Open Source C Software

C Software

Browse free open source C Software and projects below. Use the toggles on the left to filter open source C Software by OS, license, language, programming language, and project status.

  • Enterprise AI Search, Intranet, and Wiki in one platform. Icon
    Enterprise AI Search, Intranet, and Wiki in one platform.

    Your company’s all-in-one solution for trusted information

    Cut through the noise and end information overload with Guru, an all-in-one wiki, intranet, and knowledge base that serves as your company's single source of truth.
  • SysAid multi-layered ITSM solution Icon
    SysAid multi-layered ITSM solution

    For organizations spanning all industries and sizes from SMBs to Fortune 500 corporations

    SysAid is an ITSM, Service Desk and Help Desk software solution that integrates all of the essential IT tools into one product. Its rich set of features include a powerful Help Desk, IT Asset Management, and other easy-to-use tools for analyzing and optimizing IT performance.
  • 1
    TortoiseSVN

    TortoiseSVN

    An Apache SVN client, right where you need it most

    TortoiseSVN is a Subversion (SVN) client, implemented as a windows shell extension. Which means it's available right where you need it: in the Windows file explorer. It's intuitive and easy to use, since it doesn't require the Subversion command line client to run. Simply the coolest Interface to (Sub)Version Control!
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    Downloads: 88,137 This Week
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  • 2
    Dev-C++

    Dev-C++

    A free, portable, fast and simple C/C++ IDE

    A new and improved fork of Bloodshed Dev-C++
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    Downloads: 88,415 This Week
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  • 3
    Tux Paint

    Tux Paint

    An award-winning drawing program for children of all ages

    Tux Paint is a free, award-winning drawing program originally created for children ages 3 to 12, but enjoyed by all! It combines an easy-to-use interface, fun sound effects, and an encouraging cartoon mascot who guides children as they use the program. You're presented with a blank canvas and a variety of drawing tools to help them be creative. Along with paintbrush, shapes and text, Tux Paint includes a "stamp" feature to add pre-drawn or photographic imagery to pictures, and a set of "magic tools" that provide filter effects (like blur, tint and waves) and interesting drawing tools (like train tracks, bubbles and grass). Tux Paint includes a collection of "starter" images, both coloring-book style and photo-realistic, and a large collections of stamps are available as a separate download. Additional content can be added by parents & teachers, or downloaded from 3rd parties. Tux Paint is available for Windows, macOS, Android, Linux, & Haiku operating systems, among others.
    Downloads: 11,795 This Week
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  • 4
    MPC-BE

    MPC-BE

    Media Player Classic - BE

    Media Player Classic - BE is a free and open source audio and video player for Windows. Media Player Classic - BE is based on the original "Media Player Classic" project (Gabest) and "Media Player Classic Home Cinema" project (Casimir666), contains additional features and bug fixes.
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    Downloads: 9,565 This Week
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  • Translate docs, audio, and videos in real time with Google AI Icon
    Translate docs, audio, and videos in real time with Google AI

    Make your content and apps multilingual with fast, dynamic machine translation available in thousands of language pairs.

    Google Cloud’s AI-powered APIs help you translate documents, websites, apps, audio files, videos, and more at scale with best-in-class quality and enterprise-grade control and security.
  • 5
    NSIS: Nullsoft Scriptable Install System

    NSIS: Nullsoft Scriptable Install System

    Windows installer development tool

    NSIS (Nullsoft Scriptable Install System) is a professional open source system to create Windows installers. It is designed to be as small and flexible as possible and is therefore very suitable for internet distribution. Being a user's first experience with your product, a stable and reliable installer is an important component of succesful software. With NSIS you can create such installers that are capable of doing everything that is needed to setup your software. NSIS is script-based and allows you to create the logic to handle even the most complex installation tasks. Many plug-ins and scripts are already available: you can create web installers, communicate with Windows and other software components, install or update shared components and more.
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    Downloads: 6,526 This Week
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  • 6
    Dev-C++ for Windows 10/8/7

