---
title: Ethereum specification
---
Specifications of all ethereum technologies, languages, protocols, etc.

### Whitepapers and design rationale

- [Ethereum Whitepaper](https://github.com/ethereum/wiki/wiki/White-Paper)
- [Design Rationale](https://github.com/ethereum/wiki/wiki/Design-Rationale)
- [Ethereum Yellow Paper](http://gavwood.com/Paper.pdf)
- [ÐΞVp2p Whitepaper](https://github.com/ethereum/wiki/wiki/libp2p-Whitepaper) (WiP)
- [Ethash](https://github.com/ethereum/wiki/wiki/Ethash)

### Specs

- [JavaScript API](https://github.com/ethereum/wiki/wiki/JavaScript-API#a)
- [Generic JSON RPC](https://github.com/ethereum/wiki/wiki/JSON-RPC)
- [JSRE admin API](../interface/javascript-console)
- [RLP](https://github.com/ethereum/wiki/wiki/RLP)
- [ÐΞVp2p Wire Protocol](https://github.com/ethereum/wiki/wiki/%C3%90%CE%9EVp2p-Wire-Protocol)
- [Web3 Secret Storage](https://github.com/ethereum/wiki/wiki/Web3-Secret-Storage-Definition)
- [Patricia Tree](https://github.com/ethereum/wiki/wiki/Patricia-Tree)
- [Wire protocol](https://github.com/ethereum/wiki/wiki/Ethereum-Wire-Protocol)
- [Light client protocol](https://github.com/ethereum/wiki/wiki/Light-client-protocol)
- [Solidity, Docs & ABI](https://github.com/ethereum/wiki/wiki/Solidity,-Docs-and-ABI)
- [NatSpec](https://github.com/ethereum/wiki/wiki/Ethereum-Natural-Specification-Format)
- [Contract ABI](https://github.com/ethereum/wiki/wiki/Ethereum-Contract-ABI)
- [Ethash](https://github.com/ethereum/wiki/wiki/Ethash)
- [Ethash C API](https://github.com/ethereum/wiki/wiki/Ethash-C-API)
- [Ethash DAG](https://github.com/ethereum/wiki/wiki/Ethash-DAG)
- [ICAP: Inter-exchange Client Address Protocol](https://github.com/ethereum/wiki/wiki/ICAP:-Inter-exchange-Client-Address-Protocol)