Protostar is a toolchain for developing and testing Starknet contracts

Cairo/Starknet security toolkit (bytecode analyzer, disassembler, decompiler, symbolic execution, SBMC)

Realms Monorepo for Ethereum contracts and Starknet contracts.

Fixed point 64.61 math library for Cairo / Starknet

A combination of simple implementations of different existing protocols and standards in Cairo

A proposal for modular, upgradeable StarkNet contracts. Inspired by the Diamond Standard.

Library for common cairo functions

Vyro - Vyper to Cairo transpiler for the Ethereum and StarkNet ecosystems.

bn254 pairing library for Cairo Zero

Cairo programming language compiler plugin for the Ape Framework

This GitHub Action let's you check whether your (StarkNet) contract interfaces match the actual contracts.

Set of services, configurations & pytest features to test an Apibara indexer

EPUB of OpenZeppelin Contracts written in Cairo for StarkNet

Cairo, Python, NodeJS, DB and frontend docker services for your Starknet Web3 dApp.

EPUB of the StarkNet and Cairo Documentation.

Apibara based indexer managing the streaming, the storage and the querying of Moloch on Starknet events and data.

Demo programs written in Cairo Lang