Showing 25362 open source projects for "c source code"

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  • 1
    VirtualBox

    VirtualBox

    Virtualization software for x86_64 hardware

    VirtualBox is a powerful open-source full virtualization software that allows a user to run one or more “guest” operating systems simultaneously inside “virtual machines” on a single physical “host” machine. It supports a wide variety of host platforms (Linux, Windows, macOS, Solaris, etc.) and guest OSes, enabling, for example, running Linux on a Windows PC, running Windows Server on a Linux host, or even legacy OSes in a controlled environment. This flexibility makes VirtualBox ideal for...
    Downloads: 155 This Week
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  • 2
    GLEW

    GLEW

    The OpenGL Extension Wrangler Library

    GLEW is a cross-platform open-source C/C++ extension loading library that simplifies the process of using OpenGL extensions. It provides efficient run-time mechanisms to determine the availability of OpenGL extensions on the target platform, exposing core and extension functionality in a single header file. GLEW supports multiple operating systems, including Windows, Linux, macOS, FreeBSD, Irix, and Solaris, making it a versatile tool for graphics developers.
    Downloads: 12 This Week
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  • 3
    SoftEther VPN

    SoftEther VPN

    Cross-platform multi-protocol VPN software

    An open-source free cross-platform multi-protocol VPN program, as an academic project from University of Tsukuba, under the Apache License 2.0. The API Suite allows you to easily develop your original SoftEther VPN Server management application to control the VPN Server (e.g. creating users, adding Virtual Hubs, disconnecting a specified VPN sessions) from JavaScript, TypeScript, C# or other languages.
    Downloads: 67 This Week
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  • 4
    Gen1Recomp

    Gen1Recomp

    A native Lua / LÖVE2D recreation of Gen 1 Poke

    Gen1Recomp is a native LÖVE2D recreation of Pokémon Red, Blue, and Yellow written primarily in Lua. It does not emulate a Game Boy or distribute game ROMs, instead decoding data and graphics from a legally supplied canonical US ROM. Imported data is converted into a private cache so later launches do not require the ROM again. The project supports keyboard and controller input, configurable graphics, game speed, saves, and portable storage. Users can choose a faithful ruleset that preserves...
    Downloads: 62 This Week
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  • 5
    MangoHud

    MangoHud

    A Vulkan and OpenGL overlay for monitoring FPS, temperatures, CPU/GPU

    A Vulkan and OpenGL overlay for monitoring FPS, temperatures, CPU/GPU load and more. mangoplot is a plotting script that is shipped with MangoHud: on a given folder, it takes each log file, makes a 1D heatmap of its framerates, then stacks the heat maps vertically to form a 2D graph for easy visual comparison between benchmarks.
    Downloads: 32 This Week
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  • 6
    Vercel Zero

    Vercel Zero

    The programming language for agents

    Zero is an experimental programming language from Vercel Labs designed with AI agents as first-class users. The project explores what a language, tooling system, and standard library might look like if agents need to read, debug, repair, and ship code reliably. It focuses on a small and regular language surface, structured diagnostics, predictable tooling, and machine-readable outputs. Zero is still pre-1 and intentionally unstable, so its syntax and APIs are meant for exploration rather...
    Downloads: 3 This Week
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  • 7
    ch32fun

    ch32fun

    Open source minimal stack for the ch32 and ch5xx WCH RISC-V

    ch32fun is a minimal open-source development environment for WCH RISC-V microcontrollers such as the CH32V003 and related CH32 and CH5xx chips. It intentionally avoids large hardware abstraction layers so developers can work closer to the device registers and technical reference manual. The project supplies lightweight headers, startup code, build tools, and many hardware examples.
    Downloads: 2 This Week
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  • 8
    hashcat

    hashcat

    World's fastest and most advanced password recovery utility

    hashcat is the world's fastest and most advanced password recovery utility, supporting five unique modes of attack for over 300 highly-optimized hashing algorithms. hashcat currently supports CPUs, GPUs, and other hardware accelerators on Linux, Windows, and macOS, and has facilities to help enable distributed password cracking. Download the latest release and unpack it in the desired location. Please remember to use 7z x when unpacking the archive from the command line to ensure full file...
    Downloads: 109 This Week
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  • 9
    Linux Kernel

