Showing 1391 open source projects for "open java 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
    dnsjava

    dnsjava

    An implementation of the DNS protocol in Java

    dnsjava is an implementation of DNS in Java. It supports almost all defined record types (including the DNSSEC types), and unknown types. Can be used for queries, zone transfers, and dynamic updates. Includes a cache that can be used by clients, and an authoritative-only server. It supports TSIG authenticated messages, DNSSEC verification, and EDNS0.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 2
    libwdi

    libwdi

    Windows Driver Installer library for USB devices

    ...It provides a clean API that includes functions to detect driverless USB devices, prepare driver packages, install drivers programmatically, and handle logging and error codes reliably. Projects integrate this library into custom installers, automated provisioning scripts, or hardware management solutions where users need seamless driver setup without manual steps.
    Downloads: 20 This Week
    Last Update:
    See Project
  • 3
    OpenGrok

    OpenGrok

    Fast and usable source code search and cross reference engine

    ...It understands various program file formats and history from many Source Code Management systems. In other words it lets you grok (profoundly understand) source code and is developed in the open, hence the name OpenGrok. It is written in Java.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 4
    Okio

    Okio

    A modern I/O library for Android, Java, and Kotlin Multiplatform

    Okio is a low-level I/O library created by Square for Java and Kotlin that simplifies and optimizes data access. It provides a modern alternative to Java’s InputStream and OutputStream, enabling efficient, buffered, and chainable data handling. Okio is used in many high-performance networking and serialization libraries, including OkHttp.
    Downloads: 8 This Week
    Last Update:
    See Project
  • Enterprise-grade ITSM, for every business Icon
    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity.

    Freshservice is an intuitive, AI-powered platform that helps IT, operations, and business teams deliver exceptional service without the usual complexity. Automate repetitive tasks, resolve issues faster, and provide seamless support across the organization. From managing incidents and assets to driving smarter decisions, Freshservice makes it easy to stay efficient and scale with confidence.
    Try it Free
  • 5
    mold

    mold

    A Modern Linker

    Mold is a modern high-performance linker designed as a drop-in replacement for traditional Unix linkers, with a primary goal of dramatically reducing build times for large software projects. In compiled languages like C, C++, and Rust, the linking phase can become a significant bottleneck, especially in large codebases, and mold addresses this by leveraging highly optimized algorithms and extensive parallelism. It is capable of utilizing all available CPU cores efficiently, resulting in...
    Downloads: 17 This Week
    Last Update:
    See Project
  • 6
    Alpakka Kafka

    Alpakka Kafka

    Alpakka is a Reactive Enterprise Integration library for Java

    The Alpakka project is an open source initiative to implement stream-aware and reactive integration pipelines for Java and Scala. It is built on top of Akka Streams and has been designed from the ground up to understand streaming natively and provide a DSL for reactive and stream-oriented programming, with built-in support for backpressure. Akka Streams is a Reactive Stream and JDK 9+ java.util.concurrent.Flow-compliant implementation and therefore fully interoperable with other implementations. ...
    Downloads: 5 This Week
    Last Update:
    See Project
  • 7
    Vavr

    Vavr

    Object-functional library that runs with Java 8+

    ...Beside with Gradle and Maven they work also standalone. The documentation gives an overview and covers the concepts in depth. It is the best way to get started with Vavr. Vavr is open source and can be found on Github. It is distributed under the Apache 2.0 License. There are several additional modules that group around Vavr's core. All of these are supported by the Vavr open-source organization. Oracle and Java are registered trademarks of Oracle and/or its affiliates. Other names may be trademarks of their respective owners.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 8
    jvm-mon

    jvm-mon

    Console-based JVM monitoring tool

    Console-based JVM monitoring - when you just want to SSH into a server and see what’s going on. jvm-top lets you monitor your JVM server applications from the terminal.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 9
    JSqlParser

