Showing 891 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
    Windows 95 in Electron

    Windows 95 in Electron

    Windows 95 in Electron. Runs on macOS, Linux, and Windows

    windows95 in Electron is a quirky, nostalgia-driven project that ports a complete emulation of Microsoft Windows 95 into a desktop application that runs on modern operating systems like Windows, macOS, and Linux. It essentially wraps an emulator — preconfigured to boot Windows 95 — inside a user-friendly app built with web technologies so developers and hobbyists can explore the look and feel of that classic OS without needing legacy hardware or complicated setup. Users can interact with...
    Downloads: 32 This Week
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  • 2
    iSH

    iSH

    The Linux shell on iOS

    iSH is an open source project that allows for a Linux shell environment to run locally on your iOS device. It does this through a usermode x86 emulation and syscall translation. With iSH you can run Linux applications and programs on iOS, access the Alpine package manager, and install programs with apk add <name>. iSH also features a keyboard addition that makes navigation a whole lot easier.
    Downloads: 12 This Week
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  • 3
    Cemu Wii U emulator

    Cemu Wii U emulator

    Cemu is a Wii U emulator

    Software to emulate Wii U games and applications on PC. Currently, the DRC (GamePad), Pro Controller, and Classic Controller is emulated. Wiimotes are emulated as well (including native support). Keyboard input + USB controllers as input devices are supported. GamePad touch input can be controlled via a left mouse click. Gyro functionality is emulated with limitations and can be controlled via the right mouse button. Cemu is currently only available for 64-bit Windows and Linux devices. The...
    Downloads: 24 This Week
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  • 4
    EKA2L1

    EKA2L1

    An experimental Symbian OS emulator

    Experimental Symbian OS emulator, written in C++ 17. The emulator currently emulates Symbian OS's EKA1 and EKA2 behavior, and reimplement most of its critical app servers. It can already boot many EKA1 and EKA2 apps. For more discussion and support, please visit our Discord server. Artifacts for Windows, OSX, Linux and Android are provided through Github Actions. Click on the Releases section to get the newest stable build. Compatibility for the games and software that can (and can't) run on...
    Downloads: 18 This Week
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  • Say goodbye to broken revenue funnels and poor customer experiences Icon
    Say goodbye to broken revenue funnels and poor customer experiences

    Connect and coordinate your data, signals, tools, and people at every step of the customer journey.

    LeanData is a Demand Management solution that supports all go-to-market strategies such as account-based sales development, geo-based territories, and more. LeanData features a visual, intuitive workflow native to Salesforce that enables users to view their entire lead flow in one interface. LeanData allows users to access the drag-and-drop feature to route their leads. LeanData also features an algorithms match that uses multiple fields in Salesforce.
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  • 5
    PCSX2

    PCSX2

    The Playstation 2 emulator

    PCSX2 is a free and open-source PlayStation 2 (PS2) emulator. Its purpose is to emulate the PS2's hardware, using a combination of MIPS CPU Interpreters, Recompilers and a Virtual Machine that manages hardware states and PS2 system memory. This allows you to play PS2 games on your PC, with many additional features and benefits. The PCSX2 project has been running for more than ten years.
    Downloads: 103 This Week
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  • 6
    Play!

    Play!

    Play! - PlayStation2 Emulator

    Play! is an open-source cross-platform emulator for Sony’s PlayStation 2 that aims to run PS2 games on a wide range of modern systems including Windows, macOS, Linux, Android, iOS, and web browsers by implementing core PS2 hardware functionality in software. It emulates primary components like the Emotion Engine CPU and graphics synthesizer, translating game code and hardware calls into host system operations, while providing users with controls to load disc images, manage states, and configure rendering options. ...
    Downloads: 17 This Week
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  • 7
    DeSmuME

    DeSmuME

    DeSmuME is a Nintendo DS emulator

    In this version we have added support for high-resolution 3D rendering. Try the new “GPU Scaling Factor” feature to increase the 3D resolution beyond the native resolution of 256×192 pixels. Also, the Cocoa frontend sees continued radical enhancements and while the Windows frontend sees some new incremental enhancements. DeSmuME is a very CPU demanding app. While many users will see DeSmuME as a toy (and use it as such), it is actually a very sophisticated piece of software with lots of...
    Downloads: 25 This Week
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  • 8
    unidbg

    unidbg

    Allows you to emulate an Android native library

    Allows you to emulate an Android native library, and an experimental iOS emulation. This is an educational project to learn more about the ELF/MachO file format and ARM assembly. Emulation of the JNI Invocation API so JNI_OnLoad can be called. Support JavaVM, JNIEnv. Emulation of syscalls instruction. Support ARM32 and ARM64. Inline hook, thanks to Dobby. Android import hook, thanks to xHook. iOS fishhook and substrate and whale hook. unicorn backend support simple console debugger, gdb...
    Downloads: 0 This Week
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  • 9
    CEmu emulator