    Linux Kernel

    Linux Kernel source tree

    The Linux Kernel is the core component of the Linux operating system—a free, open-source, monolithic, Unix-like system kernel initiated by Linus Torvalds in 1991 and since evolved into a foundational technology powering everything from servers and supercomputers to smartphones and embedded devices. There are various text files in the Documentation/ subdirectory, several of them using the reStructuredText markup notation. Extensive filesystem compatibility (ext4, Btrfs, FUSE, XFS, etc.) Broad...
    Downloads: 41 This Week
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  • 10
    TimescaleDB

    TimescaleDB

    An open-source time-series SQL database optimized for fast ingest

    TimescaleDB is the open-source relational database for time-series and analytics. Build powerful data-intensive applications. Become instantly productive with full SQL. Rely on the same PostgreSQL you know, love, and trust. Hyperfunctions make time series easier. Achieve 10-100x faster queries than with vanilla PostgreSQL, InfluxDB, MongoDB. Write millions of data points per second per node. Horizontally scale to petabytes. Don’t worry about cardinality. Simplify your stack, ask more complex...
    Downloads: 62 This Week
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  • 11
    FreeRDP

    FreeRDP

    FreeRDP is a free remote desktop protocol library and clients

    FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Enjoy the freedom of using your software wherever you want, the way you want it, in a world where interoperability can finally liberate your computing experience. The nightly builds are installed into /opt/freerdp-nightly and can be installed in parallel with the distributions regular freerdp package. Network tracing of RDP can be quite a challenge due to a number of factors such as...
    Downloads: 92 This Week
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  • 12

    Synology Open Source Project

    The open source projects that ship with Synology NAS.

    These source codes for Synology NAS and related projects allow you to modify packages with the most languages on a single PC. The licenses used by these projects vary. Please refer to the LICENSE / COPYING / COPYRIGHT files included in each project or announcements in the source code. Please note that starting from 2021/7, we are moving some of these projects to this webpage (https://archive.synology.com/download/ToolChain).
    Downloads: 35 This Week
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  • 13
    Zstandard

    Zstandard

    Zstandard - Fast real-time compression algorithm

    Zstandard is a fast compression algorithm, providing high compression ratios. It also offers a special mode for small data, called dictionary compression. The reference library offers a very wide range of speed / compression trade-off, and is backed by an extremely fast decoder (see benchmarks below). Zstandard library is provided as open source software using a BSD license. Its format is stable and published as IETF RFC 8478. The negative compression levels, specified with --fast=#, offer...
    Downloads: 89 This Week
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  • 14
    OpenSSL Project

    OpenSSL Project

    TLS/SSL and crypto library

    OpenSSL is a robust, commercial-grade, full-featured Open Source Toolkit for the TLS (formerly SSL), DTLS and QUIC (currently client-side only) protocols. The protocol implementations are based on a full-strength general-purpose cryptographic library, which can also be used stand-alone. Also included is a cryptographic module validated to conform with FIPS standards. OpenSSL is descended from the SSLeay library developed by Eric A. Young and Tim J. Hudson.
    Downloads: 53 This Week
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  • 15
    Lexbor

