a world computer in your pocket

The Ethereum Request for Comment repository

Adonis package for processing user images.

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

A tiny library for generating geometric avatars as SVGs

A browser for the decentralized web, with Swarm, IPFS, and ENS as first-class protocols

Human-readable context for smart contracts.

Resolve contract metadata for any EVM contract from multiple sources

Look up and interact with EVM smart contracts.

Ethereum proxy pattern detection primitives for TypeScript. ERC-2535 diamonds, EIP-1967, EIP-1167, beacon, Safe, EIP-1822, EIP-897.

Audited & minimal JS implementation of hash functions, MACs and KDFs.

Source code verification service for Ethereum smart contracts

AI agent toolkit: coding agent CLI, unified LLM API, TUI & web UI libraries, Slack bot, vLLM pods

Fast, accurate & comprehensive text measurement & layout

node.js command-line interfaces made easy

AnyABI - The easiest way to fetch an ABI

Louper - The Ethereum Diamond Inspector

Normalize NFT token and contract metadata into a strict typed schema.

Sign in with Ethereum Typescript library

EIP-4361 Sign in with Ethereum extension for Scaffold-ETH 2

OpenID Certified™ OAuth 2.0 Authorization Server implementation for Node.js

Resilient data adapter to power pure dApps

One command to set up a live and secure IPFS server.

A powerful little TUI framework 🏗

A simple EVM portfolio tracker that gets data exclusively from user-provided RPC endpoints.