This is a list of collections of Solidity code. Please add to this list, preserving alphabetical order.

  • dapp-bin/library: A small collection of utility libraries.
  • Density: Alex Beregszaszi's collection of useful modifiers and methods
  • Solidity Standard Library: This is a proof-of-concept standard library that is included with Solidity itself.
  • standard-contracts: Andreas Olofsson's collection of libraries that handle bits, bytes, encoding, decoding, and crypto.
  • stringutils: Nick Johnson's string & slice utility library
  • Zeppelin: OpenZeppelin library for writing secure smart contracts.