Showing 4089 open source projects for "java open source projects"

View related business solutions
  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • $300 in Free Credit Towards Top Cloud Services Icon
    $300 in Free Credit Towards Top Cloud Services

    Build VMs, containers, AI, databases, storage—all in one place.

    Start your project in minutes. After credits run out, 20+ products include free monthly usage. Only pay when you're ready to scale.
    Get Started
  • 1
    Python-Dotenv

    Python-Dotenv

    Load environment variables from .env files into Python apps

    python-dotenv is a Python utility that reads key-value pairs from a .env file and sets them as environment variables. This is especially useful for managing configuration values, secrets, or settings outside of source code, in line with the 12-factor app principles. Commonly used in Flask, Django, and other frameworks, it helps maintain clean and secure codebases across environments like development, staging, and production.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 2
    KonaBess

    KonaBess

    A GPU overclock & undervolt tool for various Snapdragon chips

    KonaBess is a straightforward application designed to customize GPU frequency and voltage tables without the need for kernel recompilation. The application achieves customization by unpacking the Boot/Vendor Boot image, decompiling and editing relevant dtb (device tree binary) files, and finally repacking and flashing the modified image. The extent of improvement varies, with some users reporting a 25% reduction in power consumption in the graphics benchmark (4.2w->3.2w) after undervolting...
    Downloads: 62 This Week
    Last Update:
    See Project
  • 3
    MyPerf4J

    MyPerf4J

    High performance Java APM. Powered by ASM

    MyPerf4J is an open source Java performance monitoring and profiling tool designed to help developers and operations teams analyze application behavior with minimal overhead. It focuses on providing lightweight yet high-precision metrics collection for method execution times, throughput, and latency, making it particularly useful in high-performance production environments.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 4
    Robot Framework

    Robot Framework

    Generic automation framework for acceptance testing and RPA

    Robot Framework is a generic open source automation framework. It can be used for test automation and robotic process automation (RPA). Robot Framework is supported by Robot Framework Foundation. Many industry-leading companies use the tool in their software development. Robot Framework is open and extensible. Robot Framework can be integrated with virtually any other tool to create powerful and flexible automation solutions.
    Downloads: 6 This Week
    Last Update:
    See Project
  • Earn up to 16% annual interest with Nexo. Icon
    Earn up to 16% annual interest with Nexo.

    More flexibility. More control.

    Generate interest, access liquidity without selling, and execute trades seamlessly. All in one platform. Geographic restrictions, eligibility, and terms apply.
    Get started with Nexo.
  • 5
    StateOS

    StateOS

    Free real-time operating system (RTOS) for microcontrollers

    StateOS is a compact, open-source real-time operating system designed for embedded systems and written in ANSI C. It supports cooperative and preemptive multitasking, making it ideal for running multiple real-time tasks on microcontrollers. StateOS emphasizes clarity and ease of integration with existing projects and provides a full set of synchronization primitives, timers, and message-passing tools.
    Downloads: 12 This Week
    Last Update:
    See Project
  • 6
    PowerVim

    PowerVim

    Make your vim more power and much easer

    PowerVim is an “industrial-grade” Vim configuration that turns stock Vim into a productive IDE-like environment for multiple languages. It focuses on fast navigation, code completion, and a tidy visual presentation so you can spend more time editing and less time hunting for commands. The setup includes language dictionaries and completion helpers, syntax highlighting, and a curated statusline and colors to keep important context visible. It integrates with Git to surface file status and...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    SSZipArchive

    SSZipArchive

    ZipArchive is a simple utility class for zipping and unzipping files

    ZipArchive is a popular Objective-C and Swift library for handling ZIP file compression and extraction in iOS and macOS applications. It provides a simple API to create, extract, and manage compressed files.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 8
    Apache Dubbo

    Apache Dubbo

    A high performance Java RPC framework

    Apache Dubbo is a high performance, lightweight, open source RPC framework written in Java. It offers three key functionalities: interface based remote call, load balancing and fault tolerance, and automatic service registration and discovery. Apache Dubbo is built to support multiple service registries and load balancing strategies right out of the box. Due to its micro-kernel and plugin design it can also be easily extended through third-party implementations. ...
    Downloads: 10 This Week
    Last Update:
    See Project
  • 9
    Redshift JDBC Driver

