372 Open source projects that are alternatives of or similar to Town Crier

✨ Token Exchange App for Arweave Profit Sharing Tokens

Social impact bond implemented on Ethereum

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Elegant Web3js functionality in Swift. Native ABI parsing and smart contract interactions on Ethereum network.

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A decentralized (p2p) file storage system built atop Kademlia DHT that enforces data integrity, privacy, and availability through sharding, proofs of retrievability, redundancy, and encryption, with smart-contract powered incentive scheme

Collection of simple Substrate smart contract examples written in Rust, AssemblyScript, Solang and the smart contract language ink! to test substrates pallet-contracts module

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Reference DAML application demonstrating a bond issuance use case.

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This project is to create a system that uses DeFi technology to enforce contracts. Users will be able to set up contracts between each other, this includes an escrow service for payments. If users disagree over whether a contract was fulfilled, a jury appointed by the system will make the final decision.

Neufund and platform smart contracts

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

A set of composable extension contracts for the OpenZeppelin ERC721 base contracts.

Smart Contract parachain interoperate with Polkadot and Ethereum

A Python package to flatten Solidity code with imports into a single file

Robonomics network infrastructure based on Ethereum Blockchain.

Best resources for Solidity gas optimizations ⛽

DeFi Developer roadmap is a curated Web3.0 Developer handbook which includes a list of the best tools for DApps, development resources and lifehacks.

The Baseline Protocol is an open source initiative that combines advances in cryptography, messaging, and distributed ledger technology to enable confidential and complex coordination between enterprises while keeping data in systems of record. This repo serves as the main repo for the Baseline Protocol, containing core packages, examples, and r…

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

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Medical insurance claiming DApp which uses a Multi-Sig type approach to grant claim (ConsenSys project)

Postables Reusable Multi Party Payment Channel. Efficient, and lean Payment Channels with a dash of airdrops. Written in Solidity with Golang bindings

Simple example of token market. Based on blockchain technology using Ethereum platform.

Set of smart contracts on Ethereum deal with exchange rate reporting and aggregation

A Web UI for creating, editing and testing Accord Project templates

A containarized Enigma Protocol environment to start writing secret contracts

A browser-based IDE for creating, deploying, and sharing blockchain apps (DApps, or decentralized apps). Publish your first blockchain DApps in 5 minutes! Here is how: https://docs.secondstate.io/buidl-developer-tool/getting-started

Smart contracts for the Reversible ICO (rICO)

CLI for Titan Suite

MCW Azure Blockchain

The Responsible Initial Coin Offering Framework

A simple Go wrapper of EOS (eosio) RPC API, and more!

🃏🎮A NFT(ERC721) card game build on Ethereum, Truffle, Ganache and hosting on IPFS.

Smart Contracts - Solidity

Solhint is an open source project created by https://protofire.io. Its goal is to provide a linting utility for Solidity code.

Leveraging Ethereum blockchain platform for identity, authentication and reputation of IoT devices

Collection of Smart Contract for Stacks Blockchain in Clarity

Official SDK for the Oasis Network.

Designed to represent a fungible asset as an ERC777 token

useWeb3 provides a curated overview of the best and latest resources on Ethereum, blockchain and Web3 development.

⚙️ Peer to Peer Loan System implemented on Ethereum Smart Contracts

luckydog(锦鲤) 一个幸运小游戏

The Pact Smart Contract Language

CLI tool that configures and deploys Ethereum DApp infrastructures using a static specification. 📚📖

🐦🌴🌴🌴🦕 A home for ethereum smart contracts. 🏠

Example game leaderboard dApp utilizing EbakusDB on Ebakus blockchain

Official Rust implementation of the Purple Protocol

IZZZIO - Fully customizable blockchain platform | Node

Code base for "Learn Solidity: Programming Language for Ethereum Smart Contracts" course in Tosh Academy & Blockchain Council

A guide to smart contract security best practices

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Foundation developer docs