    CEmu emulator

    Third-party TI-84 Plus CE / TI-83 Premium CE emulator

    Developer-oriented emulator of the eZ80-based TI-84 Plus CE / TI-83 Premium CE calculators. CEmu is a third-party TI-84 Plus CE / TI-83 Premium CE calculator emulator, focused on developer features. The core is programmed in C and the GUI in C++ with Qt, for performance and portability reasons. CEmu works natively on Windows, macOS, and Linux! Easy setup - get running by doing a one-time-only connection of your calculator! Accurate and fast emulation. Customizable speed/throttling. Resizable...
    Downloads: 20 This Week
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  • Lightspeed golf course management software Icon
    Lightspeed golf course management software

    Lightspeed Golf is all-in-one golf course management software to help courses simplify operations, drive revenue and deliver amazing golf experiences.

    From tee sheet management, point of sale and payment processing to marketing, automation, reporting and more—Lightspeed is built for the pro shop, restaurant, back office, beverage cart and beyond.
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  • 10
    SameBoy

    SameBoy

    Game Boy and Game Boy Color emulator written in C

    SameBoy is a user friendly, powerful and open source Game Boy, Game Boy Color and Super Game Boy emulator for macOS, Windows and Unix-like platforms. SameBoy is extremely accurate and includes a wide range of both powerful debugging features and user-facing features, making it ideal for both casual players and developers. Of course, SameBoy also has every feature one would expect from an emulator – from save states to scaling filters.
    Downloads: 9 This Week
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  • 11
    Proton-GE-Custom

    Proton-GE-Custom

    Compatibility tool for Steam Play based on Wine

    Proton-GE-Custom is an unofficial compatibility tool for Steam Play that builds on Valve’s Proton and Wine codebases to provide additional patches, fixes, and enhancements for running Windows games on Linux systems through Steam, particularly on Steam Deck and other Linux gaming platforms. Unlike the official Proton builds, this custom fork includes community-developed patches such as media foundation support, raw input improvements, AMD and Nvidia optimizations, and broader compatibility...
    Downloads: 14 This Week
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  • 12
    puNES

    puNES

    Qt-based Nintendo Entertaiment System emulator and NSF/NSF2/NSFe Music

    puNES is a highly accurate NES/Famicom emulator written in C++, with a focus on compatibility, cycle-accuracy, and faithful rendering of classic Nintendo hardware. It supports a wide range of mappers, has a robust set of debugging tools, and provides accurate audio and video emulation down to the scanline and pixel level. puNES is designed to run on multiple operating systems and includes a highly customizable interface with support for shaders, rewind, netplay, and recording features. It's...
    Downloads: 12 This Week
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  • 13
    Panda3DS

    Panda3DS

    HLE 3DS emulator

    Panda3DS is a new emulator for the Nintendo 3DS. It allows fans of the console to enjoy their favorite games with various enhancements and unique features on all their devices, be it a laptop, a desktop, or on the go with a Steam Deck (and phone someday). Welcome to the home site for Panda3DS, a new emulator hoping to bring all sorts of unique features to the 3DS emulation scene, such as support for scripting, various enhancements, support for all sorts of platforms, development tools, and more.
    Downloads: 9 This Week
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  • 14
    Android Emulator Container Scripts

    Android Emulator Container Scripts

    Minimal scripts to run the emulator in a container for various systems

    android-emulator-container-scripts turns the Android Emulator into a cloud-native service you can run in Docker and Kubernetes, so teams can provision ephemeral Android devices on demand. It includes scripts and container images that configure the emulator for headless operation, wire up networking, and expose endpoints for ADB and web access. A built-in WebRTC bridge lets you stream the emulator screen to a browser with interactive input, which is ideal for CI dashboards, remote debugging,...
    Downloads: 6 This Week
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  • 15
    Qiling

    Qiling

    Qiling Advanced Binary Emulation Framework

    Cross-platform and multi-arch ultra lightweight emulator. Supported OS: Linux, MacOS, Windows, FreeBSD, DOS and UEFI. Support Arch: x86(16/32/64), ARM(64) MIPS, EVM and WASM. It also support Linux Kernel Module(.ko) , Windows Driver(.sys) and MacOS Kernel(.kext) via Demigod. Binary instrumentation and API are Qiling Framework's main focus and priority. It is designed for reverse engineers - thus there is no need to rebuild another sand boxing tool. Using Qiling Framework saves you time. The...
    Downloads: 3 This Week
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  • 16
    Winetricks

