Showing 4411 open source projects for "java open source"

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  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

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  • Context for your AI agents Icon
    Context for your AI agents

    Crawl websites, sync to vector databases, and power RAG applications. Pre-built integrations for LLM pipelines and AI assistants.

    Build data pipelines that feed your AI models and agents without managing infrastructure. Crawl any website, transform content, and push directly to your preferred vector store. Use 10,000+ tools for RAG applications, AI assistants, and real-time knowledge bases. Monitor site changes, trigger workflows on new data, and keep your AIs fed with fresh, structured information. Cloud-native, API-first, and free to start until you need to scale.
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  • 1
    Hello ImGui

    Hello ImGui

    Hello, Dear ImGui: unleash your creativity in app development

    hello_imgui is a cross-platform framework that simplifies the development of graphical applications using Dear ImGui. It abstracts away boilerplate code for window creation, input handling, and platform integration, allowing developers to focus on building user interfaces and interactive content quickly. Targeted at prototyping, tools, and GUI apps, hello_imgui works on Windows, macOS, Linux, iOS, and WebAssembly with minimal setup. Its plug-and-play nature makes it ideal for teaching,...
    Downloads: 2 This Week
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  • 2
    Task Scheduler

    Task Scheduler

    Cooperative multitasking for Arduino, ESPx, STM32, nRF and more

    Cooperative multitasking for Arduino, ESPx, STM32 and other microcontrollers. A lightweight implementation of cooperative multitasking (task scheduling). An easier alternative to preemptive programming and frameworks like FreeRTOS. You mostly do not need to worry about pitfalls of concurrent processing (races, deadlocks, livelocks, resource sharing, etc.). The fact of cooperative processing takes care of such issues by design.
    Downloads: 2 This Week
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  • 3
    glMatrix

    glMatrix

    Javascript Matrix and Vector library for High Performance WebGL apps

    Javascript has evolved into a language capable of handling realtime 3D graphics, via WebGL, and computationally intensive tasks such as physics simulations. These types of applications demand high performance vector and matrix math, which is something that Javascript doesn't provide by default. glMatrix to the rescue! glMatrix is designed to perform vector and matrix operations stupidly fast! By hand-tuning each function for maximum performance and encouraging efficient usage patterns...
    Downloads: 2 This Week
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  • 4
    Google Maps SDK for iOS Utility Library

    Google Maps SDK for iOS Utility Library

    Google Maps SDK for iOS Utility Library

    google-maps-ios-utils is a collection of open-source utilities that extend the functionality of the Google Maps SDK for iOS. It provides additional features such as clustering, heatmaps, and geometry utilities to enhance map-based applications.
    Downloads: 1 This Week
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  • 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.
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  • 5
    BlockHook

    BlockHook

    Hook Objective-C blocks. A powerful AOP tool

    BlockHook is an Objective-C library that enables hooking into the execution of blocks (closures). It allows developers to intercept, modify, and monitor block invocations for debugging, analytics, or altering app behavior.
    Downloads: 1 This Week
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  • 6
    Node Argon2

    Node Argon2

    Node.js bindings for Argon2 hashing algorithm

    A Node.js library for hashing passwords securely using the Argon2 key derivation function, a modern cryptographic algorithm.
    Downloads: 1 This Week
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  • 7
    SendGrid Node.js Library

    SendGrid Node.js Library

    The Official Twilio SendGrid Led, Community Driven Node.js API Library

    The SendGrid Node.js Library provides a simple interface for sending emails through SendGrid's API, enabling developers to integrate email functionalities into Node.js applications.
    Downloads: 1 This Week
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  • 8
    Librelancer

    Librelancer

    A re-implementation of Freelancer

    Librelancer is an open-source reimplementation of the engine behind Freelancer, the iconic 2003 space trading and combat simulation game by Microsoft. Written in C# and powered by OpenGL and modern game development practices, Librelancer faithfully replicates the original gameplay while providing a flexible codebase for modding, analysis, and future enhancements.
    Downloads: 1 This Week
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  • 9
    ChrysaLisp

    ChrysaLisp

    Parallel OS, with GUI, Terminal, OO Assembler, Class libraries

    ChrysaLisp is a 64-bit, MIMD, multi-CPU, multi-threaded, multi-core, multi-user parallel operating system with features such as a GUI, terminal, OO Assembler, class libraries, C-Script compiler, Lisp interpreter, debugger, profiler, vector font engine, and more. It supports MacOS, Windows, and Linux for x64, Riscv64, and Arm64 and eventually will move to bare metal. It also allows the modeling of various network topologies and the use of ChrysaLib hub nodes to join heterogeneous host...
    Downloads: 3 This Week
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  • Banker’s Dashboard and Credit Union dashboard Icon
    Banker’s Dashboard and Credit Union dashboard

