There are 10 repositories under blockchain-demo topic.
Algorithms and Data Structures in Java
EOS Smart Contract Development Examples
blockchain_go in rust: A simplified blockchain implementation in rust for leaning / 用 rust 从零开始构建区块链(Bitcoin)
Blockchain Token Staking dApp built with React, Solidity, Truffle on Ethereum testnet, Polygon, Binance Smart Chain, BSC, zkEVM, Coinbase Base Chain, BASE
A fun script to steal Ether from wallets suffering from insufficient entropy during key generation.
A reference implementation of blockchain in Go to demonstrate how blockchain works. For education purpose.
An ERC721 dapp tutorial to demonstrate how digital asset could be represented and traded on blockchain removing the need of third party.A full stack dapp made via solidity (contracts deployed on ropsten) integrated with web3js deployed on ipfs.
Simple BlockChain DEMO in JAVA
An implementation of blockchain from scratch - A student attendance system based on Blockchain technology
React, Tronweb, Tronlink application to fetch Smart contract details and interact with smart contracts on TRON blockchain, Main Net, Nile Test Net, Shasta Test Net.
A Blockchain that runs with nodejs and demonstrates the main consensus algorithms (proof of work, proof of stake, proof of authority).
Code that shows how to build your own Bitcoin-like blockchain with JavaScript.
⛓️ Blockchain + Smart contracts from scratch
Application for proposals using blockchain with MultiChain.
My experiment on EOSIO blockchain to develop an election Smart Contract. I also develop a webapp which interacts with the blockchain.
EDEN - Ethereum Development Environment & Network
A simple blockchain for educational purposes
Basic Block-chain + mining concept using python
small blockchain with PoA consensus
A P2P blockchain network created using Golang!
A simple Blockchain implementation in PHP
On-chain wedding registry dApp built on Solana.
NodeJS sample illustrating self-sovereign identity using indy-sdk
A simple blockchain (Ethereum) based data trading platform for performing seller/buyer operations and trading cycle.
Run with https://remix.ethereum.org. Very simple. Just Copy and Paste it into Remix-Ethereum.
A generic and didatic implementation of Blockchain
DummyCoin is a simple blockchain client-server implementation written in TypeScript
A blockchain implementation for the "Cybercoin" (CYB) cryptocurrency at CBCYBER.
Proof of Stake Blockchain in Python - Full Example
AvatarX is a public blockchain network for personalized artificial intelligence applications.
🎤 PoC for payments on Ethereum with Google Assistant command
Simple form of Twitter on the blockchain, but all tweets are private. Only approved followers can see the tweets.
A simple, class-based blockchain implementation in PowerShell.