    Redshift JDBC Driver

    Redshift JDBC Driver. It supports JDBC 4.2 specification

    The Amazon JDBC Driver for Redshift is a Type 4 JDBC driver that provides database connectivity through the standard JDBC application program interfaces (APIs) available in the Java Platform, Enterprise Editions. The Driver provides access to Redshift from any Java application, application server, or Java-enabled applet. It builds redshift-jdbc42-{version}.jar and redshift-jdbc42-{version}.zip files under target directory. The jar file is the Redshift JDBC driver.The zip file contains the...
    Downloads: 8 This Week
    Last Update:
    See Project
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 10
    Camellia

    Camellia

    Camellia provide easy-to-use server toolkits

    Camellia was originally developed as the basic architecture for netease-yunxin's servers, all the modules are running in netease-yunxin's online env.
    Downloads: 9 This Week
    Last Update:
    See Project
  • 11
    Apache HertzBeat

    Apache HertzBeat

    Apache HertzBeat(incubating) is a real-time monitoring system

    Apache HertzBeat (incubating) is an easy-to-use, open source, real-time monitoring system with an agentless, high-performance cluster, Prometheus-compatible, and offers powerful custom monitoring and status page building capabilities. Hertzbeat is an open-source monitoring and alerting platform for IT infrastructure, including servers, networks, and applications.
    Downloads: 13 This Week
    Last Update:
    See Project
  • 12
    MicroPython

    MicroPython

    Python implementation for microcontrollers and constrained systems

    MicroPython is a lean and efficient implementation of the Python 3 programming language that includes a small subset of the Python standard library and is optimised to run on microcontrollers and in constrained environments. The MicroPython pyboard is a compact electronic circuit board that runs MicroPython on the bare metal, giving you a low-level Python operating system that can be used to control all kinds of electronic projects. MicroPython is packed full of advanced features such as an...
    Downloads: 45 This Week
    Last Update:
    See Project
  • 13
    tinylog

    tinylog

    tinylog is a lightweight logging framework for Java, Kotlin, Scala

    Simplify your logging with tinylog. The lightweight logging framework can be used with Java, Kotlin, Scala, and any other JVM language. tinylog is open source and runs wherever Java is used: JVM, GraalVM, and Android.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14
    I2P

    I2P

    I2P is an anonymizing network to securely communicate

    The Invisible Internet is a privacy-by-design, people-powered network. It is a truly free and anonymizing Internet alternative. Get I2P. The Invisible Internet Project (I2P) is a fully encrypted private network layer. It protects your activity and location. Every day people use the network to connect with people without worry of being tracked or their data being collected. In some cases people rely on the network when they need to be discrete or are doing sensitive work. I2P hides the server...
    Downloads: 16 This Week
    Last Update:
    See Project
  • 15
    ares

    ares

    ares is a cross-platform, open source, multi-system emulator

    ares is a highly accurate, cross-platform multi-system emulator focused on long-term preservation and faithful reproduction of classic gaming hardware. It is a descendant of earlier projects like higan and bsnes, inheriting a strong emphasis on correctness over raw performance. Unlike many emulators that prioritize speed, Ares deliberately adopts design choices that simplify code structure and improve readability, even if this results in slower execution. This makes it particularly valuable...
    Downloads: 14 This Week
    Last Update:
    See Project
  • 16
    OSHI

    OSHI

    Native Operating System and Hardware Information

    OSHI is a free JNA-based (native) Operating System and Hardware Information library for Java. It does not require the installation of any additional native libraries and aims to provide a cross-platform implementation to retrieve system information, such as OS version, processes, memory and CPU usage, disks and partitions, devices, sensors, etc.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 17
    Cryptomator

    Cryptomator

    Multi-platform transparent client-side encryption for your cloud files

    Cryptomator is a free and open source project that offers multi-platform, transparent client side encryption of your files in the cloud. It works with just about any cloud storage service; is totally transparent so you can work with your files how you normally would; and secure with a 256-bit key length AES encryption. It’s also simple and easy to use with no need for different accounts, key management, cloud access grants or cipher configurations.
    Downloads: 28 This Week
    Last Update:
    See Project
  • 18
    Matchbox