    For Bank and Credit Union CFOs and CEOs

    Get anytime, anywhere access to your bank or credit union’s financial performance. Get insights into your bank or credit union’s financial performance from anywhere with secure, cloud-based access. Get margin components, branch performance, forecasts and more with point-and-click simplicity. Banker’s Dashboard and Credit Union dashboard integrate seamlessly with your core processor. Quick and easy setup, so you can start improving your bottom line right away. Automate reporting and eliminate errors, freeing you to focus on more value-added tasks. Quickly run and revise multiple forecast scenarios, so you can analyze variances and alternative strategies. Measure and compare branch performance. Institute best practices and hold each branch accountable for better results.
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  • 10
    Pothos GraphQL

    Pothos GraphQL

    Pothos GraphQL is library for creating GraphQL schemas in typescript

    Pothos is a plugin based GraphQL schema builder for typescript. It makes building graphql schemas in typescript easy, fast and enjoyable. The core of Pothos adds 0 overhead at runtime, and has graphql as its only dependency. Pothos is the most type-safe way to build GraphQL schemas in typescript, and by leveraging type inference and typescript's powerful type system Pothos requires very few manual type definitions and no code generation. Pothos has a unique and powerful plugin system that...
    Downloads: 3 This Week
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  • 11
    Tiny CUDA Neural Networks

    Tiny CUDA Neural Networks

    Lightning fast C++/CUDA neural network framework

    This is a small, self-contained framework for training and querying neural networks. Most notably, it contains a lightning-fast "fully fused" multi-layer perceptron (technical paper), a versatile multiresolution hash encoding (technical paper), as well as support for various other input encodings, losses, and optimizers. We provide a sample application where an image function (x,y) -> (R,G,B) is learned. The fully fused MLP component of this framework requires a very large amount of shared...
    Downloads: 3 This Week
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  • 12
    Workbox

    Workbox

    JavaScript libraries for Progressive Web Apps

    Workbox is a set of libraries that can power a production-ready service worker for your Progressive Web App. Stop waiting on the network! You can improve your web app's performance by caching and serving your files, powered by a service worker. Even on an unreliable connection, your web app can still work using the right runtime caching strategies. Looking to build a progressive web app? Workbox makes it easy to create an offline first experience. Workbox is a library that bakes in a set of...
    Downloads: 3 This Week
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  • 13
    Go SQLBuilder

    Go SQLBuilder

    Powerful SQL string builder library plus a zero-config ORM

    Go-SQLBuilder is a flexible and powerful SQL string builder library for the Go programming language. It aids developers in constructing SQL queries programmatically, ensuring code readability and maintainability.
    Downloads: 1 This Week
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  • 14
    pgwire

    pgwire

    PostgreSQL wire protocol implemented as a rust library.

    Build a Postgres compatible access layer for your data service. This library implements PostgreSQL Wire Protocol and provides essential APIs to write PostgreSQL-compatible servers and clients. If you are interested in a related topic, you can check project ideas to build on top of this library.
    Downloads: 1 This Week
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  • 15
    rsocket-kotlin

    rsocket-kotlin

    RSocket Kotlin multi-platform implementation

    RSocket provides a protocol for Reactive Streams semantics between client-server, and server-server communication. RSocket is a binary protocol for use on byte stream transports such as TCP, WebSockets, and Aeron. RSocket is intended to be consumed via one of the various implementation libraries which implement the RSocket Protocol.
    Downloads: 1 This Week
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  • 16
    Flask-SocketIO

    Flask-SocketIO

    Socket.IO integration for Flask applications

    Flask-SocketIO is an extension for the Flask web framework that enables real-time bi-directional communication between clients and servers using WebSockets or long-polling fallbacks, making it possible to build interactive applications like chat systems, live dashboards, and collaborative tools. It abstracts the complexities of asynchronous sockets by providing a familiar Flask-style API where developers can define event handlers that trigger on client messages, broadcast to connected users,...
    Downloads: 2 This Week
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  • 17
    Hotkeys JS

