(1)
+      }
+    }, { common: executionContext.vmObject().common })
 
-  executionContext.vm().runBlock({ block: block, generate: true, skipBlockValidation: true, skipBalance: false }).then(() => {
-    executionContext.addBlock(block)
+    executionContext.vm().runBlock({ block: block, generate: true, skipBlockValidation: true, skipBalance: false }).then(() => {
+      executionContext.addBlock(block)
+      resolve({})
+    }).catch((e) => reject(e))
   })
 }
diff --git a/libs/remix-simulator/src/methods/accounts.ts b/libs/remix-simulator/src/methods/accounts.ts
index 347b002115..6fd359594b 100644
--- a/libs/remix-simulator/src/methods/accounts.ts
+++ b/libs/remix-simulator/src/methods/accounts.ts
@@ -1,5 +1,4 @@
-import { BN, privateToAddress, toChecksumAddress, isValidPrivate } from 'ethereumjs-util'
-import { stripHexPrefix } from 'ethjs-util'
+import { BN, privateToAddress, toChecksumAddress, isValidPrivate, Address } from 'ethereumjs-util'
 import Web3 from 'web3'
 import * as crypto from 'crypto'
 
@@ -44,19 +43,20 @@ export class Accounts {
     return new Promise((resolve, reject) => {
       privateKey = Buffer.from(privateKey, 'hex')
       const address: Buffer = privateToAddress(privateKey)
-
-      this.accounts[toChecksumAddress('0x' + address.toString('hex'))] = { privateKey, nonce: 0 }
-      this.accountsKeys[toChecksumAddress('0x' + address.toString('hex'))] = '0x' + privateKey.toString('hex')
+      const addressStr = toChecksumAddress('0x' + address.toString('hex'))
+      this.accounts[addressStr] = { privateKey, nonce: 0 }
+      this.accountsKeys[addressStr] = '0x' + privateKey.toString('hex')
 
       const stateManager = this.executionContext.vm().stateManager
-      stateManager.getAccount(address, (error, account) => {
-        if (error) {
-          console.log(error)
+      stateManager.getAccount(Address.fromString(addressStr)).then((account) => {
+        account.balance = new BN(balance.replace('0x', '') || 'f00000000000000001', 16)
+        stateManager.putAccount(Address.fromString(addressStr), account).catch((error) => {
           reject(error)
-          return
-        }
-        account.balance = balance || '0xf00000000000000001'
-        resolve()
+        }).then(() => {
+          resolve({})
+        })
+      }).catch((error) => {
+        reject(error)
       })
     })
   }
@@ -83,14 +83,12 @@ export class Accounts {
   }
 
   eth_getBalance (payload, cb) {
-    let address = payload.params[0]
-    address = stripHexPrefix(address)
+    const address = payload.params[0]
 
-    this.executionContext.vm().stateManager.getAccount(Buffer.from(address, 'hex'), (err, account) => {
-      if (err) {
-        return cb(err)
-      }
+    this.executionContext.vm().stateManager.getAccount(Address.fromString(address)).then((account) => {
       cb(null, new BN(account.balance).toString(10))
+    }).catch((error) => {
+      cb(error)
     })
   }
 
diff --git a/libs/remix-simulator/src/methods/blocks.ts b/libs/remix-simulator/src/methods/blocks.ts
index fc66a22892..bfed840284 100644
--- a/libs/remix-simulator/src/methods/blocks.ts
+++ b/libs/remix-simulator/src/methods/blocks.ts
@@ -31,6 +31,9 @@ export class Blocks {
       blockIndex = this.executionContext.latestBlockNumber
     }
 
+    if (Number.isInteger(blockIndex)) {
+      blockIndex = '0x' + blockIndex.toString(16)
+    }
     const block = this.executionContext.blocks[blockIndex]
 
     if (!block) {
@@ -57,7 +60,6 @@ export class Blocks {
       transactions: block.transactions.map((t) => '0x' + t.hash().toString('hex')),
       uncles: []
     }
-
     cb(null, b)
   }
 
diff --git a/libs/remix-simulator/src/methods/transactions.ts b/libs/remix-simulator/src/methods/transactions.ts
index ca4a33c3f8..f3e8ca3f43 100644
--- a/libs/remix-simulator/src/methods/transactions.ts
+++ b/libs/remix-simulator/src/methods/transactions.ts
@@ -1,5 +1,5 @@
 import Web3 from 'web3'
-import { toChecksumAddress, BN } from 'ethereumjs-util'
+import { toChecksumAddress, BN, Address } from 'ethereumjs-util'
 import { processTx } from './txProcess'
 
 export class Transactions {
@@ -98,12 +98,11 @@ export class Transactions {
   eth_getTransactionCount (payload, cb) {
     const address = payload.params[0]
 
