Ghadi

skills. Skills for Design Engineers.

centaur. Multiplayer, self-hosted, secure agents.

goose. an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM

curl.md. URL to markdown for agents

ai-marketing-skills. Open-source AI marketing skills — growth experiments, sales pipeline, content ops, outbound, SEO, and finance automation

zones. Zones are private blockchains anchored to Tempo, with native support for confidential balances and transactions. Zones inherit compliance from Tempo L1 and support interoperability with Tempo for moving assets in and out of zones.

inai. Autonomous Agentic Coordination Framework (WIP)

nodecore. A fault-tolerant, API-agnostic RPC load balancer for blockchain APIs.

ente. 💚 End-to-end encrypted cloud for everything.

polygon-agent-cli. Infrastructure for building agents on Polygon

smart-contract-vulnerabilities. A collection of smart contract vulnerabilities along with prevention methods

sharedcontext. MCP server that gives AI coding assistants persistent cross-client memory. Facts and conversations stored in SQLite, encrypted with AES-256-GCM, synced to Arweave. No server, no account, recoverable with a 12-word phrase.

evmbench. A benchmark and harness for finding and exploiting smart contract bugs

clkd-stealth. Cloaked’s stealth address development kit

siwa. Sign in with Agent

clawpass. TypeScript

alto. A performant, reliable, and type-safe ERC-4337 Bundler written in Typescript

leanSpec. Lean Ethereum protocol specifications and test vector generation framework.

skills. Trail of Bits Claude Code skills for security research, vulnerability detection, and audit workflows

golden-axe. evm indexer

contracts. On-chain RWA Tokenization Framework

prool. HTTP testing instances for Ethereum

zile. Opinionated build tool for TypeScript libraries.

Surge. Creating scalable, decentralized, and interoperable rollup solutions for the community.

agent0-ts. TypeScript SDK for agent portability, discovery and trust based on ERC-8004.

forkcast. Experiments in visualizing Ethereum network upgrades

verifiable-phishing-reporter. JavaScript

zigeth. Zig package to interact with Ethereum

rblib. Modular SDK for building payload builders.

x402. A payments protocol for the internet. Built on HTTP.

slate. An open-source benchmarking tool for signing latency across wallets-as-a-service providers.

whatsabi. Extract the ABI (and resolve proxies, and get other metadata) from Ethereum bytecode, even without source code.

agentkit. Every AI Agent deserves a wallet.

walletbeat. An open repository of EVM-compatible wallets 🌸

kohaku. Privacy-first tooling for the Ethereum ecosystem

safe-singleton-deployer-sol. Solidity

safe-singleton-factory. Singleton factory used by Safe related contracts

panoramix. Decompiler at the heart of Eveem.org

arka. ARKA - (Albanian for Cashier's case) is the first open source "Paymaster" as a service software.

database-specs. Python

devcontainer-wizard. A CLI to setup a full equiped web3 dev container.

erc-7955. ERC-7955: Permissionless CREATE2 Factory

permissionless.js. TypeScript utilities built on viem for ERC-4337: Account Abstraction

skandha. A modular typescript implementation of ERC4337 (Account Abstraction) bundler client.

Sweeposaurus. Sweeposaurus helps you sweep all of your tokens to another address 🦖

etherspot-prime-sdk. Etherspot Prime - Account Abstraction SDK

dstack. Open framework for confidential AI

openzeppelin-confidential-contracts. Solidity library of encrypted contracts using Zama's FHEVM

chains. provides metadata for chains

ens-7828-resolver. A fully-featured TypeScript library for parsing, resolving and displaying EIP-7828-style human-readable, chain-specific ENS names.

noble-secp256k1. Fastest 5KB JS implementation of secp256k1 signatures and ECDH

mcp-server. Wraps Blockscout APIs and exposes blockchain data by Model Context Protocol

OLI. A standardized framework and data model for address labeling.

awesome-eip-7702-delegations. A curated list of awesome EIP-7702 delegation destinations.

hevm. Symbolic and concrete EVM execution engine

ethereum-mcp. MCP server for Ethereum developer tools

awesome-noir. A curated list of awesome things related to learning and programming in Noir.

cidv1.eth. onchain cidv1 encoder

fluidkey-stealth-account-kit. An open source repository of the core cryptographic functions used by Fluidkey’s interface and SDK.

commerce-payments. Onchain authorization and capture for trust-minimized commerce.

wallet. SDK library to develop RAILGUN wallets

mud. MUD is a framework for building autonomous worlds

account. All you need account for authentication and payments on the web.

spend-permissions. Solidity

On-Chain-Investigations-Tools-List. Here we discuss how one can investigate crypto hacks and security incidents, and collect all the possible tools and manuals! PRs are welcome! If any tool is missing - please open PR!

minimal-rollup. A minimal based rollup implementation that is easy to understand and extend

L2-interop. The hub for Ethereum-wide interoperability. A collective effort focused on defining common standards and system designs to keep the Ethereum ecosystem fast, unified, and diverse. Developer→User→Product centric.

