Web3 passwordless user login with MetaMask and PHP
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An open source JavaScript library for fetching tickers from cryptocurrency exchanges
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compound-supply-examplesby compound-developers
JavaScript 
98 Version:Current License: Permissive (MIT)
Code examples for supplying Ethereum assets to the Compound Protocol.
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Medical insurance claiming DApp which uses a Multi-Sig approach to grant claim (ConsenSys project)
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Simple mobile Bitcoin & Ethereum wallet. For educational and experimental purposes.
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Kudos badges and creative assets for Gitcoin
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🦊 Connect to MetaMask from node.js
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An app to keep a watch on big volume trades of cryptocurrecies on different exchanges by sending alerts via a Telegram Bot.
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A decentralized, smart contract based platform for p2p-lending on the Ethereum Blockchain
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High-performance Contract ABI and RLP for Ethereum
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Generation and validation of certificates using ethereum blockchain
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Moonshine is a homebrewed, open-source, non-custodial, Bitcoin wallet for iOS & Android.
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Easily track the price of your favorite crypto in an attractive desktop widget
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Invizi is a private cryptocurrency tracker. All your data is stored locally, encrypted and never leaves your computer. Invizi is 100% free.
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A subset of Python for developing smart contracts.
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BTDEX decentralized exchange, wallet, plotting, and mining tool
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A discrete event Blockchain Simulator
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gdax_bot - Micro dollar cost averaging for crypto
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A truffle box for svelte
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Useful library for validation of Bitcoin, Litecoin, Ethereum and other cryptocoin addresses
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★MyDiceBot★ - Ultimate Bitcoin Dice Bot. Bet More, Earn More!
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crypto-yank is a clipboard crypto stealer that monitors for crypto addresses and replaces them with your own.
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:chart_with_upwards_trend: A .NET/C# implementation of the Coinbase Pro API.
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A standalone Java 7 implementation of HMAC-based key derivation function (HKDF) defined in RFC 5869 first described by Hugo Krawczyk. HKDF follows the "extract-then-expand" paradigm which is compatible to NIST 800-56C Rev. 1 two step KDF
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Peer 2 peer lending platform on Ethereum blockchain
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Arbitrage Bot: a long/short market-neutral strategy
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Web3 ganache-cli commands that allow moving forward and backward in time
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Sample use of Ethereum smart contract in Hyperledger Fabric
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Leveraging Ethereum blockchain platform for identity, authentication and reputation of IoT devices
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Pure Python implementation of SHA2 (i.e., SHA224, SHA256, SHA384, and SHA512).
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developer.bitcoin.orgby bitcoin-dot-org
Python 45 Version:Current License: Proprietary (Proprietary)
Bitcoin.org Developer Documentation
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Ethereum based time-locked wallets to keep your ether and ERC20 tokens safe
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🐙 Web3 blockchain bindings for Vue.js (inspired by Vuefire and Drizzle)
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Pure PHP Ethereum Offline (Raw) Transaction Signer
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Bitcoin Arbitrage utilities
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Merkle trees for easier data verification.
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Maker Keeper Framework: Keeper to bite undercollateralized cups.
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Calculate capital gains for Bitcoin and other cryptocurrencies
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Provably fair dice game running on the Ethereum blockchain
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Command line wallets generator (Bitcoin, Bitcoin cash, Ethereum, Ethereum classic, Dash, Zcash, Dogecoin, Litecoin, Navcoin, Vertcoin, Reddcoin, Emercoin)
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A simple Blockchain in Python/Django
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Miner, balance, wallet and pool monitoring software
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:fish_cake: Token Browser and Manager for Ethereum Classic and Ethereum
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【IPFS + 区块链 系列】 入门篇 - IPFS + Ethereum （下篇）-ipfs + Ethereum 大图片存储
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BTC-ETH-Cross-Chain-Atomic-Swapby Turing-Chain
JavaScript 43 Version:Current License: Permissive (MIT)
The project won the Consensys Sponsorship Prize on the ETHSanFrancisco hackathon. Created by HU Yao-Chieh, Tina Lee, and Kevin Gau.
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Blockchain, Cryptocurrency, Cryptocurrency Exchanges Proofs of Concepts repository
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A Compact SQL Layer Over The Blockchain.