    Dev-C++ for Windows 10/8/7

    A fast, portable, simple, and free C/C++ IDE

    Coding Boot Camp Learning to program? Check out the free boot camp from Embarcadero which runs from Monday, August 22nd to Friday, August 26th. https://learndelphi.org/boot-camp-2022/ Embarcadero Dev-C++ is a new and improved fork (sponsored by Embarcadero) of Bloodshed Dev-C++ and Orwell Dev-C++. It is a full-featured Integrated Development Environment (IDE) and code editor for the C/C++ programming language. It uses Mingw port of GCC (GNU Compiler Collection) as its compiler. Embarcadero Dev-C++ can also be used in combination with Cygwin or any other GCC based compiler. Embarcadero Dev-C++ is built using the latest version of Embarcadero Delphi. Embarcadero Dev-C++ has a low memory footprint because it is a native Windows application and does not use Electron. Optimized for parallel compilation on modern multi-core machines. GitHub Project: https://github.com/Embarcadero/Dev-Cpp/ Sponsored by Embarcadero: https://www.embarcadero.com/free-tools/dev-cpp
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    Downloads: 6,324 This Week
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  • 7
    gPhoto
    gPhoto is a program and library framework that lets users download pictures from their digital cameras. The libgphoto2 library gives you access to hundreds of models of digital cameras on several platforms. GIT repo and Issue tracker lives at https://github.com/gphoto/ these days.
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    Downloads: 2,936 This Week
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  • 8
    BZFlag - Multiplayer 3D Tank Game
    OpenSource OpenGL Multiplayer Multiplatform Battle Zone capture the Flag. 3D first person tank game. Download the latest version at https://www.bzflag.org/downloads/ Development has moved to Github: https://github.com/BZFlag-Dev/bzflag (The SourceForge binary releases for Windows and macOS are very outdated. Please download the latest version from our website.)
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    Downloads: 2,405 This Week
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  • 9
    A very high quality package of printer drivers for CUPS on Linux, Macintosh OS X, and other POSIX-compliant operating systems. This project also maintains an enhanced Print plug-in for GIMP 2.x from the same code base.
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    Downloads: 1,682 This Week
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  • Simply Smarter SaaS Backup for Microsoft, Google and Salesforce. Icon
    Simply Smarter SaaS Backup for Microsoft, Google and Salesforce.

    Spanning proactively defends mission-critical data with automated backup that is secure, affordable and insanely easy to use.

    Comprehensive data protection. Simple recovery. Built in trust and transparency. See for yourself why Spanning is the leading cloud-to-cloud backup solution.
  • 10
    Pidgin IM

    Pidgin IM

    A universal instant messaging (IM) program

    See https://pidgin.im/about/ for more information. Pidgin is an instant messaging program which lets you log in to accounts on multiple chat networks simultaneously. It runs on Windows, Linux, and other UNIX operating systems. Pidgin is compatible with the following chat networks out of the box: AIM, ICQ, Google Talk, Jabber/XMPP, MSN Messenger, Yahoo!, Bonjour, Gadu-Gadu, IRC, MXit, Novell GroupWise Messenger, Lotus Sametime, SILC, SIMPLE, MySpaceIM, and Zephyr. It is written in C and makes heavy use of GLib and GTK+. Finch is a command line instant messaging program. It also lets you log in to accounts on multiple chat network simultaneously, and it is compatible with the same chat networks as Pidgin. It is written in C and makes heavy use of GLib and ncurses.
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    Downloads: 7,740 This Week
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  • 11
    An extremly fast and lightweight file manager which features tabbed browsing and user-friendly interface
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    Downloads: 1,305 This Week
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  • 12
    UltraDefrag

    UltraDefrag

    Increase your system performance with this easy to use tool

    Please note, here you can find the latest open source release of UltraDefrag (7.1.4). The most recent UltraDefrag release (12.0.0) can be found on our official website: https://ultradefrag.net UltraDefrag is a disk defragmenter for Windows, which supports defragmentation of locked system files by running during the boot process. It is easy to use without any complicated scripting or a huge load of configuration settings. You can filter the files processed by size, number of fragments, file name and path. You can terminate the process early by specifying an execution time limit.
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    Downloads: 1,192 This Week
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  • 13
    Wine

    Wine

    Run Windows applications on Linux, BSD, Solaris, and Mac OS X

    Wine is an Open Source implementation of the Windows API on top of X and Unix. Wine provides both a development toolkit for porting Windows sources to Unix and a program loader, allowing many unmodified Windows binaries to run on x86-based Unixes.
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    Downloads: 984 This Week
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  • 14
    Klavaro Touch Typing Tutor

    Klavaro Touch Typing Tutor

    A very efficient tutor.