composability. Composability stack Smart Contracts

r55. Rust

frameworks. Official repository for the Security Frameworks by SEAL. Curated and battle-tested security best practices with a focus on crypto/web3.

safe-harbor. Solidity

safesmith. A Safe wrapper around Foundry projects

verifereum. Prove functional correctness of Ethereum smart contracts in higher-order logic

cb-mpc. Coinbase MPC Library

seal-911. SEAL 911 is a project designed to give users, developers, and security researchers an accessible way to connect with a small group of highly trusted security professionals in case of emergency.

soledge. Solidity snippets too edgy to be in Solady

ens-mcp-server. TypeScript

cryo-mcp. A Python package for accessing Cryo datasets via Claude Code

7702-userop-demo. Solidity

safe-utils. This UI calculates the Safe transaction hashes computing both the domain and messages hashes

safe-tx-hashes. Shell

safe-tx-hashes-util. This Bash script calculates the Safe transaction hashes by retrieving transaction details from the Safe transaction service API and computing both the domain and message hashes using the EIP-712 standard.

xatu. Ethereum network monitoring with collection clients and a centralized server for data pipelining.

dora. Dora the Explorer is a lightweight slot explorer for the ethereum beaconchain

awesome-eip-7702. A curated list of content related to EIP-7702 account abstraction

emoji-encoder. TypeScript

scoring. The Deep Funding scoring mechanism

contender. spam EVM execution nodes over JSON-RPC & run benchmarks

v4-router. Uniswap v4 optimized router infrastructure

mev-commit. establishes a p2p network, allowing mev actors to issue bids and commitments for execution in real time

mev-boost-relay. MEV-Boost Relay for Ethereum proposer/builder separation (PBS)

ethstrategy. Solidity

otterscan. A blazingly fast, local, Ethereum block explorer built on top of Erigon

crysol. secp256k1 elliptic curve cryptography in pure Solidity for on- and offchain operations

awesome-zkvm. A curated list of zkVM, zero-knowledge virtual machine

evm-bloomer. An attempt to orchestrate the many blooms of the EVM

erc5564-contracts. ERC5564 smart contracts for stealth addresses protocols on evm chains

bebe. Basic EOA Batch Executor (BEBE)

odyssey. A testnet open-source Layer 2 from the future, co-designed with the developer tools stack.

shovel. An Ethereum to Postgres indexer

commit-boost-client. Commit-Boost allows Ethereum validators to safely run MEV-Boost and community-built commitment protocols

cryo. cryo is the easiest way to extract blockchain data to parquet, csv, json, or python dataframes

rbuilder. rbuilder is a blazingly fast, state of the art Ethereum MEV-Boost block builder written in Rust

pm. Everything there is to know about Flashbots

mev-boost. MEV-Boost allows Ethereum validators to source high-MEV blocks from a competitive builder marketplace

awesome-mev-searching. Concepts, techniques and examples for searchers looking to extract MEV

brontes. A blazingly fast general purpose blockchain analytics engine specialized in systematic mev detection

execution-apis. Collection of APIs provided by Ethereum execution layer clients

awesome-from-scratch. Best ressource to build something from scratch.

ctc. check the chain / checkthechains.eth.limo

halmos. A symbolic testing tool for EVM smart contracts

the-compact. The Compact is an ownerless ERC6909 contract that facilitates the formation and mediation of reusable resource locks.

bitcoin-script-hints.nvim. A magical neovim plugin for Bitcoin Script 🪄

contracts-v2. Solidity

unruggable-gateways. This repository implements a complete solution for fetching proofs of data from rollup chains and verifying that data on Layer 1 Ethereum.

solmate. Modern, opinionated, and gas optimized building blocks for smart contract development.

solady. Optimized Solidity snippets.

huff2. The new huff compiler, with improved codegen, label semantics & error messages.

huffmate. A library of modern, hyper-optimized, and extensible Huff contracts with extensive testing and documentation built by Huff maintainers.

foundry-huff. A Foundry Library for compiling, debugging, and working with Huff contracts in Solidity.

JustVerified. TypeScript

The-Big-Username-Blocklist. This is a opinionated blocklist of words that you might not like to see used as usernames in your service.

aderyn. Solidity Static Analyzer that easily integrates into your editor

helios. A fast, secure, and portable multichain light client for Ethereum

solcurity. Opinionated security and code quality standard for Solidity smart contracts.

solidity-metrics. Solidity Code Metrics

slither. Static Analyzer for Solidity and Vyper

contracts. Core smart contracts of Ethereum Follow Protocol

murky. Merkle Proof Generator and Validator in Solidity

simple-security-toolkit. A collection of practical security-focused guides and checklists for smart contract development

nimbus-eth1. Nimbus: an Ethereum Execution Client for Resource-Restricted Devices

foundry-devops. Solidity

huff-puzzles. These exercises were created for our Advanced Solidity Bootcamp and open sourced. Learn EVM bytecode with the Huff Language.

headers. Generate perfect code headers every time.