-    this.executionContext.vm().stateManager.getAccount(address, (err, account) => {
-      if (err) {
-        return cb(err)
-      }
+    this.executionContext.vm().stateManager.getAccount(Address.fromString(address)).then((account) => {
       const nonce = new BN(account.nonce).toString(10)
       cb(null, nonce)
+    }).catch((error) => {
+      cb(error)
     })
   }
 
diff --git a/libs/remix-simulator/src/provider.ts b/libs/remix-simulator/src/provider.ts
index afd6696a17..8fdb5b5aba 100644
--- a/libs/remix-simulator/src/provider.ts
+++ b/libs/remix-simulator/src/provider.ts
@@ -39,12 +39,10 @@ export class Provider {
     this.methods = merge(this.methods, netMethods())
     this.methods = merge(this.methods, this.Transactions.methods())
     this.methods = merge(this.methods, (new Debug(this.executionContext)).methods())
-
-    generateBlock(this.executionContext)
-    this.init()
   }
 
   async init () {
+    await generateBlock(this.executionContext)
     await this.Accounts.resetAccounts()
     this.Transactions.init(this.Accounts.accounts)
   }
diff --git a/libs/remix-simulator/test/accounts.ts b/libs/remix-simulator/test/accounts.ts
index 471cacfd72..0c36c38191 100644
--- a/libs/remix-simulator/test/accounts.ts
+++ b/libs/remix-simulator/test/accounts.ts
@@ -5,8 +5,9 @@ const web3 = new Web3()
 import * as assert from 'assert'
 
 describe('Accounts', () => {
-  before(function () {
+  before(async function () {
     const provider = new Provider()
+    await provider.init()
     web3.setProvider(provider)
   })
 
diff --git a/libs/remix-simulator/test/blocks.ts b/libs/remix-simulator/test/blocks.ts
index 5a404ee722..827c4dc726 100644
--- a/libs/remix-simulator/test/blocks.ts
+++ b/libs/remix-simulator/test/blocks.ts
@@ -5,10 +5,11 @@ const web3 = new Web3()
 import * as assert from 'assert'
 
 describe('blocks', () => {
-  before(() => {
+  before(async () => {
     const provider = new Provider('vm', {
       coinbase: '0x0000000000000000000000000000000000000001'
     })
+    await provider.init()
     web3.setProvider(provider)
   })
 
@@ -29,7 +30,7 @@ describe('blocks', () => {
         parentHash: '0x0000000000000000000000000000000000000000000000000000000000000000',
         sha3Uncles: '0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347',
         size: 163591,
-        stateRoot: '0x63e1738ea12d4e7d12b71f0f4604706417921eb6a62c407ca5f1d66b9e67f579',
+        stateRoot: '0x0000000000000000000000000000000000000000000000000000000000000000',
         timestamp: block.timestamp,
         totalDifficulty: '0',
         transactions: [],
diff --git a/libs/remix-simulator/test/misc.ts b/libs/remix-simulator/test/misc.ts
index 6d8f57ef49..cf38ce8740 100644
--- a/libs/remix-simulator/test/misc.ts
+++ b/libs/remix-simulator/test/misc.ts
@@ -5,8 +5,9 @@ const web3 = new Web3()
 import * as assert from 'assert'
 
 describe('Misc', () => {
-  before(() => {
+  before(async () => {
     const provider = new Provider()
+    await provider.init()
     web3.setProvider(provider)
   })
 
diff --git a/libs/remix-solidity/package.json b/libs/remix-solidity/package.json
index 1700195aa3..ddb834e951 100644
--- a/libs/remix-solidity/package.json
+++ b/libs/remix-solidity/package.json
@@ -17,9 +17,9 @@
   "dependencies": {
     "@remix-project/remix-lib": "^0.4.34",
     "eslint-scope": "^5.0.0",
-    "ethereumjs-block": "^2.2.2",
-    "ethereumjs-tx": "^2.1.2",
-    "ethereumjs-vm": "4.1.3",
+    "@ethereumjs/vm": "^5.3.2",
+    "@ethereumjs/block": "^3.2.1",
+    "@ethereumjs/tx": "^3.1.3",
     "solc": "^0.7.4",
     "webworkify-webpack": "^2.1.5"
   },
diff --git a/libs/remix-solidity/src/compiler/types.ts b/libs/remix-solidity/src/compiler/types.ts
index 4bf4a765d0..e10e99e52f 100644
--- a/libs/remix-solidity/src/compiler/types.ts
+++ b/libs/remix-solidity/src/compiler/types.ts
@@ -150,7 +150,7 @@ export interface CompilerInputOptions {
     language?: Language
 }
 
