Showing 343 open source projects for "java open source"

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  • Automate contact and company data extraction Icon
    Automate contact and company data extraction

    Build lead generation pipelines that pull emails, phone numbers, and company details from directories, maps, social platforms. Full API access.

    Generate leads at scale without building or maintaining scrapers. Use 10,000+ ready-made tools that handle authentication, pagination, and anti-bot protection. Pull data from business directories, social profiles, and public sources, then export to your CRM or database via API. Schedule recurring extractions, enrich existing datasets, and integrate with your workflows.
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  • 1
    Cryptonose

    Cryptonose

    An application tracking significant price changes on crypto markets

    Cryptonose is a desktop application tracking significant price changes and giving an alerts for crypto markets in real-time. It's helpful if you are a daily trader and want to know instantly if something interesting is happening on your exchange. Cryptonose keeps real-time connection with supported exchanges (Binance, Bitfinex, Huobi, KuCoin and Poloniex, also a DEX: Uniswap V3 is supported). It gives instant notifications about a significant price changes, which is helpful in daily trading...
    Downloads: 0 This Week
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  • 2
    Kelp

    Kelp

    Kelp is a free and open-source trading bot for the Stellar DEX

    Kelp is a free and open-source trading bot for the Stellar universal marketplace and for centralized exchanges such as Binance, Kraken, CoinbasePro, etc. Kelp includes several configurable trading strategies and exchange integrations. You can define your own parameters or use the sample configurations to quickly get up and running with a trading bot in a matter of minutes.
    Downloads: 0 This Week
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  • 3
    SilentXMRMiner

    SilentXMRMiner

    A Silent (Hidden) Monero (XMR) Miner Builder

    A cryptocurrency miner designed to run covertly on systems for Monero (XMR) mining.
    Downloads: 2 This Week
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  • 4
    ethereumjs-wallet

    ethereumjs-wallet

    Utilities for handling Ethereum keys

    A lightweight wallet implementation. At the moment it supports key creation and conversion between various formats. use a single, maintained version of crypto library (and that should be in line with ethereumjs-util and @ethereumjs/tx). Importing various third-party wallets is possible through the third-party submodule. See our organizational documentation for an introduction to EthereumJS as well as information on current standards and best practices. Random salt for the kdf. Size must...
    Downloads: 0 This Week
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  • Desktop and Mobile Device Management Software Icon
    Desktop and Mobile Device Management Software

    It's a modern take on desktop management that can be scaled as per organizational needs.

    Desktop Central is a unified endpoint management (UEM) solution that helps in managing servers, laptops, desktops, smartphones, and tablets from a central location.
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  • 5
    Aragon Client

    Aragon Client

    Create and manage decentralized organizations on Ethereum

    Trusted by over 1500 organizations, securing more than $300MM in funds. Create and manage decentralized organizations on Ethereum. Read the User Guide first, if you have any questions as a user. If you'd like to develop an Aragon app, please visit the Aragon Developer Portal. Please report any issues and feedback in the support channel on Discord. For technical stuff, use this project's issues or join the technical conversation in the hacker hangout channel on Discord. To learn more about...
    Downloads: 0 This Week
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  • 6
    Hyperledger Burrow

    Hyperledger Burrow

    A permissioned Ethereum smart-contract blockchain node

    Hyperledger Burrow is a permissioned Ethereum smart-contract blockchain node. It executes Ethereum EVM and WASM smart contract code (usually written in Solidity) on a permissioned virtual machine. Burrow provides transaction finality and high transaction throughput on a proof-of-stake Tendermint consensus engine. Burrow is a fully-fledged blockchain node and smart contract execution engine -- a distributed database that executes code. Burrow runs Ethereum Virtual Machine (EVM) and Web...
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  • 7
    Laravel Crypto Wallet Explorer

    Laravel Crypto Wallet Explorer

    Simple package for interacting with commons crypto wallet explorer

    Simple package for interacting with commons crypto wallet explorer. PHP 7.1+ and Composer are required.
    Downloads: 0 This Week
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  • 8
    WaykiChain