    JSqlParser

    JSqlParser parses an SQL statement and translate it into a hierarchy

    JSqlParser is a SQL statement parser. It translates SQLs in a traversable hierarchy of Java classes. JSqlParser is not limited to one database but provides support for a lot of specials of Oracle, SqlServer, MySQL, PostgreSQL. To name some, it has support for Oracles join syntax using (+), PostgreSQLs cast syntax using ::, relational operators like != and so on. Then the result can be accessed in a structured way. The generated Java class hierarchy can be navigated using the Visitor Pattern.
    Downloads: 3 This Week
    Last Update:
    See Project
  • Forever Free Full-Stack Observability | Grafana Cloud Icon
    Forever Free Full-Stack Observability | Grafana Cloud

    Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.

    Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
    Create free account
  • 10
    SFML

    SFML

    Simple and Fast Multimedia Library

    SFML provides a simple interface to the various components of your PC, to ease the development of games and multimedia applications. It is composed of five modules: system, window, graphics, audio and network. Discover their features more in detail in the tutorials and the API documentation. With SFML, your application can compile and run out of the box on the most common operating systems: Windows, Linux, macOS and soon Android & iOS. Pre-compiled SDKs for your favorite OS are available on...
    Downloads: 100 This Week
    Last Update:
    See Project
  • 11
    Claude Quickstarts

    Claude Quickstarts

    A collection of projects for building deployable applications

    Claude Quickstarts is a curated collection of starter projects and templates that help developers quickly begin building applications with the Claude API, making it easier to leverage Anthropic’s Claude models for real use cases. Each quickstart provides a foundational codebase with preconfigured settings and examples for common deployment scenarios, so developers can focus on customizing functionality instead of bootstrapping infrastructure. The repository includes demos, sample...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    AnLinux

    AnLinux

    AnLinux allow you to run Linux on Android without root access

    AnLinux allow you to run Linux on Android without root access. The bash script downloads the image over the internet, then decompresses the image, and then mounts it using PRoot.
    Downloads: 15 This Week
    Last Update:
    See Project
  • 13
    QR Code generator library

    QR Code generator library

    High-quality QR Code generator library in Java, TypeScript/JavaScript

    ...This work is an independent implementation based on reading the official ISO specification documents. I believe that my library has a more intuitive API and shorter code length than competing libraries out there. The library is designed first in Java and then ported to TypeScript, Python, Rust, C++, and C. It is open source under the MIT License. For each language, the codebase is roughly 1000 lines of code and has no dependencies other than the respective language’s standard library.
    Downloads: 11 This Week
    Last Update:
    See Project
  • 14
    Google Style Guides

    Google Style Guides

    Style guides for Google-originated open source projects

    Google Styleguide is a comprehensive collection of coding style guides created and maintained by Google to ensure consistency, readability, and maintainability across its vast array of software projects. These guides define best practices and conventions for writing code in multiple programming languages, from C++ and Python to JavaScript, Go, and Swift. By adhering to these standards, developers can more easily collaborate, review code, and maintain high-quality software across teams and open source contributions. Each guide covers a wide range of topics, including naming conventions, file organization, indentation, documentation, and usage of specific language features. ...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 15
    Termwind

    Termwind

    It's like Tailwind CSS, but for the PHP command-line applications

    Termwind is a PHP package that allows developers to build beautiful command-line interfaces (CLIs) using a Tailwind CSS-inspired syntax. It simplifies the process of creating styled output in terminal applications by providing utility classes for colors, alignment, borders, and spacing. Termwind is designed for developers who want to build interactive and visually appealing CLI tools.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 16
    Stopwatch Component

    Stopwatch Component

    Provides a way to profile code

    Symfony Stopwatch is a lightweight component designed to measure the time and memory usage of code execution. It helps developers profile their applications by tracking the duration of specific operations and monitoring performance. Stopwatch is ideal for identifying bottlenecks and optimizing performance, especially in complex Symfony applications. It can also be used independently in any PHP project to measure the efficiency of code segments.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 17
    Event Ruler