    Matchbox

    Painless peer-to-peer WebRTC networking for rust wasm

    Matchbox is a WebRTC-based networking library for the Bevy game engine, enabling multiplayer games to run in the browser or native environments with peer-to-peer communication. It handles matchmaking, NAT traversal, and synchronization in real-time, making it easier for game developers to add fast and scalable multiplayer features. Designed with simplicity and performance in mind, Matchbox supports both WebAssembly and desktop targets. It’s especially useful for browser-based games that need...
    Downloads: 7 This Week
    Last Update:
    See Project
  • 19
    Logbook

    Logbook

    An extensible Java library for HTTP request and response logging

    Logbook is an extensible Java library to enable complete request and response logging for different client- and server-side technologies. It satisfies a special need by a) allowing web application developers to log any HTTP traffic that an application receives or sends b) in a way that makes it easy to persist and analyze it later. This can be useful for traditional log analysis, meeting audit requirements or investigating individual historic traffic issues. Logbook is ready to use out of...
    Downloads: 8 This Week
    Last Update:
    See Project
  • 20
    Central Authentication Service (CAS)

    Central Authentication Service (CAS)

    Identity & Single Sign On for all earthlings and beyond

    ...CAS is an enterprise multilingual single sign-on solution and identity provider for the web and attempts to be a comprehensive platform for your authentication and authorization needs. CAS is an open and well-documented authentication protocol. The primary implementation of the protocol is an open-source Java server component by the same name hosted here, with support for a plethora of additional authentication protocols and features. Monitor and track application and system behavior, statistics and metrics in real-time. Manage and review audits and logs centrally, and publish data to a variety of downstream systems. ...
    Downloads: 10 This Week
    Last Update:
    See Project
  • 21
    PhantomBot

    PhantomBot

    PhantomBot is an actively developed open source interactive Twitch bot

    PhantomBot is an actively developed open source interactive Twitch bot with a vibrant community that provides entertainment and moderation for your channel, allowing you to focus on what matters the most to you, your game and your viewers. PhantomBot is a Twitch chat bot powered by Java. PhantomBot has many modern features out of the box such as a built-in webpanel, enhanced moderation, games, a point system, raffles, custom commands, a music player, and more. ...
    Downloads: 21 This Week
    Last Update:
    See Project
  • 22
    Bisq

    Bisq

    A decentralized bitcoin exchange network

    Buy and sell bitcoin for fiat (or other cryptocurrencies) privately and securely using Bisq's peer-to-peer network and open-source desktop software. No registration is required. Get started in minutes. No need to wait for approval from a central authority. Trading takes place on a global P2P network of users running Bisq on their own machines. Bisq never holds your funds. Deposits held in 2-of-2 multi-sig wallets encourage safe, successful trades. Your data is stored locally on disk, and is...
    Downloads: 21 This Week
    Last Update:
    See Project
  • 23
    ThingsBoard

    ThingsBoard

    Device management, data collection, processing and visualization

    ThingsBoard is an open-source IoT platform for data collection, processing, visualization, and device management. It enables device connectivity via industry standard IoT protocols, MQTT, CoAP and HTTP and supports both cloud and on-premises deployments. ThingsBoard combines scalability, fault-tolerance and performance so you will never lose your data. Provision, monitor and control your IoT entities in a secure way using rich server-side APIs. Define relations between your devices, assets,...
    Downloads: 16 This Week
    Last Update:
    See Project
  • 24
    DiIiS Project

    DiIiS Project

    Fully-functional open-source server implementation for Diablo 3

    Blizzless DiIiS is an open-source server implementation for Diablo III: Reaper of Souls that allows players to run the game in a fully local or private server environment. It recreates much of the game’s backend infrastructure, including account systems, matchmaking, progression mechanics, and gameplay logic. The project supports a wide range of in-game systems such as character classes, item generation, quests, and multiplayer interactions, aiming to replicate the original online experience without requiring Blizzard’s official servers. ...
    Downloads: 8 This Week
    Last Update:
    See Project
  • 25
    S3Proxy

    S3Proxy

    S3Proxy implements the S3 API and proxies requests

    S3Proxy implements the S3 API and proxies requests, enabling several use cases. Translation from S3 to Backblaze B2, EMC Atmos, Google Cloud, Microsoft Azure, and OpenStack Swift. Testing without Amazon by using the local filesystem. Extension via middleware. Embedding into Java applications. Docker Hub hosts a Docker image and has instructions on how to run it. Users can download releases from GitHub. Developers can build the project by running mvn package which produces a binary at...
    Downloads: 11 This Week
    Last Update:
    See Project
MongoDB Logo MongoDB