2260 Open source projects that are alternatives of or similar to Privatekeyvault

crawl QR-codes from search engines and look for bitcoin private keys

Back-end of the Multy - mobile multy-blockchain wallet.

The fast, light, and robust client for Ethereum-like networks.

An Analysis Tool for Smart Contracts

Build Python extension with Dynamsoft Barcode Reader.

A tool for creating a local blockchain for fast Ethereum development.

Scan your vaccination, test and recovery certificates in QR code representation and save them to your Apple Wallet

This project is an attendance system which provides attendance on scanning QR code. The attendance is stored in Excel sheet named with the date of attendance taken. In this folder a file named Generate.py is used to generate the QR code for given input file. Attend.py file is for scanning the QR code

gDAI - Gas less DAI transfers by using GSN, Fulcrum and KyberNetwork

A flutter plugin for scanning QR codes. Use AVCaptureSession in iOS and zxing in Android.

A Ruby implementation of Ethereum.

DEPRECATED. To be removed December, 2018 (use monax/bosmarmot)

A resilient Ethereum event listener that bridges your smart contract events and backend microservices

An explorer for ERC20 based Ethereum tokens

Main uPort library for front end developers

A collection about awesome blockchains - open distributed public databases w/ crypto hashes incl. git ;-). Blockchains are the new tulips 🌷🌷🌷. Distributed is the new centralized.

Curated collection of blockchain & cryptocurrency resources.

Lightweight Java and Android library for integration with Ethereum clients

[DEPRECATED] 0x smart contracts and tests.

Framework for serverless Decentralized Applications using Ethereum, IPFS and other platforms

区块链学习

💰 Cryptocurrency prices on MacBook Touch Bar

Stampery API for NodeJS. Notarize all your data using the blockchain

Ʉnlock is a protocol for memberships built on a blockchain.

Ethereum-Tendermint token sending gateway

QR code generation library in C, optimized for low-power devices, such as Arduino.

A starter boilerplate for an Ethereum dapp using web3.js v1.0, truffle, react, and parity

An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client

🌱 Construct Merkle Trees and verify proofs in JavaScript.

A guide to smart contract security best practices

💰 Retail Store that runs on Ethereum

Source code for Eat The Blocks, a screencast for Ethereum Dapp Developers

Cryptographic javascript-functions for ethereum and tutorials to use them with web3js and solidity

Connect to applications on EOS, Ethereum, and Tron. Exchange tokens with ease. Manage your assets safely. All in a simple to use interface.

📸 The Camera library that sees the vision.

Official Go implementation of the Ethereum protocol

Synthetix Solidity smart contracts

An integrated development environment and SDK for Ethereum-like ledgers

ExchangeSharp is a powerful, fast and easy to use .NET/C# API for interfacing with many crypto currency exchanges. REST and web sockets are supported.

A collection of awesome blockchain articles. Good learning resources about blockchain.

Public repository for the AZTEC protocol

Ethereum.org is a primary online resource for the Ethereum community.

Kelp is a free and open-source trading bot for the Stellar DEX and 100+ centralized exchanges

a blockchain private key management library on android

A permissioned implementation of Ethereum supporting data privacy

A QR Code generator for PHP7.4+

Ethereum on Tendermint using Cosmos-SDK!

React component for reading QR codes from webcam.

Introduce blockchain related technologies, from theory to practice with bitcoin, ethereum and hyperledger.

区块链白皮书、书籍、交易所、币种、自媒体等资源汇总 💯

Hardhat is a development environment to compile, deploy, test, and debug your Ethereum software. Get Solidity stack traces & console.log.

📖 A little book on Ethereum Development with Go (golang)

Cross-platform, cross-blockchain wallet library.

Programming examples from the book.

Remix is a browser-based compiler and IDE that enables users to build Ethereum contracts with Solidity language and to debug transactions.

swarm docs

Solidity plugin for IntelliJ

🔌 TypeScript bindings for Ethereum smart contracts

Graph Node indexes data from blockchains such as Ethereum and serves it over GraphQL

Blockchain Manchester Meetups, Talks and Reading List