Repository Index

A trustless and decentralized Bitcoin library for Arduino compatible boards

• arduino
• bitcoin
• esp8266
• electrum

Ultra high-performance secp256k1 ECC engine | Python, Node.js, Rust, Go, C#, Swift, Java bindings | CUDA, Metal, OpenCL GPU | ECDSA, Schnorr, FROST, MuSig2, BIP-352 | 15+ platforms

• cryptography
• cuda
• riscv
• secp256k1

BlockTrail's Developer Friendly PHP SDK for the BlockTrail API

Bithoven is a smart contract language for composing powerful and secure instruments on Bitcoin. LR(1) parser with static analysis for compile-time safety. Formal verification paper: https://arxiv.org/abs/2601.01436

Bitcoin TypeScript/JavaScript Library for NodeJS, Browser and Mobile. Segwit & Taproot support.✨

• bitcoin
• javascript
• message-signing
• nodejs

BlockTrail's Developer Friendly NodeJS SDK for the BlockTrail API

❄️ Find all used addresses in your Bitcoin HD wallets bypassing gap limits.

• bitcoin
• hd-wallet
• bitcoin-address

Bitcoin dashboard with real-time price data, TradingView chart, order book, market analysis, Twitter/X insights, and halving countdown. Clean, ad-free, responsive design.

• bitcoin
• bitcoin-price
• cryptocurrency
• dashboard

LNURL Daemon

• bitcoin
• http-server
• lightning-network
• lnurl-pay

Python BlockTrail's Developer Friendly SDK for the BlockTrail API

Clarity library for parsing Bitcoin transactions and verifying Merkle proofs

Strike plugin for BTCPayServer

• bitcoin
• btcpay
• btcpayserver
• lightning-network

Pabtc is a project that aims to provide human-friendly interfaces for common btc operations.

I simple library to store/retrieve information in bitcoin transactions using OP_RETURN

Decentralized agent memory for the Lightning economy. Nostr identity, L402 payments, MCP server.

• agent-memory
• ai-agents
• bitcoin
• l402

Self-hostable Bitcoin fee intelligence API with optional MCP and x402 integrations. Former public hosting is paused.

• ai-agents
• bitcoin
• bitcoin-api
• bitcoin-core

Caustic Elixir Cryptocurrency Library (Bitcoin, Ethereum, etc.) with extensive cryptography and number theory library

A simple, self-custodial solution for accepting private, on-chain Bitcoin payments using XPUBs and serverless functions.

A secure, client-side tool to broadcast a signed Bitcoin (BTC) transaction from an air-gapped wallet. Fetch UTXOs, regenerate QR codes, and submit raw hex transactions safely.

• air-gapped
• airgap
• bitcoin
• btc