Building a Secure and Interoperable Future for AI-Driven Payments.

The A2A x402 Extension brings cryptocurrency payments to the Agent-to-Agent (A2A) protocol, enabling agents to monetize their services through on-chain payments. This extension revives the spirit o…

Audited & minimal library for creating, signing & decoding Bitcoin transactions.

he just wants to help-pi!

Ethereum transaction simulation tool with shareable SimLinks - powered by Tevm

A mapping of ethereum contract addresses to broadly accepted icons for those addresses.

A fork of libsecp256k1 with support for advanced and experimental features such as Confidential Assets and MuSig2

Ethereum primitives and cryptography

Experimental draft implementation of BitVM

Minimal Documentation Framework, powered by React + Vite.

Encode/decode any base

Repository powering the WalletConnect docs

Class Variance Authority

Solana JavaScript SDK

Framework for Solana dApps: orchestrates wallets, transactions, and reactive freshness-aware data flows out of the box.

Audited pure JS library containing all Ethereum-related cryptographic primitives

The official UniSat Wallet monorepo for browser extension, mobile apps, and shared wallet infrastructure.

Production-ready Solana wallet connector. A headless, framework-agnostic solution built on Wallet Standard.

Core library for Xverse wallet

Zig AI SDK - A comprehensive AI SDK for Zig, ported from the Vercel AI SDK

Chain-Agnostic Namespaces host informative specs and profiles of CAIPs (Chain-Agnostic Improvement Proposals) per blockchain ecosystem

A no-build JavaScript CDN for modern web development.

WalletConnect Specifications

Trust Developer documentation: developer.trustwallet.com

WalletConnect GitHub Actions

🧩 The cross-browser extension framework

Secure, audited & minimal implementation of BIP39 mnemonic phrases