ethereum-staking-guides. Ethereum Staking Guides

foundry. Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

linea-ens. Linea ENS compatible with ENS on Ethereum

CAIPs. Chain Agnostic Improvement Proposals

credo.

rindexer. A no-code or framework to build blazing fast EVM indexers - built in rust.

stealth-address-sdk. ⌨️ TypeScript SDK for ERC-5564 Stealth Addresses and ERC-6538 Stealth Meta-Address Registry

k6-operator. An operator for running distributed k6 tests.

smart-contract-sanctuary-ethereum. 🐦🌴🌴🌴🦕 A home for ethereum smart contracts. 🏠

proof-of-twitter. Use https://twitter.prove.email to prove that you own a Twitter username, on-chain.

nfc-passport. Proof

ensjs. ENS JavaScript library for contract interaction

consensus-specs. Ethereum Proof-of-Stake Consensus Specifications

execution-specs. Specification for the Execution Layer. Tracking network upgrades.

pm. Project Management: Meeting notes and agenda items

self. Prove your self

lodestar. 🌟 Ethereum Consensus client for the Zig and TypeScript ecosystem

ethereumjs-monorepo. Ethereum L1 Protocol Stack and EVM in TypeScript

ctf-2024. ⚡️ Ethernaut CTF 2024 Challenges & Solutions

preconfirmations. 🔌 Preconfirmations protocol for sub-second transaction confirmations on Ethereum.

portal-network-specs. Official repository for specifications for the Portal Network

solidity-style-guide.

rp2. Privacy-focused, free, open-source cryptocurrency tax calculator for multiple countries: it handles multiple coins/exchanges and computes long/short-term capital gains, cost bases, in/out lot relationships/fractioning, and account balances. It supports FIFO, LIFO, HIFO and it outputs in form 8949 format. It has a programmable plugin architecture

js-libp2p. A JavaScript Implementation of libp2p networking stack.

libp2p. A modular and extensible networking stack which solves many challenges of peer-to-peer applications.

JustaName-sdk. SDKs for identity issuance (ENS subnames)

fallback. 💸 Write web apps in Solidity — a Solidity web framework / a proof-of-concept implementation of HTTP over Ethereum.

daimo. This is our old, archived payments app. For our current product, see our website.

p256-verifier. P256 signature verification solidity contract

eigenda. Secure, high-throughput, and decentralized Data Availability

hub-monorepo. Implementation of the Farcaster Hub specification and supporting libraries for building applications on Farcaster

micro-eth-signer. Minimal privacy-focused Ethereum library

frog. Framework for Farcaster Frames 🐸

slips. SatoshiLabs Improvement Proposals

zkme-sdk-js. TypeScript

zkme-circuits. JavaScript

address-resolution. Resolve address to its primary name

anon-aadhaar. Anon Aadhaar is a zero-knowledge protocol that allows Aadhaar ID owners to prove their identity in a privacy preserving way.

schnorr-verify. super cheap solidity schnorr sig verification using only ecrecover and keccak256

hardhat-tracer. 🕵️ allows you to see internal calls, events and storage operations in the console

awesome-frames. All the best Farcaster Frames resources in one place

sandooo. A sandwich bot

awesome-zk. A curated list of awesome ZK resources, libraries, tools and more.

axiom-v2-contracts. Core smart contracts for Axiom V2.

zkOTP. Zero-Knowledge OTP verification on chain

eas-contracts. Ethereum Attestation Service https://attest.org

zknftmint. Solidity

tornado-core. Tornado cash. Non-custodial private transactions on Ethereum.

zk-bug-tracker. A community-maintained collection of bugs, vulnerabilities, and exploits in apps using ZK crypto.

EcneProject. Ecne: An engine for verifying the soundness of R1CS constraints

stealthdrop. Anonymous Airdrops using ZK-SNARKs

circom-ecdsa. Big integer arithmetic and secp256k1 ECC operations in circom

circom-starter. basic circom project using hardhat-circom (upgrade to circom2 is WIP)

hardhat-circom. Hardhat plugin to integrate Circom and SnarkJS into your build process.

circomlibjs. Javascript library to work with circomlib circuits

circomlib. Library of basic circuits for circom

ens-contracts. The core contracts of the ENS protocol

reth. Modular, contributor-friendly and blazing-fast implementation of the Ethereum protocol, in Rust

content-hash. simple tool to encode/decode content hash for EIP 1577 compliant ENS Resolvers

evmgateway. This repository implements a generic CCIP-Read gateway for fetching state proofs of data on other EVM chains. The intended use is for contracts on L1 to be able to fetch and verify data from contracts on L2 in a read context.

address-encoder. Encodes and decodes address formats for various cryptocurrencies

ERCs. The Ethereum Request for Comment repository

EIPs. The Ethereum Improvement Proposal repository

v4-core. 🦄 🦄 🦄 🦄 Core smart contracts of Uniswap v4

bitcoin-testnet-box. Create your own private bitcoin testnet

sdk. Client SDK for interacting with ERC-6551 accounts