-export type EVMVersion = 'homestead' | 'tangerineWhistle' | 'spuriousDragon' | 'byzantium' | 'constantinople' | 'petersburg' | 'istanbul' | 'muirGlacier' | null
+export type EVMVersion = 'homestead' | 'tangerineWhistle' | 'spuriousDragon' | 'byzantium' | 'constantinople' | 'petersburg' | 'istanbul' | 'muirGlacier' | 'berlin' | null
 
 export type Language = 'Solidity' | 'Yul'
 
diff --git a/libs/remix-tests/package.json b/libs/remix-tests/package.json
index b97ebb8cb6..a2480bfa46 100644
--- a/libs/remix-tests/package.json
+++ b/libs/remix-tests/package.json
@@ -45,9 +45,9 @@
     "color-support": "^1.1.3",
     "colors": "^1.1.2",
     "commander": "^2.13.0",
-    "ethereumjs-block": "^2.2.2",
-    "ethereumjs-tx": "^2.1.2",
-    "ethereumjs-vm": "4.1.3",
+    "@ethereumjs/vm": "^5.3.2",
+    "@ethereumjs/block": "^3.2.1",
+    "@ethereumjs/tx": "^3.1.3",
     "express-ws": "^4.0.0",
     "merge": "^1.2.0",
     "signale": "^1.4.0",
diff --git a/package-lock.json b/package-lock.json
index dadb116715..b2c38f3b0f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2515,6 +2515,721 @@
         }
       }
     },
+    "@ethereumjs/block": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/@ethereumjs/block/-/block-3.2.1.tgz",
+      "integrity": "sha512-FCxo5KwwULne2A2Yuae4iaGGqSsRjwzXOlDhGalOFiBbLfP3hE04RHaHGw4c8vh1PfOrLauwi0dQNUBkOG3zIA==",
+      "requires": {
+        "@ethereumjs/common": "^2.2.0",
+        "@ethereumjs/tx": "^3.1.3",
+        "ethereumjs-util": "^7.0.10",
+        "merkle-patricia-tree": "^4.1.0"
+      },
+      "dependencies": {
+        "@types/bn.js": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/@types/bn.js/-/bn.js-5.1.0.tgz",
+          "integrity": "sha512-QSSVYj7pYFN49kW77o2s9xTCwZ8F2xLbjLLSEVh8D2F4JUhZtPAGOFLTD+ffqksBx/u4cE/KImFjyhqCjn/LIA==",
+          "requires": {
+            "@types/node": "*"
+          }
+        },
+        "abstract-leveldown": {
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/abstract-leveldown/-/abstract-leveldown-6.3.0.tgz",
+          "integrity": "sha512-TU5nlYgta8YrBMNpc9FwQzRbiXsj49gsALsXadbGHt9CROPzX5fB0rWDR5mtdpOOKa5XqRFpbj1QroPAoPzVjQ==",
+          "requires": {
+            "buffer": "^5.5.0",
+            "immediate": "^3.2.3",
+            "level-concat-iterator": "~2.0.0",
+            "level-supports": "~1.0.0",
+            "xtend": "~4.0.0"
+          }
+        },
+        "bn.js": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-5.2.0.tgz",
+          "integrity": "sha512-D7iWRBvnZE8ecXiLj/9wbxH7Tk79fAh8IHaTNq1RWRixsS02W+5qS+iE9yq6RYl0asXx5tw0bLhmT5pIfbSquw=="
+        },
+        "deferred-leveldown": {
+          "version": "5.3.0",
+          "resolved": "https://registry.npmjs.org/deferred-leveldown/-/deferred-leveldown-5.3.0.tgz",
+          "integrity": "sha512-a59VOT+oDy7vtAbLRCZwWgxu2BaCfd5Hk7wxJd48ei7I+nsg8Orlb9CLG0PMZienk9BSUKgeAqkO2+Lw+1+Ukw==",
+          "requires": {
+            "abstract-leveldown": "~6.2.1",
+            "inherits": "^2.0.3"
+          },
+          "dependencies": {
+            "abstract-leveldown": {
+              "version": "6.2.3",
+              "resolved": "https://registry.npmjs.org/abstract-leveldown/-/abstract-leveldown-6.2.3.tgz",
+              "integrity": "sha512-BsLm5vFMRUrrLeCcRc+G0t2qOaTzpoJQLOubq2XM72eNpjF5UdU5o/5NvlNhx95XHcAvcl8OMXr4mlg/fRgUXQ==",
+              "requires": {
+                "buffer": "^5.5.0",
+                "immediate": "^3.2.3",
+                "level-concat-iterator": "~2.0.0",
+                "level-supports": "~1.0.0",
+                "xtend": "~4.0.0"
+              }
