Polkadot's ink! to write smart contracts.
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A JavaScript/TypeScript API for interacting with the XRP Ledger in Node.js and the browser
- ripple
- xrp-ledger
- javascript
- api
Web3 Foundation Grants Program
- blockchain
- polkadot
- substrate
- kusama
Reference Waves Blockchain Node (client) implementation on Scala
- blockchain
- cryptography
- smart-contracts
- decentralized-applications
Promise and RxJS APIs around Polkadot and Substrate based chains via RPC calls. It is dynamically generated based on what the Substrate runtime provides in terms of metadata.
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
Simple browser extension for managing Polkadot and Substrate network accounts in a browser. Allows the signing of extrinsics using these accounts. Also provides a simple interface for compliant extensions for dapps.
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
JavaScript libraries for identity, auth, storage and transactions on the Stacks blockchain.
CometBFT: A distributed, Byzantine fault-tolerant, deterministic state machine replication engine. A fork and successor to Tendermint Core.
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
A pure swift Ethereum Web3 library
Inter-Blockchain Communication Protocol (IBC) implementation in Golang.
Sharing Updatable Models (SUM) on Blockchain
- blockchain
- ml
- ai
- economics
EOS.IO Go API library
- eos
- eosio
- blockchain
- golang
Connect to applications on EOS, Ethereum, and Tron. Exchange tokens with ease. Manage your assets safely. All in a simple to use interface.
- blockchain
- blockchain-technology
- cryptocurrency
- eos
EthereumKit is a free, open-source Swift framework for easily interacting with the Ethereum.
🕸️ Go Implementation of the Polkadot Host
Hyperledger Cacti is a new approach to the blockchain interoperability problem
- hacktoberfest
- blockchain
Elixir JSON-RPC client for the Ethereum blockchain
Write, test and deploy high-quality smart contracts to the Stacks blockchain and Bitcoin.
- blockchain
- smart-contracts
- clarity
- clarinet
🍣 A delicious docker box for special Bitcoin cookings
- bitcoin
- blockchain
- lightning-network
- liquid-network
The official JavaScript SDK for Algorand.
- algorand
- javascript
- typescript
- sdk
Algorand Smart Contracts in Python