    Lexbor

    Lexbor is development of an open source HTML Renderer library

    Lexbor is the development of a web browser engine available as a software library; it ships with a free license and has no extra dependencies. For us, speed is an absolute must-have. In our development process, we focus on fastest parsing techniques for HTML, CSS, and fonts, fastest data processing methods, and fastest ways to serve content to end users. Whether you are building a backend that handles millions of HTML documents or a UI-heavy user app, your software’s response rate always...
    Downloads: 6 This Week
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  • 16
    v86

    v86

    x86 PC emulator and x86-to-wasm JIT, running in the browser

    v86 is an open-source x86 PC emulator that runs entirely in the browser using WebAssembly for near-native performance. It translates x86 machine code into WebAssembly at runtime, enabling users to boot and run full operating systems without installing anything locally. The emulator supports a wide range of legacy systems, including Linux, Windows 95/98/2000, FreeDOS, and various experimental OSes.
    Downloads: 3 This Week
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  • 17
    stb

    stb

    stb single-file public domain libraries for C/C++

    ...These libraries are widely used in game development, graphics engines, and multimedia applications due to their simplicity and portability. The project emphasizes ease of use, minimalism, and performance while avoiding bloated frameworks. Maintained and supported by the open source community, stb has become a standard toolkit for C and C++ developers working with images and graphics.
    Downloads: 7 This Week
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  • 18
    Switch theme injector

    Switch theme injector

    Create custom themes for the Nintendo Switch

    The Switch theme injector project is split into three parts. Switch theme injector (Windows app): An app to create and edit custom themes. NXThemes installer: An homebrew app that runs on the switch itself and can be used to install and manage themes. Switch theme injector online (also called WebInjector): A port of the Windows injector as a web app, it lacks some features like custom applet icons and common.szs layouts support. The main objective is to develop a complete toolset to create...
    Downloads: 39 This Week
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  • 19
    StereoKit

    StereoKit

    An easy-to-use mixed reality library for building VR applications

    ...Mixed Reality inputs like hands and eyes are trivial to access. Texture formats .jpg, .png, .tga, .bmp, .psd, .gif, .hdr, .pic, .qoi, equirectangular cubemap, procedural. Documentation generated directly from the source code, including screenshots.
    Downloads: 0 This Week
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  • 20
    php-src

    php-src

    The PHP Interpreter

    This is the official source repository of PHP, a popular open-source server-side scripting language primarily used for web development. PHP powers a significant portion of the web, including platforms like WordPress, Drupal, and Laravel. The repository includes the core language engine, standard libraries, and tools for compilation and deployment across systems.
    Downloads: 21 This Week
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  • 21
    AdAway

    AdAway

    Ad-blocking for your Android

    Tired of seeing ads pop up on your Android device? You can take them all away with AdAway! AdAway is an open source ad blocker for Android that uses the hosts file and local vpn. It effectively keeps pesky ads at bay so you can continue using your Android device uninterrupted by constant ads. AdAway gives you the option to add custom sources of host files. It also lets you add custom rules for your whitelist, blocklist and rules for redirects, so your ad blocking is not just generic, but...
    Downloads: 42 This Week
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  • 22
    WanGP

    WanGP

    AI video generator optimized for low VRAM and older GPUs use

    Wan2GP is an open source AI video generation toolkit designed to make modern generative models accessible on consumer-grade hardware with limited GPU memory. It acts as a unified interface for running multiple video, image, and audio generation models, including Wan-based models as well as other systems like Hunyuan Video, Flux, and Qwen. A key focus of the project is reducing VRAM requirements, enabling some workflows to run on as little as 6 GB while still supporting older Nvidia and...
    Downloads: 117 This Week
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  • 23
    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: 35 This Week
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  • 24
    MacPorts

    MacPorts

    The MacPorts command-line client

    MacPorts is an open-source package management system for macOS that simplifies the process of installing, compiling, and managing open-source software. The MacPorts Base is the core infrastructure that provides the command-line tools and framework necessary for managing ports, which are package definitions containing build and installation instructions. MacPorts supports a wide range of software and offers a consistent environment for software installation on macOS systems. ​
    Downloads: 23 This Week
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  • 25
    libgit2

    libgit2

    A cross-platform, portable, linkable Git implementation library

    ...By clicking "merge pull request", we perform the merge. It is licensed under the GPLv2 license, so you can link it in its unmodified state with any type of software without releasing its source code.
    Downloads: 3 This Week
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