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A fast, flexible and simple development environment framework for Ethereum smart contract, testing and deployment on EVM.
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Easily select most traded coins (24h volume) in CH config page
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Free Bitcoin/Altcoins Payment Gateway Addon for WooCommerce 2.1+ (or higher). Accept USD, Bitcoin, Litecoin, Dogecoin, Speedcoin, Darkcoin, Vertcoin, Reddcoin, Feathercoin, Vericoin, Potcoin payments in WooCommerce. Direct Integration on your website. No Chargebacks, Global, Secure. All in automatic mode.
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php-metamask-user-loginby giekaton
Web3 passwordless user login with MetaMask and PHP
PHP 111Updated: 1 y ago License: Permissive (MIT)
111Updated: 1 y ago License: Permissive (MIT)Support
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e
exchangesby coinranking
An open source JavaScript library for fetching tickers from cryptocurrency exchanges
JavaScript 105Updated: 1 y ago License: Permissive (MIT)
105Updated: 1 y ago License: Permissive (MIT)Support
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c
compound-supply-examplesby compound-developers
Code examples for supplying Ethereum assets to the Compound Protocol.
JavaScript 98Updated: 2 y ago License: Permissive (MIT)
98Updated: 2 y ago License: Permissive (MIT)Support
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H
HealthCare-Insurance-Ethereumby Rishabh42
Medical insurance claiming DApp which uses a Multi-Sig approach to grant claim (ConsenSys project)
JavaScript 97Updated: 12 mo ago License: Permissive (MIT)
97Updated: 12 mo ago License: Permissive (MIT)Support
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r
react-native-walletby Kamahl19
Simple mobile Bitcoin & Ethereum wallet. For educational and experimental purposes.
JavaScript 93Updated: 12 mo ago License: Permissive (MIT)
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kudosbadgesby gitcoinco
Kudos badges and creative assets for Gitcoin
Python 90Updated: 12 mo ago License: Proprietary (Proprietary)
90Updated: 12 mo ago License: Proprietary (Proprietary)Support
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n
node-metamaskby JoinColony
🦊 Connect to MetaMask from node.js
JavaScript 84Updated: 1 y ago License: Permissive (MIT)
84Updated: 1 y ago License: Permissive (MIT)Support
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c
crypto-whale-watcherby uzillion
An app to keep a watch on big volume trades of cryptocurrecies on different exchanges by sending alerts via a Telegram Bot.
JavaScript 81Updated: 3 y ago License: Strong Copyleft (GPL-3.0)
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p2p-lendingby adorsys
A decentralized, smart contract based platform for p2p-lending on the Ethereum Blockchain
JavaScript 75Updated: 11 mo ago
License: No License (No License)
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h
headlongby esaulpaugh
High-performance Contract ABI and RLP for Ethereum
Java 68Updated: 11 mo ago License: Permissive (Apache-2.0)
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blockchain-certificationby yogdaan
Generation and validation of certificates using ethereum blockchain
JavaScript 65Updated: 2 y ago License: Strong Copyleft (GPL-3.0)
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moonshineby coreyphillips
Moonshine is a homebrewed, open-source, non-custodial, Bitcoin wallet for iOS & Android.
JavaScript 64Updated: 1 y ago License: Permissive (MIT)
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c
crypto-price-widgetby nathanp
Easily track the price of your favorite crypto in an attractive desktop widget
JavaScript 61Updated: 3 y ago License: Permissive (CC0-1.0)
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i
inviziby invizi
Invizi is a private cryptocurrency tracker. All your data is stored locally, encrypted and never leaves your computer. Invizi is 100% free.
JavaScript 61Updated: 1 y ago License: Strong Copyleft (GPL-3.0)
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c
contractingby Lamden
A subset of Python for developing smart contracts.
