Showing 307 open source projects for "java open source"

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  • 1
    Ninjabot

    Ninjabot

    A fast cryptocurrency platform for trading bot in Go

    A fast cryptocurrency trading bot framework implemented in Go. Ninjabot permits users to create and test custom strategies for spot markets. Ninjabot is an open-source platform that provides tools to implement custom strategies and backtests for trading cryptocurrencies in Go. Ninjabot CLI provides utilities commands to support backtesting and bot development. Currently, we only support Binance exchange. If you want to include support for other exchanges, you need to implement a new struct that implements the interface Exchange. ...
    Downloads: 7 This Week
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  • 2
    Forest

    Forest

    Rust Filecoin Node Implementation

    Forest is a fully open-source, Rust-based implementation of the Filecoin blockchain developed by ChainSafe. It provides a full node capable of syncing with the Filecoin network, validating storage proofs, and supporting decentralized storage markets. Forest is modular, well-documented, and focused on performance and maintainability, making it ideal for developers, node operators, and researchers.
    Downloads: 4 This Week
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  • 3
    Hardhat

    Hardhat

    Hardhat is a development environment to compile, deploy, test

    Hardhat is an Ethereum development environment for professionals. It facilitates performing frequent tasks, such as running tests, automatically checking code for mistakes or interacting with a smart contract. Check out the plugin list to use it with your existing tools. Hardhat Runner is the main component you interact with when using Hardhat. It's a flexible and extensible task runner that helps you manage and automate the recurring tasks inherent to developing smart contracts and dApps....
    Downloads: 7 This Week
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  • 4
    Hummingbot

    Hummingbot

    Build trading bots that run on any exchange or blockchain

    Hummingbot is an open-source project that integrates cryptocurrency trading on both centralized exchanges and decentralized protocols. It allows users to run a client that executes customized, automated trading strategies for cryptocurrencies. Hummingbot is software that helps you build and run automated trading strategies or bots. Its codebase is free and publicly available on Github under the Apache 2.0 open source license.
    Downloads: 4 This Week
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  • 5
    Prysm

    Prysm

    Go implementation of Ethereum proof of stake

    This is the core repository for Prysm, a Golang implementation of the Ethereum Consensus specification, developed by Prysmatic Labs. See the Changelog for details of the latest releases and upcoming breaking changes. A detailed set of installation and usage instructions as well as breakdowns of each individual component are available in the official documentation portal. If you still have questions, feel free to stop by our Discord. To participate in staking, you can join the official eth2...
    Downloads: 4 This Week
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  • 6
    zvt

    zvt

    Modular quant framework

    For practical trading, a complex algorithm is fragile, a complex algorithm building on a complex facility is more fragile, complex algorithm building on a complex facility by a complex team is more and more fragile. zvt wants to provide a simple facility for building a straightforward algorithm. Technologies come and technologies go, but market insight is forever. Your world is built by core concepts inside you, so it’s you. zvt world is built by core concepts inside the market, so it’s zvt....
    Downloads: 7 This Week
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  • 7
    firo

    firo

    The privacy-focused cryptocurrency

    Firo is a privacy-focused cryptocurrency implementing zero-knowledge proofs to enable anonymous transactions while maintaining decentralization and auditability. Formerly known as Zcoin, Firo pioneered several innovations in privacy tech including the Lelantus protocol, which enables unlinkable and untraceable transactions without the need for trusted setup. It combines cutting-edge cryptographic research with user-friendly features, making it accessible to both everyday users and privacy...
    Downloads: 5 This Week
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  • 8
    CCXT

    CCXT

    JavaScript/TypeScript/Python/C#/PHP cryptocurrency trading API

    The ccxt library is a collection of available crypto exchanges or exchange classes. Each class implements the public and private API for a particular crypto exchange. All exchanges are derived from the base Exchange class and share a set of common methods. To access a particular exchange from ccxt library you need to create an instance of corresponding exchange class. Supported exchanges are updated frequently and new exchanges are added regularly.
    Downloads: 5 This Week
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  • 9
    Solidity