    A touch typing tutor very flexible, supporting customizable keyboard layouts. You can edit and save new or unknown keyboard layouts, as the basic course was designed to not depend on specific ones. Also, there are some charts about the learning process.
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    Downloads: 1,074 This Week
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  • 15
    Zero Install
    Zero Install is a decentralised cross-distribution software installation system. Create one package that works everywhere! With dependency handling and automatic updates, full support for shared libraries, and integration with native package managers
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    Downloads: 584 This Week
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  • 16
    PNotes
    PNotes is light-weight, flexible, skinnable manager of virtual notes on your desktop. It supports multiple languages, individual note's settings, transparency and scheduling. Absolutely portable as well - no traces in registry. PNotes.NET edition requires .NET framework 4 Client Profile
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    Downloads: 426 This Week
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  • 17

    dos2unix

    Dos2Unix / Unix2Dos - Text file format converters

    dos2unix includes utilities to convert text files with DOS or MAC line breaks to Unix line breaks and vice versa. It also includes conversion of UTF-16 to UTF-8.
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    Downloads: 470 This Week
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  • 18
    "Tux, of Math Command" is a math drill game starring Tux, the Linux Penguin. Lessons are included from simple number typing through addition, subtraction, multiplication, and division of positive and negative numbers. It is intended for kids ~4-10.
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    Downloads: 357 This Week
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  • 19
    CDemu - a virtual CD/DVD drive for Linux
    CDemu - a virtual CD/DVD drive for Linux. Project includes Linux kernel module & userspace utilities.
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    Downloads: 451 This Week
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  • 20
    fre:ac - free audio converter

    fre:ac - free audio converter

    Audio converter and CD ripper for various formats

    fre:ac is a free audio converter and CD ripper for various formats and encoders. It features MP3, MP4/M4A, WMA, Ogg Vorbis, FLAC, AAC, and Bonk format support, integrates freedb/CDDB, CDText and ID3v2 tagging and is available in several languages.
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    Downloads: 345 This Week
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  • 21
    IPCop Firewall

    IPCop Firewall

    Linux firewall distribution geared towards home and SOHO users.

    The IPCop Firewall is a Linux firewall distribution. It is geared towards home and SOHO users. The IPCop web-interface is very user-friendly and makes usage easy.
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    Downloads: 264 This Week
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  • 22
    Windows port of Glade 3. The latest version includes a stand-alone installer with bundled GTK+ 2.16.0 and libxml 2.7.3. Extra installers or zip files are not required. No changes to the Glade source were required to compile under mingw.
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    Downloads: 417 This Week
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  • 23
    Stellarium

    Stellarium

    A planetarium software that shows a 3D simulation of the night sky

    Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.
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    Downloads: 145 This Week
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  • 24
    NOTE: Project migrated to GitHub in Dec 2020! See https://github.com/Enselic/recordmydesktop recordMyDesktop is a program that captures audio-video data of a linux desktop session, producing an ogg-encapsulated theora-vorbis file. recordMyDesktop tries to be as unobstrusive as possible by proccessing only regions of the screen that have changed
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    Downloads: 165 This Week
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  • 25
    Robolinux

    Robolinux

    MAX Privacy with Robolinux R12.12

    All 3 Robolinux Desktop versions come with new login and grub boot splash screens & LibreWolf browser which has the highest privacy! LibreWolf is a fork of Firefox so you can use its data. The Legacy Bios isos only work in VM's & Non UEFI PC's. Don't miss 50% Off 12+ price only $59.95 Expires April 27th 2024 The 12+ Sale details Robo UNTRACKER Custom Installer FREE! Save $40 FAAST Boot Custom Installer FREE! Save $40 Backdoor security Custom Installer FREE! Save $40 12 Advanced upgrades! Privacy App installers FREE! Stealth VM for FREE! Save $40 C Drive to VM for FREE! Save $40 The UNTRACKER makes you 100% anonymous on the internet so you can stop being tracked & traced by Evil Governments & Spy Agencies! All Robolinux R12 rolling realease Legacy BIOS & UEFI versions have the newest 5.15 Linux Kernel, compilers & software libraries & applications. Each rock solid R12 version has Long Term Support through 2025 Follower of YASHUA! John Martinson Robolinux.org
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    Downloads: 127 This Week
    Last Update:
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