Code your own blockchain in less than 120 lines of Java!

Hierarchical Deterministic(HD) wallet for cryptocurrencies 💰

BTCert authenticates academic certificates by means of a digital credential that allows immediate verification by third parties. BTCerts uses blockchain and cryptographic techniques to create a certification infrastructure based on the standard Blockcerts

Enterprise Operation System

Social Network is a blockchain based social network integrated with tipping the cryptocurrency.

Ride and share platform based on blockchain

The decentralized digital art platform provides the artist with a place to sell their arts, and thereby a buyer finds a marketplace.

Decentralized blogging platform

Blockchain project built with node.js. The project generates new blocks and adds it to the chain.

ProofVault is a decentralized miniapp on Base Sepolia that lets users hash files and register proofs of authorship or existence on-chain — without uploading the file. Built with Next.js, TailwindCSS, wagmi, and RainbowKit.

Constructing Quantam resistant digital signatures using hash functions

Repository For The Wobble Finance Cryptocurrency Screener Project

Created a peer for a blockchain for my final assignment of distributed assignment. The whole class had to add to the same blockchain and a concensus algorithm had to be run to find the most agreeable and recent chain(longest and valid). The concensus algorithm was the main portion of this code.

Blockchain-DAO voting-Hệ thống biểu quyết DAO-Phạm Văn Nam, Lê Dức Mạnh, Lê Mạnh Đạt

Neon Finance

비트코인 난이도 변경 예상 predict project

simple blockchain in local with transactions simulation written in python3

Solana Transaction Streaming Script on Shyft.to gRPC | API

⛓️ MDMCOIN - The Blockchain for Products and Services

Fetch NFTs from different chains, either from a specific address or from a contract address.