339 Open source projects that are alternatives of or similar to cap9

The dApp hub for blockchains of the future

Web3 Guardian - a blockchain monitoring and alerting tool

The Polkadot wiki.

Subspace Network reference implementation

Common useful JavaScript snippets for geth

NOTE: Development continues in https://github.com/dappforce/subsocial-parachain repo. Subsocial full node with Substrate/Polkadot pallets for decentralized communities: blogs, posts, comments, likes, reputation.

a compact graph indexer stack for parity substrate, polkadot, kusama

Lightweight, open source and magic-free framework for testing solidity smart contracts.

A high scalable low to medium interactive SSH/TCP honeypot using Linux Namespaces, capabilities, seccomp, cgroups designed for OpenWrt and IoT devices.

Ether-SWR is a React hook that fetches Ethereum data. It streamlines the chores to keep the internal state of the Decentralized App (DApp), batches the RPC calls to an Ethereum node and cache the responses

NodeJS worker which performs various ETL tasks related to the 0x protocol trading data and other information used on 0x Tracker

As a response to the restrictions many have faced due to the $GME short squeeze mania, many have called for the creation of a decentralized stock exchange. This is what we are going to provide

The protocol for EVENTs and TICKETs

Uniswap flash swap arbitrage solidity contracts

This is an arbitrage bot that uses existing price aggregators such as 1inch, Paraswap, dex.ag, matcha and more to get the best exchange rates across different decentralized exchanges on different blockchains and ecosystems.

Everscale Javascript SDK

Encrypted peer-to-peer system for data security. Own data, own privacy. (Rust+Flutter)

EVM compatible chain with NPoS/PoC consensus

A react.js frontend for Substrate TCR runtime.

The first-ever coworking metaverse

💳 Non-custodial cross-platform wallet for Solana

An API for rchain dapps to communicate with the blockchain

DApps browser

Matic network mainnet v1 launch

ENS+IPFS Firefox plugin by Almonit

Algorand dApp for blockchain-enabled food transparency and traceability in local food supply chains. For use by smallholder farmers, food co-operatives and consumers.

A list of FREE resources to make Web3 accessible to everyone.

IPFS Blog & News

Solana's .NET SDK and integration library.

🔌 Ethereum Dapp Basic Typescript Starter

基于websocket、json、blockchain的公告、聊天（客户端到客户端加密）客户端。账号无需注册，本地生成！

Apache Felix Atomos

Decentralized Computing Backend for Artificial Intelligence, Web3, Metaverse, and Gaming Application

Common methods to interact with the Circles ecosystem

An easy to use and reliable library that provides one line access to Web3 API.

Pluggable auth infrastructure for Web3 wallets and dapps

Up-to-date Solidity/web3.js/React/Next.js code for the udemy.com course Ethereum and Solidity: The Complete Developer's Guide.

A Universal Ethereum Provider Client

Tezos Blockchain Indexer

USENET-inspired, uncensorable, decentralized internet discussion system running on IPFS & OrbitDB

Streaming Ethereum and Bitcoin blockchain data to Google Pub/Sub or Postgres in Kubernetes

🤖 multichain trading bot with sniper, frontrun, backrun, sandwich

An OpenZeppelin starter kit focused on GSN.

Ewasm API for Rust

The core runtime engine for Ambianic Edge devices.

Glosseta is an open-source glossary meant to help people explore and learn the terminology behind web3

A Javascript library that makes it easy to build relayers and other DApps that use the Kleros protocol. DEPRECATED use https://github.com/kleros/archon for interfacing with standard arbitration contracts.

在本地网络发布一个名叫 YuTou 的 token

QuarkChain client library built around web3.js

Opinionated Dapp Starter Template

This repo is less actively maintained now but I still monitor it for PR's.

Ruby SCALE Codec Library & Substrate Client

Minimal example of sign in with Ethereum. Compatible with web3 browsers.

Flux, Your Gateway to a Decentralized World. https://home.runonflux.io https://api.runonflux.io https://docs.runonflux.io https://source.runonflux.io https://wiki.runonflux.io

⚛️Vortex Components is a collection of React Components that helps developers build Ethereum Dapps powered by the Vortex Redux Store.

davekiss.com/ethereum-web3-node-tutorial

Governance + Bounty Platform

Genesis is an end-to-end development sandbox and testing platform for Web3 and blockchain-based distributed systems.

Laravel SDK wrapper for the Web3 PHP API client that interacts with the Ethereum blockchain.

Stamp your code with a trackable digital copyright