Showing 342 open source projects for "java open source"

View related business solutions
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • Total Network Visibility for Network Engineers and IT Managers Icon
    Total Network Visibility for Network Engineers and IT Managers

    Network monitoring and troubleshooting is hard. TotalView makes it easy.

    This means every device on your network, and every interface on every device is automatically analyzed for performance, errors, QoS, and configuration.
    Learn More
  • 1
    Bitcart

    Bitcart

    Bitcart is a platform for merchants, users and developers

    An open-source platform for managing cryptocurrency payments and stores without intermediaries.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 2
    Lightning Network Daemon

    Lightning Network Daemon

    A complete implementation of a Lightning Network node

    The Lightning Network Daemon (lnd), is a complete implementation of a Lightning Network node. lnd has several pluggable back-end chain services including btcd (a full-node), bitcoind, and neutrino (a new experimental light client). The project's codebase uses the btcsuite set of Bitcoin libraries and also exports a large set of isolated re-usable Lightning Network-related libraries within it, and fully conforms to the Lightning Network specification (BOLTs). BOLT stands for Basis of...
    Downloads: 5 This Week
    Last Update:
    See Project
  • 3
    BNB Chain

    BNB Chain

    A Binance Smart Chain client based on the go-ethereum fork

    The goal of Binance Smart Chain is to bring programmability and interoperability to Binance Chain. In order to embrace the existing popular community and advanced technology, it will bring huge benefits by staying compatible with all the existing smart contracts on Ethereum and Ethereum tooling. And to achieve that, the easiest solution is to develop based on the go-Ethereum fork, as we respect the great work of Ethereum very much. Binance Smart Chain starts its development based on...
    Downloads: 6 This Week
    Last Update:
    See Project
  • 4
    ethereum.org website

    ethereum.org website

    Ethereum.org is a primary online resource for the Ethereum community

    Ethereum is the community-run technology powering the cryptocurrency ether (ETH) and thousands of decentralized applications. ethereum.org is your portal into the world of Ethereum. The tech is new and ever-evolving, so it helps to have a guide. Here's what we recommend you do if you want to dive in. Ethereum is a technology that's home to digital money, global payments, and applications. The community has built a booming digital economy, bold new ways for creators to earn online, and so...
    Downloads: 3 This Week
    Last Update:
    See Project
  • Free and Open Source HR Software Icon
    Free and Open Source HR Software

    OrangeHRM provides a world-class HRIS experience and offers everything you and your team need to be that HR hero you know that you are.

    Give your HR team the tools they need to streamline administrative tasks, support employees, and make informed decisions with the OrangeHRM free and open source HR software.
    Learn More
  • 5
    Swarm Bee

    Swarm Bee

    Bee is a Swarm client implemented in Go

    Bee is a Swarm client implemented in Go. It’s the basic building block for the Swarm network: a private; decentralized; and self-sustaining network for permissionless publishing and access to your (application) data.There are two versioning schemes used in Bee that you should be aware of. The main Bee version does NOT follow strict Semantic Versioning. Bee hosts different peer-to-peer wire protocol implementations and individual protocol breaking changes would necessitate a bump in the major...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 6
    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
    Last Update:
    See Project
  • 7
    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
    Last Update:
    See Project
  • 8
    Bitcoin ABC

    Bitcoin ABC

    This a mirror of the official Bitcoin-ABC repository

    ...It uses peer-to-peer technology to operate with no central authority: managing transactions and issuing money are carried out collectively by the network. eCash is a descendant of Bitcoin. Bitcoin ABC is the name of open-source software which enables the use of eCash. It is a fork of the Bitcoin Core software project.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 9
    Gnosis Safe Contracts

