Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.
- bitcoin
- bitcoin-payment-gateway
- lightning-network
- payment-gateway
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Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.
Open-source, non-custodial, privacy preserving Bitcoin wallet for Windows, Linux, and Mac.
Comprehensive Bitcoin library for the .NET framework.
Bitcoin protocol toolkit for Swift
A collection of Nix packages and NixOS modules for easily installing full-featured Bitcoin nodes with an emphasis on security.
the Bitcoin companion
Swift cryptography library for Bitcoin and Nostr. ECDSA, Schnorr, ECDH, and zero-knowledge proofs on secp256k1. Apple platforms and Linux.
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
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
LNURL Daemon
Strike plugin for BTCPayServer
Decentralized agent memory for the Lightning economy. Nostr identity, L402 payments, MCP server.
Instant data for apps on Bitcoin.
Self-hostable Bitcoin fee intelligence API with optional MCP and x402 integrations. Former public hosting is paused.
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.