Types used by—but not specific to—the Ethereum specification.
CC0-1.0 License
Gas and Size Optimized ECDSA contracts from Open Zeppelin
Resources common to all Ethereum implementations
Collection of reusable contracts and libraries I use in contracts I write.
Docs
Collection of APIs provided by Ethereum execution layer clients
Specification for the Execution Layer. Tracking network upgrades.
Ethereum peer-to-peer networking specifications
Compute solidity types from an arbitrary JS object so that we can use eth_signTypedData (EIP-712)...
Emerging smart contract language for the Ethereum blockchain.
[DEPRECATED] Common tests for all Eth2.0 implementations
The Ethereum Request for Comment repository
A smart contract to enable ERC-20 token meta-transactions on Ethereum.
Rust bindings for storage layouts of solidity contracts
Every cryptographic primitive needed to work on Ethereum, for the browser and Node.js