    Event Ruler

    Java library that allows matching many thousands of Events per second

    Event Ruler (called Ruler in the rest of the doc for brevity) is a Java library that allows matching Rules to Events. An event is a list of fields, which may be given as name/value pairs or as a JSON object. A rule associates event field names with lists of possible values. Event Ruler is a Java library that allows matching many thousands of Events per second to any number of expressive and sophisticated rules.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 18
    Hacking with Swift

    Hacking with Swift

    The project source code for Hacking with iOS

    HackingWithSwift is an extensive open-source repository that accompanies a popular tutorial series focused on teaching Swift programming for iOS development. It contains a large collection of example projects, exercises, and complete applications that guide learners from beginner to advanced levels. The repository is structured into different learning tracks, including UIKit-based development and modern SwiftUI approaches, allowing developers to explore multiple paradigms within the Apple ecosystem. ...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 19
    Node Binance API

    Node Binance API

    Node Binance API is an asynchronous node.js library

    This project is designed to help you make your own projects that interact with the Binance API. You can stream candlestick chart data, market depth, or use other advanced features such as setting stop losses and iceberg orders. This project seeks to have complete API coverage including WebSockets.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 20
    Retro UI

    Retro UI

    A NeoBrutalism styled React + TailwindCSS UI library

    Retro UI is a design-focused UI library that recreates classic retro computing aesthetics within modern web interfaces, offering developers a way to build nostalgic, vintage-style applications. It provides components styled to resemble old operating systems and early graphical user interfaces, including elements like pixelated buttons, window frames, and low-resolution typography. The project is aimed at developers and designers who want to create unique user experiences that stand out from...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21
    Doctrine Common

    Doctrine Common

    A library that provides extensions to core PHP functionality

    PHP Doctrine Common project is a library that provides additional functionality that other Doctrine projects depend on such as better reflection support, proxies and much more. Class loading is an essential part of any PHP application that makes heavy use of classes and interfaces. Unfortunately, a lot of people and projects spend a lot of time and effort on custom and specialized class loading strategies. It can quickly become a pain to understand what is going on when using multiple...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    Doctrine Annotations

    Doctrine Annotations

    Annotations docblock parser

    Doctrine Annotations allows to implement custom annotation functionality for PHP classes. Annotations aren't implemented in PHP itself which is why this component offers a way to use the PHP doc-blocks as a place for the well known annotation syntax using the @ char. Annotations in Doctrine are used for the ORM configuration to build the class mapping, but it can be used in other projects for other purposes too. You can install the Annotation component with composer. The access to the...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    Practical ASP.NET Core

    Practical ASP.NET Core

    Practical samples of ASP.NET Core 10 RC

    practical-aspnetcore is a repository containing hundreds of sample projects, micro-applications, and code snippets across multiple versions of .NET Core (including 2.1, 3.1, 5.0, 6.0, 7.0, 8.0, 9.0, 10 RC) to illustrate real-world patterns, advanced topics, and features in .NET Core development. It is intended as a hands-on learning resource for building web APIs, middleware, authentication, real-time, microservices, etc.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    Infinity For Reddit

    Infinity For Reddit

    A Reddit client for Android

    A Reddit client on Android written in Java. It does not have any ads and it features a clean UI and smooth browsing experience. Infinity is a beautiful, feature-rich app that offers a smooth Reddit browsing experience. It is completely free and ad-less; you can browse Reddit without interruptions or distractions. Built by a passionate university student, Infinity is open source.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 25
    GraphHopper Routing Engine

    GraphHopper Routing Engine

    Open source routing engine for OpenStreetMap

    GraphHopper invests in an active open source community. Our flagships are the GraphHopper routing engine and jsprit, the toolkit for solving rich vehicle routing problems. We promote a fair & diverse mindset. jsprit is a Java based toolkit for solving rich traveling salesman problems (TSP) and vehicle routing problems (VRP). It is lightweight, flexible, easy-to-use, and based on a single all-purpose meta-heuristic.
    Downloads: 5 This Week
    Last Update:
    See Project
MongoDB Logo MongoDB