    WaykiChain

    Public Blockchain as a Decentralized Finance Infrastructure Service

    WaykiChain is a high-performance, Turing-complete blockchain platform optimized for decentralized applications and smart contracts. It offers a delegated proof-of-stake (DPoS) consensus mechanism for faster transactions and energy efficiency, and it includes support for DeFi, stablecoins, and governance tools. Designed for commercial-grade use, WaykiChain enables developers to build scalable dApps while offering low-latency transaction processing and customizable consensus rules. It...
    Downloads: 1 This Week
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  • 9
    LBRYcrd

    LBRYcrd

    The blockchain that provides the digital content namespace for LBRY

    LBRYcrd uses a blockchain similar to bitcoin to implement an index and payment system for content on the LBRY network. It is a fork of the bitcoin core. In addition to the libraries used by bitcoin, LBRYcrd also uses icu4c. What if anyone in the world could publish digital content, anyone else in the world could access it (for free or for payment), and that entire system worked without any centralized authority or point of control? LBRY uses a public, proof-of-work blockchain that is very...
    Downloads: 0 This Week
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  • Turn more customers into advocates. Icon
    Turn more customers into advocates.

    Fight skyrocketing paid media costs by turning your customers into a primary vehicle for acquisition, awareness, and activation with Extole.

    The platform's advanced capabilities ensure companies get the most out of their referral programs. Leverage custom events, profiles, and attributes to enable dynamic, audience-specific referral experiences. Use first-party data to tailor customer segment messaging, rewards, and engagement strategies. Use our flexible APIs to build management capabilities and consumer experiences–headlessly or hybrid. We have all the tools you need to build scalable, secure, and high-performing referral programs.
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  • 10
    money-legos

    money-legos

    One stop shop for Ethereum ABIs, addresses, and Solidity interfaces!

    money-legos is an NPM package that provides you with the mainnet addresses, ABIs, and Solidity interfaces for popular DeFi protocols. Importing specific protocols is also supported.
    Downloads: 0 This Week
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  • 11
    eTitanium

    eTitanium

    eTitanium Blockchain Cryptocurrency

    eTitanium is the simplest and fastest Blockchain payment solution to join the world of Cryptocurrency Daily growing number of users with the possibility of using it as a social network payment tool
    Downloads: 0 This Week
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  • 12
    Binance Triangle Arbitrage

    Binance Triangle Arbitrage

    Detect in-market cryptocurrency arbitrage

    This app monitors the Binance cryptocurrency exchange in search of triangle arbitrage opportunities. The HUD is the chart displayed above. It is repainted after each calculation cycle to show snapshots of currently detected arbitrage opportunities. To disable the HUD, set HUD.ENABLED to false. Three symbols related by exchange rates are involved in the triangle arbitrage. Percent profit or loss from executing the triangle arbitrage. This includes trading fees specified via EXECUTION.FEE...
    Downloads: 1 This Week
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  • 13
    Downloads: 0 This Week
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  • 14
    Guide for the Monero GUI wallet

    Guide for the Monero GUI wallet

    Guide for the Monero GUI wallet

    An open-source guide for setting up and using the Monero GUI wallet focused on security.
    Downloads: 0 This Week
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  • 15
    TradingVue.js

    TradingVue.js

    Hackable charting lib for traders. You can draw literally anything

    ...If you create trading software, this lib is probably for you. If you like to make custom indicators and think out of the box, this lib is most likely for you. And if you miss the usability of TradingView.com in other open-source libraries and can't stand it, you are definitely in the right place! The process of adding a new indicator is simple, first you define your own data format (should be timestamped though) and display settings. Customizable colors and fonts. Quite fast (works even with 3 mil candles). Scripts (make your own indicators). Simple API for making new overlays. ...
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  • 16
    Bitcoin Black Core

    Bitcoin Black Core

    BLACK use peer-to-peer technology to operate with no central authority

    Bitcoin Black Core is a peer-to-peer electronic cash system that aims to become sound global money with fast payments, micro fees, privacy, and high transaction capacity (big blocks). In the same way that physical money, such as a dollar bill, is handed directly to the person being paid, Bitcoin Black Core payments are sent directly from one person to another. As a permissionless, decentralized cryptocurrency, Bitcoin Black Core requires no trusted third parties and no central bank. Unlike...
    Downloads: 1 This Week
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  • 17
    DemocracyEarth Wallet

