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.

  • Simple Scheduling Software Icon
    Simple Scheduling Software

    To Streamline Operations And Drive Productivity.

    Visual Planning is a simple yet powerful resource management and scheduling solution. Thousands of organizations are using it to share schedules with colleagues and work together more efficiently.
  • Your trusted AI-powered community engagement platform for individuals and public agencies Icon
    Your trusted AI-powered community engagement platform for individuals and public agencies

    It is designed for both individuals managing a single project and teams managing an entire capital program

    Make every comment count
  • 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!
    Leader badge
    Downloads: 40,778 This Week
    Last Update:
    See Project
  • 2
    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.
    Leader badge
    Downloads: 20,169 This Week
    Last Update:
    See Project
  • 3
    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.
    Leader badge
    Downloads: 5,921 This Week
    Last Update:
    See Project
  • 4
    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.
    Leader badge
    Downloads: 3,591 This Week
    Last Update:
    See Project
  • Monitor production, track downtime and improve OEE. Icon
    Monitor production, track downtime and improve OEE.

    For manufacturing companies interested in OEE monitoring solutions

    Evocon is a visual and user-friendly OEE software that helps manufacturing companies improve productivity and remove waste as they become better.
  • 5
    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.
    Leader badge
    Downloads: 1,543 This Week
    Last Update:
    See Project
  • 6
    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.
    Leader badge
    Downloads: 5,779 This Week
    Last Update:
    See Project
  • 7
    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.
    Leader badge
    Downloads: 967 This Week
    Last Update:
    See Project
  • 8
    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.
    Leader badge
    Downloads: 314 This Week
    Last Update:
    See Project
  • 9
    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
    Leader badge
    Downloads: 278 This Week
    Last Update:
    See Project
  • Cvent Event Management Icon
    Cvent Event Management

    For In-Person, Hybrid, and Virtual Event Planners and Marketers

    Cvent delivers an all-in-one event platform for any event, and every event. Our platform simplifies the management of each stage of the event lifecycle while giving you the data and insights you need to maximize your value. Whether in-person, virtual, or hybrid, you’ll have a single platform with everything you need to find suppliers, engage attendees, maximize sponsor value, and capture important event data.
  • 10
    "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.
    Leader badge
    Downloads: 259 This Week
    Last Update:
    See Project
  • 11
    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.
    Leader badge
    Downloads: 236 This Week
    Last Update:
    See Project
  • 12
    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.
    Leader badge
    Downloads: 379 This Week
    Last Update:
    See Project
  • 13
    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.
    Leader badge
    Downloads: 139 This Week
    Last Update:
    See Project
  • 14
    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 Sept 30 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
    Leader badge
    Downloads: 125 This Week
    Last Update:
    See Project
  • 15
    Bluefish
    Bluefish is a powerful editor for experienced web designers and programmers. Bluefish supports many programming and markup languages, but it focuses on editing dynamic and interactive websites.
    Downloads: 87 This Week
    Last Update:
    See Project
  • 16
    Ario is a GTK2 client for MPD (Music player daemon). The interface used to browse the library is inspired by Rhythmbox but Ario aims to be much lighter and faster.
    Leader badge
    Downloads: 27 This Week
    Last Update:
    See Project
  • 17
    The FreeDOS Edlin project is the standard line editor in the FreeDOS operating system.
    Leader badge
    Downloads: 75 This Week
    Last Update:
    See Project
  • 18
    QmailAdmin is a web interface for managing email addresses in virtual domains created by Vpopmail.
    Downloads: 17 This Week
    Last Update:
    See Project
  • 19
    emesene
    emesene is a platform independent instant messaging client for the Windows Live Messenger (tm) network. emesene is distributed free of charge under the GNU General Public License 2 or any later version.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 20
    Navit
    Modular, touch screen friendly navigation system with GPS tracking, realtime routing engine and support for various vector map formats. Works on a wide range of devices, from computers to smartphones.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 21
    Xiphos (see github)
    A cross-platform Bible application for the Linux & Windows communities. Xiphos is no longer developed at SF; the SVN tree has been locked, the mailing lists are disabled, and we have moved to GitHub. Please see https://github.com/crosswire/xiphos. Releases up to 4.0.4 are present here. From 4.0.5 onward, see GitHub.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 22
    Mailman is the GNU mailing list manager. It provides standard list management features, integrated with a web interface. Please note: the subversion repository has been retired. Please see http://wiki.list.org/x/DgAJ for details.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 23
    The MSX emulator to experience MSX differently. blueMSX is a cycle accurate emulator that emulates all generations of MSX computers as well as SVI, ColecoVision and Sega SG-1000.
    Downloads: 17 This Week
    Last Update:
    See Project
  • 24
    gnoMint
    An easy CA managing tool for graphical and command line environments.
    Leader badge
    Downloads: 7 This Week
    Last Update:
    See Project
  • 25
    WMakerConf (short for Window Maker Configurator) is a configuration utility for the Window Maker window manager.
    Downloads: 6 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next