Showing 4850 open source projects for "java open source projects"

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  • Skillfully - The future of skills based hiring Icon
    Skillfully - The future of skills based hiring

    Realistic Workplace Simulations that Show Applicant Skills in Action

    Skillfully transforms hiring through AI-powered skill simulations that show you how candidates actually perform before you hire them. Our platform helps companies cut through AI-generated resumes and rehearsed interviews by validating real capabilities in action. Through dynamic job specific simulations and skill-based assessments, companies like Bloomberg and McKinsey have cut screening time by 50% while dramatically improving hire quality.
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  • The Most Powerful Software Platform for EHSQ and ESG Management Icon
    The Most Powerful Software Platform for EHSQ and ESG Management

    Addresses the needs of small businesses and large global organizations with thousands of users in multiple locations.

    Choose from a complete set of software solutions across EHSQ that address all aspects of top performing Environmental, Health and Safety, and Quality management programs.
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  • 1
    Emupedia

    Emupedia

    The purpose of Emupedia is to serve as a nonprofit meta-resource

    Emupedia is an ambitious open-source web platform and preservation initiative that aims to archive, emulate, and make accessible legacy software, games, and operating systems through a browser-based interface. Rather than focusing on a single emulator, it acts as a meta-layer that integrates multiple emulation technologies into a cohesive virtual desktop experience.
    Downloads: 36 This Week
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  • 2
    Nodeenv

    Nodeenv

    Virtual environment for Node.js & integrator with virtualenv

    A Python tool that creates isolated Node.js virtual environments, similar to Python's virtualenv.
    Downloads: 7 This Week
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  • 3
    BOINC

    BOINC

    Open-source software for volunteer computing and grid computing

    BOINC (Berkeley Open Infrastructure for Network Computing) is an open-source platform that enables distributed computing using volunteered computer resources. It allows researchers to harness massive amounts of processing power from public participants for scientific projects such as climate research, disease modeling, and astrophysics. BOINC supports cross-platform deployment and is backed by a large, active community.
    Downloads: 13 This Week
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  • 4
    Bazel

    Bazel

    Fast, scalable, multi-language and extensible build system

    Build and test software of any size, quickly and reliably. Bazel only rebuilds what is necessary. With advanced local and distributed caching, optimized dependency analysis and parallel execution, you get fast and incremental builds. Build and test Java, C++, Android, iOS, Go and a wide variety of other language platforms. Bazel runs on Windows, macOS, and Linux. Bazel helps you scale your organization, codebase and Continuous Integration system. It handles codebases of any size, in multiple...
    Downloads: 76 This Week
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  • The CI/CD Platform built for Mobile DevOps Icon
    The CI/CD Platform built for Mobile DevOps

    For mobile app developers interested in a powerful CI/CD platform for mobile app development and mobile DevOps

    Save time, money, and developer frustration with fast, flexible, and scalable mobile CI/CD that just works. Whether you swear by native or would rather go cross-platform, we have you covered. From Swift to Objective-C, Java to Kotlin, as well as Xamarin, Cordova, Ionic, React Native, and Flutter: Whatever you choose, we will automatically configure your initial workflows and have you building in minutes.
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  • 5
    Zipkin

    Zipkin

    Distributed tracing system to gather timing data

    Zipkin is a distributed tracing system. It helps gather timing data needed to troubleshoot latency problems in service architectures. Features include both the collection and lookup of this data. If you have a trace ID in a log file, you can jump directly to it. Otherwise, you can query based on attributes such as service, operation name, tags and duration. Some interesting data will be summarized for you, such as the percentage of time spent in a service, and whether or not operations...
    Downloads: 127 This Week
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  • 6
    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
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  • 7
    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
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  • 8
    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
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  • 9
    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
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  • Composable, Open Source Payments Platform Icon
    Composable, Open Source Payments Platform

    Build or enhance your payments stack, while maintaining control with an open-source, full-stack and modular infrastructure.

    Juspay's Payments Orchestration Platform offers a comprehensive product suite for businesses, including open-source payment orchestration, global payouts, seamless authentication, payment tokenization, fraud & risk management, end-to-end reconciliation, unified payment analytics & more. The company’s offerings also include end-to-end white label payment gateway solutions & real-time payments infrastructure for banks. These solutions help businesses achieve superior conversion rates, reduce fraud, optimize costs, and deliver seamless customer experiences at scale.
    Learn More
  • 10
    CEF4Delphi

    CEF4Delphi

    CEF4Delphi is an open source project to embed Chromium-based browsers

    CEF4Delphi is an open source project to embed Chromium-based browsers in applications made with Delphi or Lazarus/FPC for Windows, Linux and MacOS. CEF4Delphi is based on DCEF3 and fpCEF3. The original license of those projects still applies to CEF4Delphi. Read the license terms in the LICENSE.md file. CEF4Delphi was developed and tested on Delphi 12.1 and it has been tested in Delphi 6, Delphi XE, Delphi 10, Delphi 11 and Lazarus 3.4/FPC 3.2.2.
    Downloads: 21 This Week
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  • 11
    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
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  • 12
    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
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  • 13
    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
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  • 14
    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
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  • 15
    QuestDB

    QuestDB

    An open source SQL database designed to process time series data

    QuestDB is a high-performance, open-source SQL database for applications in financial services, IoT, machine learning, DevOps and observability. It includes endpoints for PostgreSQL wire protocol, high-throughput schema-agnostic ingestion using InfluxDB Line Protocol, and a REST API for queries, bulk imports, and exports. QuestDB implements ANSI SQL with native extensions for time-oriented language features.
    Downloads: 21 This Week
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  • 16
    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
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  • 17
    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
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  • 18
    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
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  • 19
    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
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  • 20
    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
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  • 21
    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
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  • 22
    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
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  • 23
    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
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  • 24
    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
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  • 25
    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
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