    Solidity

    The Smart Contract Programming Language

    Solidity is a statically-typed curly-braces programming language designed for developing smart contracts that run on Ethereum. Solidity 0.8.4 adds custom structured errors, allows more flexible configuration of the SMTChecker and fixes a bug in the Solidity ABI decoder v2. Read more about the bug here. With v0.8.4, errors can be defined inside and outside of contracts (including interfaces and libraries). This provides a convenient and gas-efficient way to explain to users why an operation...
    Downloads: 9 This Week
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  • 10
    Echidna

    Echidna

    Ethereum smart contract fuzzer

    Echidna is a weird creature that eats bugs and is highly electrosensitive (with apologies to Jacob Stanley) More seriously, Echidna is a Haskell program designed for fuzzing/property-based testing of Ethereum smarts contracts. It uses sophisticated grammar-based fuzzing campaigns based on a contract ABI to falsify user-defined predicates or Solidity assertions. We designed Echidna with modularity in mind, so it can be easily extended to include new mutations or test specific contracts in...
    Downloads: 5 This Week
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  • 11
    Solidity plugin for IntelliJ

    Solidity plugin for IntelliJ

    Solidity plugin for IntelliJ

    Solidity plugin for IntelliJ. You can support the development by sponsoring the plugin on Github. Supporting the plugin with crypto through the Gitcoin grant. Please attach the screenshot for every issue if possible. It will make the issue much clearer and easier to understand.
    Downloads: 3 This Week
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  • 12
    XMRig Proxy

    XMRig Proxy

    Monero (XMR) Stratum protocol proxy

    Extremely high-performance CryptoNote stratum protocol proxy. Works with any pool and any miner with nicehash support. Can easily handle over 100K connections on a cheap $5 (1024 MB) virtual machine. Reduce the number of pool connections up to 256 times, 100K workers become just 391 workers on the pool side. Written on C++/libuv same as XMRig miner.
    Downloads: 4 This Week
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  • 13
    Uniswap Labs Interface

    Uniswap Labs Interface

    An open source interface for the Uniswap protocol

    An open-source interface for Uniswap -- a protocol for the decentralized exchange of Ethereum tokens. Developers, traders, and liquidity providers participate together in a financial marketplace that is open and accessible to all. Build Defi apps and tools on the largest crypto project on Ethereum. Get started with quick start guides, protocol documentation, a Javascript SDK, and fully open source code.
    Downloads: 2 This Week
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  • 14
    Iron Fish

    Iron Fish

    A novel cryptocurrency focused on privacy and accessibility

    Iron Fish is a privacy-first blockchain protocol that brings zero-knowledge proofs and encrypted transactions to a fully decentralized network. Its goal is to offer default, universal privacy for every user while remaining easy to use and scalable. Iron Fish uses zk-SNARKs to shield all transaction details and supports a novel PoS-like consensus called “Proof of Work with Delegation.” With its developer-friendly APIs and strong privacy guarantees, Iron Fish is designed to be the foundation...
    Downloads: 3 This Week
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  • 15
    Aiken

    Aiken

    A modern smart contract platform for Cardano

    A modern smart contract platform for Cardano.
    Downloads: 2 This Week
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  • 16
    AirGap Wallet

    AirGap Wallet

    The AirGap Wallet is installed on an everyday smartphone

    AirGap is a crypto wallet system that lets you secure cypto assets with one secret on an offline device. The AirGap Vault application is installed on a dedicated device that has no connection to any network, thus it is air gapped. The AirGap Wallet is installed on your everyday smartphone. Protect your crypto and store your private keys offline. It’s time to set up your safe place for your coins and get rewards. Based on a two-device approach, increasing security and usability with you in...
    Downloads: 6 This Week
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  • 17
    xrpl.js

    xrpl.js

    A JavaScript/TypeScript API for interacting with the XRP Ledger

    It’s fast, energy-efficient, and reliable. With ease of development, low transaction costs, and a knowledgeable community, it provides developers with a strong open-source foundation for executing on the most demanding projects, without hurting the environment. Open source, open to anyone to build on, maintained by the community. Tools and documentation that speed development and reduce time to market. Capable of settling thousands of transactions in seconds. At fractions of a penny per transaction, costs are inexpensive enough to enable a wide variety of use cases. ...
    Downloads: 5 This Week
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  • 18
    wagmi

    wagmi

    React Hooks for Ethereum

    wagmi is a collection of React Hooks containing everything you need to start working with Ethereum. wagmi makes it easy to "Connect Wallet," display ENS and balance information, sign messages, interact with contracts, and much more, all with caching, request deduplication, and persistence. We create a wagmi Client and pass it to the WagmiConfig React Context. The client is set up to use the ethers Default Provider and automatically connect to previously connected wallets. Next, we use the...
    Downloads: 4 This Week
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  • 19
    RoboSats