+            }
+          }
+        },
+        "encoding-down": {
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/encoding-down/-/encoding-down-6.3.0.tgz",
+          "integrity": "sha512-QKrV0iKR6MZVJV08QY0wp1e7vF6QbhnbQhb07bwpEyuz4uZiZgPlEGdkCROuFkUwdxlFaiPIhjyarH1ee/3vhw==",
+          "requires": {
+            "abstract-leveldown": "^6.2.1",
+            "inherits": "^2.0.3",
+            "level-codec": "^9.0.0",
+            "level-errors": "^2.0.0"
+          }
+        },
+        "ethereumjs-util": {
+          "version": "7.0.10",
+          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-7.0.10.tgz",
+          "integrity": "sha512-c/xThw6A+EAnej5Xk5kOzFzyoSnw0WX0tSlZ6pAsfGVvQj3TItaDg9b1+Fz1RJXA+y2YksKwQnuzgt1eY6LKzw==",
+          "requires": {
+            "@types/bn.js": "^5.1.0",
+            "bn.js": "^5.1.2",
+            "create-hash": "^1.1.2",
+            "ethereum-cryptography": "^0.1.3",
+            "ethjs-util": "0.1.6",
+            "rlp": "^2.2.4"
+          }
+        },
+        "level-codec": {
+          "version": "9.0.2",
+          "resolved": "https://registry.npmjs.org/level-codec/-/level-codec-9.0.2.tgz",
+          "integrity": "sha512-UyIwNb1lJBChJnGfjmO0OR+ezh2iVu1Kas3nvBS/BzGnx79dv6g7unpKIDNPMhfdTEGoc7mC8uAu51XEtX+FHQ==",
+          "requires": {
+            "buffer": "^5.6.0"
+          }
+        },
+        "level-errors": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/level-errors/-/level-errors-2.0.1.tgz",
+          "integrity": "sha512-UVprBJXite4gPS+3VznfgDSU8PTRuVX0NXwoWW50KLxd2yw4Y1t2JUR5In1itQnudZqRMT9DlAM3Q//9NCjCFw==",
+          "requires": {
+            "errno": "~0.1.1"
+          }
+        },
+        "level-iterator-stream": {
+          "version": "4.0.2",
+          "resolved": "https://registry.npmjs.org/level-iterator-stream/-/level-iterator-stream-4.0.2.tgz",
+          "integrity": "sha512-ZSthfEqzGSOMWoUGhTXdX9jv26d32XJuHz/5YnuHZzH6wldfWMOVwI9TBtKcya4BKTyTt3XVA0A3cF3q5CY30Q==",
+          "requires": {
+            "inherits": "^2.0.4",
+            "readable-stream": "^3.4.0",
+            "xtend": "^4.0.2"
+          }
+        },
+        "level-mem": {
+          "version": "5.0.1",
+          "resolved": "https://registry.npmjs.org/level-mem/-/level-mem-5.0.1.tgz",
+          "integrity": "sha512-qd+qUJHXsGSFoHTziptAKXoLX87QjR7v2KMbqncDXPxQuCdsQlzmyX+gwrEHhlzn08vkf8TyipYyMmiC6Gobzg==",
+          "requires": {
+            "level-packager": "^5.0.3",
+            "memdown": "^5.0.0"
+          }
+        },
+        "level-packager": {
+          "version": "5.1.1",
+          "resolved": "https://registry.npmjs.org/level-packager/-/level-packager-5.1.1.tgz",
+          "integrity": "sha512-HMwMaQPlTC1IlcwT3+swhqf/NUO+ZhXVz6TY1zZIIZlIR0YSn8GtAAWmIvKjNY16ZkEg/JcpAuQskxsXqC0yOQ==",
+          "requires": {
+            "encoding-down": "^6.3.0",
+            "levelup": "^4.3.2"
+          }
+        },
+        "level-ws": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/level-ws/-/level-ws-2.0.0.tgz",
+          "integrity": "sha512-1iv7VXx0G9ec1isqQZ7y5LmoZo/ewAsyDHNA8EFDW5hqH2Kqovm33nSFkSdnLLAK+I5FlT+lo5Cw9itGe+CpQA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "readable-stream": "^3.1.0",
+            "xtend": "^4.0.1"
+          }
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@@ -35209,6 +35299,11 @@
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diff --git a/package.json b/package.json
index 2218460fcd..bd2a0e8aa6 100644
--- a/package.json
+++ b/package.json
@@ -130,6 +130,10 @@
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