    Hotkeys JS

    A robust Javascript library for capturing keyboard input

    hotkeys-js is a tiny, framework-agnostic library for binding keyboard shortcuts in the browser, from simple key presses to complex combos and sequences. It provides a declarative API to register handlers like ctrl+k, shift+alt+p, or g g, and it normalizes key behavior across major browsers. The library includes scoping, so the same shortcut can trigger different actions depending on page context, and it offers filters to ignore inputs when the user is typing in form fields. You can enable or...
    Downloads: 2 This Week
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  • 18
    Google CTF

    Google CTF

    Google CTF

    Google CTF is the public repository that houses most of the challenges from Google’s Capture-the-Flag competitions since 2017 and the infrastructure used to run them. It’s a learning and practice archive: competitors and educators can replay tasks across categories like pwn, reversing, crypto, web, sandboxing, and forensics. The code and binaries intentionally contain vulnerabilities—by design—so users can explore exploit chains and patching in realistic settings. The repo also includes...
    Downloads: 2 This Week
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  • 19
    webgl-plot

    webgl-plot

    A high-Performance real-time 2D plotting library based on native WebGL

    webgl-plot is a high-performance plotting library for real-time data visualization in the browser using WebGL. Unlike traditional canvas or SVG-based charting libraries, webgl-plot is optimized for streaming and dynamic updates, making it ideal for oscilloscope-style data, biomedical signals, or any application where data updates hundreds of times per second. Its minimal memory footprint and GPU acceleration ensure excellent performance even with tens of thousands of data points, and its...
    Downloads: 2 This Week
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  • 20
    HYPRE

    HYPRE

    Parallel solvers for sparse linear systems featuring multigrid methods

    Livermore’s HYPRE library of linear solvers makes possible larger, more detailed simulations by solving problems faster than traditional methods at large scales. It offers a comprehensive suite of scalable solvers for large-scale scientific simulation, featuring parallel multigrid methods for both structured and unstructured grid problems. The HYPRE library is highly portable and supports a number of languages. Work on HYPRE began in the late 1990s. It has since been used by research...
    Downloads: 2 This Week
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  • 21
    Store5

    Store5

    A Kotlin Multiplatform library for building network-resilient apps

    Modern software needs data representations to be fluid and always available. Users expect their UI experience to never be compromised (blocked) by new data loads. Whether an application is social, news or business-to-business, users expect a seamless experience both online and offline. International users expect minimal data downloads as many megabytes of downloaded data can quickly result in astronomical phone bills. Store is a typed repository that returns a flow of Data /Loading /Error...
    Downloads: 2 This Week
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  • 22
    HelloGitHub

    HelloGitHub

    Share interesting, entry-level open source projects on GitHub

    HelloGitHub shares interesting, entry-level open source projects on GitHub. It is updated and released in the form of a monthly magazine on the 28th of every month. The content includes interesting, entry-level open-source projects, open-source books, practical projects, enterprise-level projects, etc., so that you can feel the charm of open source in a short time and fall in love with open source! ...
    Downloads: 0 This Week
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  • 23
    Spectacle

    Spectacle

    A ReactJS based Presentation Library

    Spectacle is an open source presentation library based on React.js. It lets you create sleek presentations using JSX syntax, giving you the ability to live demo your code. Spectacle’s presentations are lively and interactive, with clickable elements, themes, custom backgrounds, animations, and many other fun and unique elements you can add to make your presentations pop.
    Downloads: 1 This Week
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  • 24
    ChromeAppHeroes

    ChromeAppHeroes

    Chinese manual for excellent Chrome plug-ins

    ...For learners or developers new to Chrome extension/app development, ChromeAppHeroes could serve as a starting kit: instead of starting from scratch, they can clone or fork the repo and immediately begin building features, thereby speeding up development. The repository’s open-source nature means users are free to adapt, extend, or repurpose the sample apps to their own needs — for example, privacy tools, quick productivity extensions, or custom browser tooling.
    Downloads: 1 This Week
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  • 25
    NeoPixelBus

    NeoPixelBus

    An Arduino NeoPixel support library

    An Arduino NeoPixel support library supports a large variety of individually addressable LEDs. Please refer to the Wiki for more details. Please use the gitter channel to ask questions as the GitHub Issues feature is used for bug tracking. A library to control one wire protocol RGB and RGBW LEDs like APA106, SK6812, WS2811, WS2812, and WS2813 that are commonly referred to as NeoPixels and two-wire protocol RGB like Lpd8806, APA102, and SK9822 commonly referred to as DotStars. Supports most...
    Downloads: 3 This Week
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