    RoboSats

    A simple and private bitcoin exchange

    RoboSats is a privacy-preserving, peer-to-peer Bitcoin exchange that allows users to buy and sell Bitcoin using Lightning Network payments without requiring identity verification. It uses Tor by default and leverages a simple robot-based user interface to facilitate one-time trades between anonymous users. Each trade session is isolated, and no long-term accounts or KYC are needed, making RoboSats one of the most private Bitcoin P2P tools available. Designed with a strong focus on usability...
    Downloads: 3 This Week
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  • 20
    WalletConnect v2.x.x

    WalletConnect v2.x.x

    WalletConnect Monorepo

    Open protocol for connecting Wallets to Dapps. The communications protocol for web3, WalletConnect brings the ecosystem together by enabling wallets and apps to securely connect and interact. With WalletConnect, you can connect your wallet with hundreds of apps, opening the doors to a new world of web3 experiences. Uniswap. Swap, earn, and build on the leading decentralized crypto trading protocol. Foundation. Create, collect and sell NFTs.Install nodejs and npm. Install python3 and ensure...
    Downloads: 3 This Week
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  • 21
    Learning Bitcoin from the Command Line

    Learning Bitcoin from the Command Line

    A complete course for learning Bitcoin programming and usage

    ...It is not yet ready for use. Learning Bitcoin from the Command Line is a project of Blockchain Commons. We are proudly a "not-for-profit" social benefit corporation committed to open source & open development. Our work is funded entirely by donations and collaborative partnerships with people like you. Every contribution will be spent on building open tools, technologies, and techniques that sustain and advance blockchain and internet security infrastructure and promote an open web. We are also tentatively considering what we could include in a v3.0 of the course.
    Downloads: 5 This Week
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  • 22
    Fedimint

    Fedimint

    Federated E-Cash Mint

    Fedimint is a modular open-source implementation of federated Chaumian ecash designed to enable community-controlled Bitcoin custody and privacy-enhanced payments. It allows groups of users to collectively manage Bitcoin in a trust-minimized manner while enabling fast, anonymous, and scalable transactions through blind signatures. Built with extensibility and modularity in mind, Fedimint aims to serve as the core of community custody systems like Fedi and future federated finance applications. ...
    Downloads: 1 This Week
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  • 23
    Chainlink

    Chainlink

    node of the decentralized oracle network

    Securely connect smart contracts with off-chain data and services. Chainlink decentralized oracle networks provide tamper-proof inputs, outputs, and computations to support advanced smart contracts on any blockchain. Start building your hybrid smart contract with Chainlink. Use decentralization, trusted nodes, premium data, and cryptographic proofs to connect highly accurate and available data/APIs to any smart contract. Build on a flexible framework that can retrieve data from any API,...
    Downloads: 3 This Week
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  • 24
    BTCPay Server

    BTCPay Server

    Free, open-source & self-hosted, Bitcoin payments

    BTCPay Server is a self-hosted, open-source cryptocurrency payment processor. It's secure, private, censorship-resistant, and free. Launch a server in a cloud, your own hardware device, or use an existing host. Connect your e-commerce store or use one of many apps to get paid. Funds arrive directly to your connected wallet. Features you use the most are baked right into every instance so you can hit the ground running.
    Downloads: 2 This Week
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  • 25
    Cardano Node

    Cardano Node

    The core component that is used to participate in a Cardano

    Cardano Node is the core software that powers the Cardano blockchain, a decentralized, proof-of-stake platform for smart contracts and digital assets. Developed in Haskell, the node allows participation in Cardano’s network by validating transactions, producing blocks, and maintaining the ledger. It supports Shelley, Goguen, Basho, and other phases of Cardano’s roadmap, and plays a crucial role in network security and consensus. The node is configurable for different use cases, including...
    Downloads: 2 This Week
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