    DemocracyEarth Wallet

    Censorship resistant democracies

    Decentralized human identity without sybils or bots. Built with Kleros and the Ethereum community. No servers or databases are used. Control your identity with any Ethereum wallet. Contribute to the success of UBI and Proof of Humanity by leveraging ETH. Keep ETH or DAI in our smart contract vaults and help burn UBI tokens using yield. Half the yield is used to buy UBI. UBI is then burned, reducing its supply. No biometrics or real names are required. Just a quick video that proves your...
    Downloads: 0 This Week
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  • 18
    LBRY Chainquery

    LBRY Chainquery

    Chainquery parses and syncs the LBRY blockchain data

    Chainquery consists of 4 main parts. The API Server, the Daemon, the Job Scheduler, and the upgrade manager. What if anyone in the world could publish digital content, anyone else in the world could access it (for free or for payment), and that entire system worked without any centralized authority or point of control? While the blockchain is the innovation that makes LBRY possible, the Data Network is the layer that actually makes the blockchain useful. The job scheduler schedules different...
    Downloads: 0 This Week
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  • 19
    Lonero(LNR) GUI | Pre-Release

    Lonero(LNR) GUI | Pre-Release

    GUI Wallet for Lonero(LNR)

    This is the GUI Wallet for Lonero. If you have trouble syncing, try running the terminal version as well: https://github.com/Lonero-Team/Lonero-Beta and using the --seed-node argument.
    Downloads: 0 This Week
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  • 20
    bluebox linux

    bluebox linux

    BLUEBOX Linux & Blockchain FAST & EASY

    Bluebox Linux is a new distribution based on stable ubuntu releases and using debian packages especially focused on new blockchain and linux users.Enjoy now the pre-installed programs and wallets and the security and privacy reinforcements built by default in the minimum possible space for use with or without installation
    Downloads: 2 This Week
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  • 21
    Bitcore

    Bitcore

    A full stack for bitcoin and blockchain-based applications

    Infrastructure to build Bitcoin and blockchain-based applications for the next generation of financial technology. Payment channels (sometimes referred as micropayment channels) are a type of smart contracts that allow rapidly adjusting bitcoin transactions. This can be used to do trustless simultaneous payments with a service provider without the need of an intermediary, and some other applications.
    Downloads: 0 This Week
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  • 22
    Trace

    Trace

    Modern crypto portfolio & market explorer

    Modern crypto portfolio & market explorer. Portfolio overview, aggregate market explorer, detailed aggregate/exchange specific market data for every coin. Portfolio timeline, transaction history, portfolio breakdown. Automatic, light, dark & dark OLED theme options. 7.3MB, fast and lightweight. Swipe to the second tab displaying aggregate market stats of every cryptocurrency. Search by any coin's symbol or name. Sort coins by name, market cap, 24h trade volume, and 24h change percent....
    Downloads: 0 This Week
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  • 23
    E-coin

    E-coin

    Ecoin is similar to Bitcoin, and Litecoin

    Decentralized cryptocurrency, created and maintained by a free community
    Downloads: 0 This Week
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  • 24
    BlockSci

    BlockSci

    A high-performance tool for blockchain science and exploration

    The Bitcoin blockchain, currently 280 GB and growing, contains a massive amount of data that can give us insights into the Bitcoin ecosystem, including how users, businesses, and miners operate. BlockSci enables fast and expressive analysis of Bitcoin’s and many other blockchains. Current tools for blockchain analysis depend on general-purpose databases that provide "ACID" guarantees. But that’s unnecessary for blockchain analysis where the data structures are append-only. We take advantage...
    Downloads: 1 This Week
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  • 25
    Litecoin-Grinder

    Litecoin-Grinder

    The Litecoin Grinder makes mining Litecoin simple and easy

    The Litecoin Grinder makes mining Litecoin easy. Once upon a time, a legendary hacker named Lusin wanted to become super rich by mining Litecoin but discovered mining Litecoin had a lot of complicated and annoying steps. Lusin decided to create an awesome computer program to make mining Litecoins a lot easier. Mining Litecoins is now a simple task, and Lusin made it available to everybody on the internet for free.
    Downloads: 2 This Week
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