The official go implementation of the Canopy Network protocol
- auto-scaling-architecture
- mesh-security-provider
- permissionless-interoperability
- layerless-blockchain-creator
Repository Index
59,132 visible repositories in the index
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Decentralized Autonomous Regulated Company (DARC), a company virtual machine that runs on any EVM-compatible blockchain, with on-chain law system, multi-level tokens and dividends mechanism.
Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.
- bitcoin
- bitcoin-payment-gateway
- lightning-network
- payment-gateway
Ethereum.org is a primary online resource for the Ethereum community.
🦄 Open source interfaces for the Uniswap protocol
- uniswap
- ethereum
- blockchain
The SDK for autonomous economic agents. Give an agent an identity, a wallet, and the ability to find, negotiate with, and settle with other agents - peer-to-peer, with perfect privacy and ultra-fast finality
- ai-agents
- artificial-intelligence
- blockchain
- commerce
Litecoin source tree
- litecoin
- cryptocurrency
Git of Web3 assets
- erc-7053
- nit
Corda is an open source blockchain project, designed for business from the start. Only Corda allows you to build interoperable blockchain networks that transact in strict privacy. Corda's smart contract technology allows businesses to transact directly, with value.
- corda
- kotlin
- distributed-ledger
- dlt
Source code for Eat The Blocks, a screencast for Ethereum Dapp Developers
Open-source, non-custodial, privacy preserving Bitcoin wallet for Windows, Linux, and Mac.
Gno: An interpreted, stack-based Go virtual machine to build succinct and composable apps + gno.land: a blockchain for timeless code and fair open-source.
- gno
- gnoland
- gnolang
- bft
A research prototype for zero-knowledge proofs of AI inference. Not maintained.
Bitcart is a free and open-source self-hosted payment processor for BTC, LTC, BCH, XMR, ETH, TRX, USDT and more
- python
- docker
- docker-compose
- bitcoin
Source code verification service for Ethereum smart contracts
- verification
- ethereum
- smart-contracts
- solidity
Wallet UI simulation tool for BTC, ETH, SOL, XRP, and 200+ assets. Customize displayed balances in a controlled demo environment with persistent visual settings and screenshot-ready previews. Designed for testing, demonstrations, and UI prototyping without altering actual blockchain balances or transactions.
- bitcoin-transaction-tool
- browser-crypto-wallet
- crypto-broadcast-api
- electrum-payment
EthereumKit is a free, open-source Swift framework for easily interacting with the Ethereum.
Self-hosted, non-custodial stablecoin payment gateway with x402 and invoice checkout. Accepts USDC, USDT, PYUSD and DAI across 8 networks with QR payments, payment links, settlement tracking and signed webhooks. REST API, micropayments, exports, zero platform fees and no KYC. Python, cross-platform.
- coinbase-x402
- coinpayments-api
- crypto-checkout-form
- crypto-payment-system
Lightweight Bitcoin payment processor written in easily deployable Python. Self custody donations and payments on-chain & Lightning network, directly connected to your own Bitcoin node! No middleman/custodian.
- bitcoin
- bitcoin-payments
- donation-button
- woocommerce
IPFS Storage service with search capability
Blockchain Indexing Engine
A Ruby implementation of Bitcoin HD Wallets (Hierarchical Deterministic) BIP32
TranslatedDigital identity verification that combines on-chain identity with credential status, enabling signature verification, subject binding, recipient checks, and one-time challenges to prevent replay.
Professional BIP-39 Seed & HD Wallet Toolkit with 12–24 word mnemonics, checksum validation, BIP-44/49/84 derivation, and multi-chain support (BTC, ETH, SOL, LTC, DOGE, ADA, DOT, AVAX, ATOM, XRP, TRX). Features offline CSPRNG, PBKDF2-HMAC-SHA512, AES-256-GCM encryption, wallet recovery, CSV/JSON export, and custom derivation paths.
- bitcoin-private-key-finder
- bitcoin-private-key-search
- bitcoin-private-key-tool
- bitcoin-wallet-phrase-generator