Python 58Updated: 1 y ago License: Proprietary (Proprietary)
58Updated: 1 y ago License: Proprietary (Proprietary)Support
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b
btdexby btdex
BTDEX decentralized exchange, wallet, plotting, and mining tool
Java 57Updated: 1 y ago License: Strong Copyleft (GPL-3.0)
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b
blocksimby carlosfaria94
A discrete event Blockchain Simulator
Python 56Updated: 1 y ago License: Permissive (MIT)
56Updated: 1 y ago License: Permissive (MIT)Support
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g
gdax_botby kdmukai
gdax_bot - Micro dollar cost averaging for crypto
Python 56Updated: 2 y ago License: Permissive (MIT)
56Updated: 2 y ago License: Permissive (MIT)Support
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s
svelte-boxby antony
A truffle box for svelte
JavaScript 54Updated: 2 y ago License: No License (No License)
54Updated: 2 y ago License: No License (No License)Support
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c
crypto-address-validatorby Swyftx
Useful library for validation of Bitcoin, Litecoin, Ethereum and other cryptocoin addresses
JavaScript 54Updated: 2 y ago License: Permissive (MIT)
54Updated: 2 y ago License: Permissive (MIT)Support
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m
mydicebot.github.ioby mydicebot
★MyDiceBot★ - Ultimate Bitcoin Dice Bot. Bet More, Earn More!
JavaScript 53Updated: 3 y ago License: Strong Copyleft (GPL-3.0)
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c
crypto-yankby jacques-andre
crypto-yank is a clipboard crypto stealer that monitors for crypto addresses and replaces them with your own.
Python 51Updated: 3 y ago License: Strong Copyleft (GPL-3.0)
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C
Coinbase.Proby bchavez
:chart_with_upwards_trend: A .NET/C# implementation of the Coinbase Pro API.
C# 51Updated: 2 y ago License: Proprietary (Proprietary)
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h
hkdfby patrickfav
A standalone Java 7 implementation of HMAC-based key derivation function (HKDF) defined in RFC 5869 first described by Hugo Krawczyk. HKDF follows the "extract-then-expand" paradigm which is compatible to NIST 800-56C Rev. 1 two step KDF
Java 50Updated: 1 y ago License: Permissive (Apache-2.0)
50Updated: 1 y ago License: Permissive (Apache-2.0)Support
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p
p2p-lendingby mradkov
Peer 2 peer lending platform on Ethereum blockchain
JavaScript 50Updated: 12 mo ago License: Permissive (MIT)
50Updated: 12 mo ago License: Permissive (MIT)Support
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a
arbitrage.jsby vladthelittleone
Arbitrage Bot: a long/short market-neutral strategy
JavaScript 49Updated: 3 y ago License: Permissive (MIT)
49Updated: 3 y ago License: Permissive (MIT)Support
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G
GanacheTimeTravelerby ejwessel
Web3 ganache-cli commands that allow moving forward and backward in time
JavaScript 49Updated: 1 y ago License: No License (No License)
49Updated: 1 y ago License: No License (No License)Support
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l
loyalty-points-evm-fabricby IBM
Sample use of Ethereum smart contract in Hyperledger Fabric
JavaScript 48Updated: 1 y ago License: Permissive (Apache-2.0)
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i
iot-device-managementby ssimunic
Leveraging Ethereum blockchain platform for identity, authentication and reputation of IoT devices
JavaScript 47Updated: 3 y ago License: Strong Copyleft (AGPL-3.0)
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p
pysha2by thomdixon
Pure Python implementation of SHA2 (i.e., SHA224, SHA256, SHA384, and SHA512).
Python 45Updated: 3 y ago License: Permissive (MIT)
45Updated: 3 y ago License: Permissive (MIT)Support
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d
developer.bitcoin.orgby bitcoin-dot-org
Bitcoin.org Developer Documentation
Python 45Updated: 3 y ago License: Proprietary (Proprietary)
45Updated: 3 y ago License: Proprietary (Proprietary)Support
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time-locked-walletsby radek1st
Ethereum based time-locked wallets to keep your ether and ERC20 tokens safe
JavaScript 45Updated: 3 y ago License: Permissive (MIT)
45Updated: 3 y ago License: Permissive (MIT)Support
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v
vue-web3by morrislaptop
🐙 Web3 blockchain bindings for Vue.js (inspired by Vuefire and Drizzle)
JavaScript 45Updated: 3 y ago License: Permissive (MIT)
45Updated: 3 y ago License: Permissive (MIT)Support
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p
php-ethereum-offline-raw-txby kornrunner
Pure PHP Ethereum Offline (Raw) Transaction Signer
PHP 45Updated: 1 y ago License: Permissive (MIT)
45Updated: 1 y ago License: Permissive (MIT)Support
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merklelibby vpaliy
Merkle trees for easier data verification.