    Gnosis Safe Contracts

    Gnosis Safe allows secure management of blockchain assets

    The most trusted platform to manage digital assets on Ethereum. Access the most recent version of the Safe directly in your browser. Download the Safe as a static desktop application for Windows, MacOS or Linux. Conveniently manage your digital assets on the go. Fully customize how you manage your company crypto assets, with the option to require a predefined number of signatures to confirm transactions. Require multiple team members to confirm every transaction in order to execute it, which...
    Downloads: 4 This Week
    Last Update:
    See Project
  • DAT Freight and Analytics - DAT Icon
    DAT Freight and Analytics - DAT

    DAT Freight and Analytics operates DAT One truckload freight marketplace

    DAT Freight & Analytics operates DAT One, North America’s largest truckload freight marketplace; DAT iQ, the industry’s leading freight data analytics service; and Trucker Tools, the leader in load visibility. Shippers, transportation brokers, carriers, news organizations, and industry analysts rely on DAT for market trends and data insights, informed by nearly 700,000 daily load posts and a database exceeding $1 trillion in freight market transactions. Founded in 1978, DAT is a business unit of Roper Technologies (Nasdaq: ROP), a constituent of the Nasdaq 100, S&P 500, and Fortune 1000. Headquartered in Beaverton, Ore., DAT continues to set the standard for innovation in the trucking and logistics industry.
    Learn More
  • 10
    Monero P2Pool

    Monero P2Pool

    Decentralized pool for Monero mining

    Decentralized pool for Monero mining. No central server that can be shutdown/blocked. P2Pool uses a separate blockchain to merge mine with Monero. Pool admin can't go rogue or be pressured to do an attack on the network because there is no pool admin.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 11
    c-lightning

    c-lightning

    BOLT-compliant Lightning Network implementation

    c-lightning is a a BOLT-compliant Lightning implementation by Blockstream [2] written in C language. Version 1 of c-lightning was released on August 8th, 2015, and has since been under active beta development. c-lightning runs on Linux. The Lightning Network is an off-chain, routed payment channel network built on top of the Bitcoin blockchain. The network consists of nodes connected by peer-to-peer channels. This allows low cost, near-instant payments to be trustlessly routed across the...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 12
    Brownie

    Brownie

    A Python-based development and testing framework for smart contracts

    Brownie is a Python-based development and testing framework for smart contracts targeting the Ethereum Virtual Machine. Powerful debugging tools, including python-style tracebacks and custom error strings. The recommended way to install Brownie is via pipx. pipx installs Brownie into a virtual environment and makes it available directly from the command-line. Once installed, you will never have to activate a virtual environment prior to using Brownie. Brownie documentation is hosted at Read...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 13
    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: 1 This Week
    Last Update:
    See Project
  • 14
    Zcash

    Zcash

    A privacy-protecting, digital currency built on strong science

    Zcash is the future of money-- digital, decentralized and private. It is an implementation of the "Zerocash" protocol; a digital currency based on Bitcoin's code, but with a higher standard of privacy. Like Bitcoin, Zcash transaction data is posted to a public blockchain. However unlike Bitcoin, your personal and transaction data stay completely private. Thanks to a sophisticated zero-knowledge proving scheme, transactions can be verified without showing any information at all about the...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 15
    Remix Project

    Remix Project

    Compiler and IDE that enables users to build Ethereum contracts

    Remix Project is a rich toolset including Remix IDE, a comprehensive smart contract development tool. The Remix Project also includes Remix Plugin Engine and Remix Libraries which are low-level tools for wider use. Remix IDE is used for the entire journey of contract development by users of any knowledge level. It fosters a fast development cycle and has a rich set of plugins with intuitive GUIs. The IDE comes in 2 flavors and a VSCode extension. Supported browsers: Firefox v100.0.1 &...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 16
    The Optimism Monorepo

    The Optimism Monorepo

    Optimism is Ethereum, scaled

    Optimism is a low-cost and lightning-fast Ethereum L2 blockchain, but it's also so much more than that. Optimism is the technical foundation for the Optimism Collective, a band of communities, companies, and citizens united by a mutually beneficial pact to adhere to the axiom of impact=profit — the principle that positive impact to the collective should be rewarded with profit to the individual. We're trying to solve some of the most critical coordination failures facing the crypto ecosystem...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 17
    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: 4 This Week
    Last Update:
    See Project
  • 18
    btcd

    btcd

    An alternative full node bitcoin implementation written in Go (golang)

