sol2uml. Solidity contract visualisation tool
1.3ktx2uml. Ethereum transaction visualizer. Generates UML sequence diagram for a transaction's contract calls.
473eth-scratch3. Scratch 3 extensions for Ethereum contracts
59btc-markets. BTC Markets Javascript API client
34uniswap-v4-hooks. A playground for Uniswap v4 hooks
30okcoin. Node.js API wrapper to the OKCoin bitcoin exchange
22open-bank-token. An Ethereum ERC20 token contract that is connected to a bank account via an Open Bank Project API.
19eth-scratch. ScratchX extension for connecting to the Ethereum blockchain and ERC20 token contracts
9promievent. A promise that can emit events
9abstract-accounts. A playground for ERC-4337 Account Abstraction
9itbit. itbit API client for node.js
6independentreserve. Independent Reserve Javascript API client
6crypto-beasts. Blockchain-base card game built using Scratch and Loom for EDCON 2019 Hackathon
5defi-anime. ETH Tokyo hackathon project animating a Uniswap V3 pool over time
5ethereum-programmable-money. Library of smart contract to program Ethereum tokens
5btc-china. Node.js wrapper to BTCC's API
5digital-dollar-technical-workshops. A series of workshops to address the technical challenges of issuing a digital dollar on a Blockchain
4token-info. Gets symbol and name properties from Ethereum token (ERC20) contracts
4node-verror. Richer JavaScript errors that won't fail
3digital-dollar-ethereum. An Ethereum implementation of a Digital Dollar
2immutable-events. Smart contract to make key-value data immutable
2source-verify. Solidity re-compiler that can be used to verify that bytecode corresponds to certain source code
2ethereum-developer-tools-list. A guide to available tools and platforms for developing on Ethereum.
1rewards. Ethereum smart contracts for rewarding kids doing job
1learn-chaincode. Learn how to write chaincode.
1bitfinex. node.js wrapper for bitfinex cryptocurrency exchange
1ethers.js. Complete Ethereum wallet implementation and library in JavaScript.
1web3-jest. Simple test of web3.js using the Jest testing framework
1oanda. Node.js wrapper to Oanda's REST API
1node-imports. An example Node.js program using TypeScript to show module imports and type definitions
1exchange-visualisation. HTML
1curve-assets. Python
1cvis. Visualisation of Ethereum Beacon chain data
1r-token. Smart Contracts for applying regulatory compliance to tokenized securities issuance and trading
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