Python 44Updated: 1 y ago License: Permissive (MIT)
44Updated: 1 y ago License: Permissive (MIT)Support
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b
bite-keeperby makerdao
Maker Keeper Framework: Keeper to bite undercollateralized cups.
Python 44Updated: 3 y ago License: Strong Copyleft (AGPL-3.0)
44Updated: 3 y ago License: Strong Copyleft (AGPL-3.0)Support
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c
cryptogainsby amacneil
Calculate capital gains for Bitcoin and other cryptocurrencies
JavaScript 44Updated: 3 y ago License: Permissive (MIT)
44Updated: 3 y ago License: Permissive (MIT)Support
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E
EtherollAppby AndreMiras
Provably fair dice game running on the Ethereum blockchain
Python 44Updated: 3 y ago License: Permissive (MIT)
44Updated: 3 y ago License: Permissive (MIT)Support
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V
Valetsby SoftblocksCo
Command line wallets generator (Bitcoin, Bitcoin cash, Ethereum, Ethereum classic, Dash, Zcash, Dogecoin, Litecoin, Navcoin, Vertcoin, Reddcoin, Emercoin)
Python 43Updated: 3 y ago License: No License (No License)
43Updated: 3 y ago License: No License (No License)Support
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d
django-blockchainby sayonetech
A simple Blockchain in Python/Django
Python 43Updated: 3 y ago License: Permissive (MIT)
43Updated: 3 y ago License: Permissive (MIT)Support
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miner-monitorby felixbrucker
Miner, balance, wallet and pool monitoring software
JavaScript 43Updated: 3 y ago License: Strong Copyleft (GPL-3.0)
43Updated: 3 y ago License: Strong Copyleft (GPL-3.0)Support
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T
TokenMintby realcodywburns
:fish_cake: Token Browser and Manager for Ethereum Classic and Ethereum
JavaScript 43Updated: 3 y ago License: Permissive (Apache-2.0)
43Updated: 3 y ago License: Permissive (Apache-2.0)Support
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I
IPFS-Ethereum-Imageby liyuechun
【IPFS + 区块链 系列】 入门篇 - IPFS + Ethereum （下篇）-ipfs + Ethereum 大图片存储
JavaScript 43Updated: 3 y ago License: No License (No License)
43Updated: 3 y ago License: No License (No License)Support
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BTC-ETH-Cross-Chain-Atomic-Swapby Turing-Chain
The project won the Consensys Sponsorship Prize on the ETHSanFrancisco hackathon. Created by HU Yao-Chieh, Tina Lee, and Kevin Gau.
JavaScript 43Updated: 3 y ago License: Permissive (MIT)
43Updated: 3 y ago License: Permissive (MIT)Support
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t
tech1-temple-cryptocurrenciesby tech1-io
Blockchain, Cryptocurrency, Cryptocurrency Exchanges Proofs of Concepts repository
Java 42Updated: 3 y ago License: No License (No License)
42Updated: 3 y ago License: No License (No License)Support
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s
sqlchainby neocogent
A Compact SQL Layer Over The Blockchain.
Python 42Updated: 3 y ago License: Permissive (MIT)
42Updated: 3 y ago License: Permissive (MIT)Support
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c
cobraby cobraframework
A fast, flexible and simple development environment framework for Ethereum smart contract, testing and deployment on EVM.
Python 42Updated: 3 y ago License: Permissive (MIT)
42Updated: 3 y ago License: Permissive (MIT)Support
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c
ch-companionby matteoantoci
Easily select most traded coins (24h volume) in CH config page
JavaScript 42Updated: 12 mo ago License: Permissive (MIT)
42Updated: 12 mo ago License: Permissive (MIT)Support
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Bitcoin-Payments-Woocommerceby cryptoapi
Free Bitcoin/Altcoins Payment Gateway Addon for WooCommerce 2.1+ (or higher). Accept USD, Bitcoin, Litecoin, Dogecoin, Speedcoin, Darkcoin, Vertcoin, Reddcoin, Feathercoin, Vericoin, Potcoin payments in WooCommerce. Direct Integration on your website. No Chargebacks, Global, Secure. All in automatic mode.
PHP 42Updated: 3 y ago License: No License (No License)
42Updated: 3 y ago License: No License (No License)Support
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