    Winetricks

    Winetricks is an easy way to work around problems in Wine

    Winetricks is a helper script for the Wine compatibility layer that simplifies the process of configuring Wine environments, installing needed Windows components, and applying tweaks to make applications run better or at all under Wine. Wine itself provides a runtime for Windows applications on Unix-like systems, but when programs require specific DLLs, components like .NET frameworks, fonts, or special settings, users would traditionally have to manually fetch and configure them; Winetricks...
    Downloads: 2 This Week
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  • 17
    quadplay

    quadplay

    The quadplay fantasy console

    quadplay✜ is a fantasy console by CasualEffects for creating and playing retro-style video games on any device. Create and play games on any laptop, desktop, tablet, or phone. Or, build your own programmable arcade machine from a Raspberry Pi, Tegra, or old computer. Create games on Windows, macOS, Linux. Play your games in any modern web browser on a laptop, desktop, tablet, phone, Raspberry Pi 4, or Jetson Nano. 60 fps @ 384 x 224 pixels = 12:7 aspect ≈ 16:9.3. 4096 sRGB (4:4:4) colors....
    Downloads: 1 This Week
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  • 18
    PyBoy

    PyBoy

    Game Boy emulator written in Python

    It is highly recommended to read the report to get a light introduction to Game Boy emulation. But do be aware, that the Python implementation has changed a lot. The report is relevant, even though you want to contribute to another emulator or create your own. If you are looking to make a bot or AI, you can find all the external components in the PyBoy Documentation. There is also a short example on our Wiki page Scripts, AI and Bots as well as in the examples directory. If more features are...
    Downloads: 1 This Week
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  • 19
    Serverless Offline

    Serverless Offline

    Emulate AWS λ and API Gateway locally

    This Serverless plugin emulates AWS λ and API Gateway on your local machine to speed up your development cycles. To do so, it starts an HTTP server that handles the request's lifecycle like APIG does and invokes your handlers. Options passed on the command line override YAML options. List of available function names and their corresponding serverless.yml function keys are listed after the server starts. This is important if you use a custom naming scheme for your functions as...
    Downloads: 0 This Week
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  • 20
    AWS Lambda Runtime Interface Emulator

    AWS Lambda Runtime Interface Emulator

    Proxy for Lambda’s Runtime and Extensions APIs

    The Lambda Runtime Interface Emulator is a proxy for Lambda’s Runtime and Extensions APIs, which allows customers to locally test their Lambda function packaged as a container image. It is a lightweight web-server that converts HTTP requests to JSON events and maintains functional parity with the Lambda Runtime API in the cloud. It allows you to locally test your functions using familiar tools such as cURL and the Docker CLI (when testing functions packaged as container images). It also...
    Downloads: 0 This Week
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  • 21
    Java SID Player Music Library V2
    This is a Commodore 64 emulator specialized for sound reproduction. It is also a SID player for music collections like HVSC and CGSC. It is a full C64 emulator and can play games of the GameBase64 project as well.
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    Downloads: 68 This Week
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  • 22
    OpenEmu

    OpenEmu

    Retro video game emulation for macOS

    OpenEmu is a polished, open-source video game emulator designed specifically for macOS, bringing a true “it just works” experience to retro gaming. It makes it incredibly easy to add, browse, and organize your personal game backups (ROMs) within a single, unified library. OpenEmu automatically scans games as you drag and drop them, neatly sorting them by system and adding original box art for a clean, visual experience.
    Downloads: 22 This Week
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  • 23
    JavaCPC Desktop - Java CPC Emulator
    Amstrad CPC-Emulator in JAVA, based on JEMU by R. Wilson. I am searching for good JAVA-coders who are also knowledgable in emulating 8bit homecomputers.
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    Downloads: 9 This Week
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  • 24
    ASAP - Another Slight Atari Player
    ASAP (Another Slight Atari Player) plays and converts 8-bit Atari music (*.sap, *.cmc, *.mpt, *.rmt, *.tmc, ...) on modern computers and mobile devices.
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    Downloads: 50 This Week
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  • 25
    GNS3

    GNS3

    An advanced network simulator to design and configure virtual networks

    Build, Design and Test your network in a risk-free virtual environment and access the largest networking community to help. Whether you are studying for your first networking exam or building out a state-wide telecommunications network, GNS3 offers an easy way to design and build networks of any size without the need for hardware.
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    Downloads: 4,725 This Week
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