    It properly downloads, validates, and serves the block chain using the exact rules (including consensus bugs) for block acceptance as Bitcoin Core. We have taken great care to avoid btcd causing a fork to the block chain. It includes a full block validation testing framework which contains all of the 'official' block acceptance tests (and some additional ones) that is run on every pull request to help ensure it properly follows consensus. Also, it passes all of the JSON test data in the...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 19
    Libplanet

    Libplanet

    Blockchain in C#/.NET for on-chain, decentralized gaming

    Libplanet is a .NET library for creating multiplayer online game in decentralized fashion, which means the whole gameplay occurs on a peer-to-peer network among equal nodes rather than an authorized central server. Under the hood, it incorporates many features (e.g., digital signature, BFT consensus, data replication) of a blockchain.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 20
    Status - a Mobile Ethereum OS

    Status - a Mobile Ethereum OS

    A free (libre) open source, mobile OS for Ethereum

    ...Safely send, store and receive cryptocurrencies including ERC20 and ERC721 tokens with the Status crypto wallet. Only you hold the keys to your funds. Status' intuitive design protects you and your funds from attacks. Status uses an open-source, peer-to-peer protocol, and end-to-end encryption to protect your messages from third parties. Keep your private messages private with Status. Browse the growing ecosystem of DApps including marketplaces, exchanges, games, and social networks. The latest security standards ensure a private browsing experience. You will never be asked for a phone number, email address, or bank account when generating a Status account. ...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21
    PIVX

    PIVX

    Protected Instant Verified Transactions - Core wallet

    PIVX (Protected Instant Verified Transaction) is a privacy-focused cryptocurrency that emphasizes secure and anonymous transactions. Built upon the Bitcoin Core codebase, PIVX integrates advanced privacy protocols to ensure user confidentiality. It aims to provide fast, low-cost transactions while maintaining a high level of security and decentralization.​
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    Stacks

    Stacks

    The Stacks 2.0 blockchain implementation

    Stacks 2.0 is a layer-1 blockchain that connects to Bitcoin for security and enables decentralized apps and predictable smart contracts. Stacks 2.0 implements Proof of Transfer (PoX) mining that anchors to Bitcoin security. Leader election happens at the Bitcoin blockchain and Stacks (STX) miners write new blocks on the separate Stacks blockchain. With PoX there is no need to modify Bitcoin to enable smart contracts and apps around it. Normal releases in this repository that add features...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 23
    Lighthouse Ethereum

    Lighthouse Ethereum

    Ethereum consensus client in Rust

    Lighthouse is an Ethereum consensus client that connects to other Ethereum consensus clients to form a resilient and decentralized proof-of-stake blockchain. Lighthouse is available on Linux and macOS via the Homebrew package manager. We implement the specification as defined in the ethereum/consensus-specs repository. Becoming an Ethereum consensus validator is rewarding, but it's not for the faint of heart. You'll need to be familiar with the rules of staking (e.g., rewards, penalties,...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 24
    Cosmos SDK

    Cosmos SDK

    A Framework for Building High Value Public Blockchains

    ...Cosmos SDK is used to build Gaia, the first implementation of the Cosmos Hub. The Cosmos SDK has mostly stabilized, but we are still making some breaking changes. The Cosmos SDK is an open-source framework for building multi-asset public Proof-of-Stake (PoS) blockchains, like the Cosmos Hub, as well as permission Proof-of-Authority (PoA) blockchains. Blockchains built with the Cosmos SDK are generally referred to as application-specific blockchains. The goal of the Cosmos SDK is to allow developers to easily create custom blockchains from scratch that can natively interoperate with other blockchains.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 25
    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: 1 This Week
    Last Update:
    See Project