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.

  • Life Science Quality Management Software Icon
    Life Science Quality Management Software

    Specifically designed for the Life Science industry.

    Comply with ISO, FDA, and GxP regulations and be audit-ready with our cloud-based quality management system.
  • The future of PSA-RMM software for MSPs Icon
    The future of PSA-RMM software for MSPs

    Still using outdated MSP tools? Time to move on

    SuperOps.ai is the only PSA-RMM platform powered by intelligent automation and thoughtfully crafted for the new-age MSP. The platform also helps MSPs manage their projects, clients, and IT documents from a single place.
  • 1
    Electronical interlocking system for modular model railroad layouts.
    Downloads: 0 This Week
    Last Update:
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  • 2
    xine - a free video player
    xine is a free multimedia player. It plays back CDs, DVDs, BluRays and VCDs. It also decodes multimedia files like AVI, MOV, WMV, and MP3 from local disk drives, and displays multimedia streamed over the Internet.
    Leader badge
    Downloads: 189 This Week
    Last Update:
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  • 3
    Mikmod Sound System
    Mikmod is a module player and library supporting many formats, including mod, s3m, it, and xm. Originally a player for MS-DOS, MikMod has been ported to other platforms, such as Unix, Macintosh, BeOS, and Java(!!)
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    Downloads: 417 This Week
    Last Update:
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  • 4
    QuickMAN is a Mandelbrot fractal generator with multicore support. ASM-optimized code reaches billions of iterations per second on fast CPUs. Features an easy-to-use GUI, realtime pan/zoom, multiple palettes, image logging, and saving in PNG format. To build from source: open an x86 native tools command prompt and run build.bat (use the microsoft visual studio 2022 community edition)
    Downloads: 22 This Week
    Last Update:
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  • Contract Automation Made Easy Icon
    Contract Automation Made Easy

    Use Docubee to easily gather data, generate contracts, share them your way, and collect secure eSignatures

    Docubee is an intelligent contract automation platform that allows you to quickly and painlessly generate, manage, share, and sign contracts. Featuring powerful conditional logic-based workflows, generative AI technology, and an easily adaptable interface, Docubee makes it easy to automate your most complex contracts and agreements.
  • 5
    Vector Pascal is a language targeted at SIMD multi-core instruction-sets such as the AVX and SSE2 or Xeon-Phi. It has a SIMD compiler which supports parallel vector operations, loop unrolling, common sub expression removal etc. It is implemented in Java.
    Downloads: 5 This Week
    Last Update:
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  • 6
    ReactOS

    ReactOS

    An operating system based on the best Windows NT design principles

    ReactOS is an open source effort to develop a quality operating system that is compatible with applications and drivers written for the Microsoft Windows NT family of operating systems (NT4, 2000, XP, 2003).
    Leader badge
    Downloads: 6,067 This Week
    Last Update:
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  • 7
    ChibiOS/RT free embedded RTOS
    ChibiOS/RT is a free and efficient RTOS designed for deeply embedded applications. It offers a comprehensive set of kernel primitives and supports many architectures: ARM7, Cortex-M0, Cortex-M3, Cortex-M4, PowerPC e200z, STM8, AVR, MSP430, ColdFire, H8S, x86.
    Leader badge
    Downloads: 78 This Week
    Last Update:
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  • 8
    Nikkho

    Nikkho

    Javier Gutiérrez Chamorro (Guti) Open source projects

    Javier Gutiérrez Chamorro (Guti) Open source projects Author's website: https://www.javiergutierrezchamorro.com
    Leader badge
    Downloads: 5,385 This Week
    Last Update:
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  • 9
    The goal of the project is now to develop a user library called libpfm4 to help setup performance events for use with the perf_events Linux kernel interface. The development of the perfmon kernel subsystem, libpfm and pfmon has now stopped.
    Leader badge
    Downloads: 4,306 This Week
    Last Update:
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  • Need To Secure Your Public Cloud? Icon
    Need To Secure Your Public Cloud?

    Built for Developers, DevOps and Engineering Teams

    View all cloud assets of AWS, Google Cloud, Azure, Kubernetes, Digital Ocean in one place. Automates security misconfigurations of assets with guidance to resolve them. Covers far beyond basic checklists. It automatically evaluates the security misconfigs of the assets & provides step-by-step guidance to resolve them
  • 10
    PICSimLab - Prog. IC Simulator Lab.

    PICSimLab - Prog. IC Simulator Lab.

    PICSimLab is a realtime emulator for PIC, Arduino, STM32, ESP32, ...

    PICSimLab is a realtime emulator of development boards with MPLABX/avr-gdb debugger integration. PICSimLab supports microcontrollers from picsim, simavr, uCsim, qemu-stm32, qemu-esp32, and gpsim. PICSimLab has integration with MPLABX/Arduino IDE for programming the microcontroller's boards. As the purpose of PICSimLab is to emulate real hardware it does not have any source code editing support. For code editing and debugging the same tools used for a real board should be used with PICSimLab, such as MPLABX, Arduino IDE, or VSCode with PlatformIO. PICSimLab supports several devices (spare parts) that can be connected to the boards for simulation. Such as example LEDs and push buttons for simple outputs and inputs and some more complex ones like the ethernet shield w5500 for internet connection or the color graphic display ili9340 with touchscreen. The complete list of parts can be accessed in the documentation. Documentation at https://lcgamboa.github.io/picsimlab_docs/stable/
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    Downloads: 744 This Week
    Last Update:
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  • 11

    V4SA Emutos

    Emutos version version for v4sa Amiga card, based on Emutos 1.0

    This is a version dedicated to Emutos for Apollo V4SA card able to run Atari on this standalone card with 68080 FPGA and SAGA. This version of Emutos is based on Emutos 1.0 version you can find Emutos official at https://github.com/emutos
    Downloads: 4 This Week
    Last Update:
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  • 12

    OpenOCD - Open On-Chip Debugger

    The Open On-Chip Debugger

    The "Open On-Chip Debugger" provides JTAG/SWD access from GDB (or directly with TCL scripts) to processors with ARM and MIPS based cores. See website for full list of supported targets.
    Leader badge
    Downloads: 6,358 This Week
    Last Update:
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  • 13
    FreeBASIC Compiler
    Open-source, free, multi-platform BASIC compiler, with syntax similar MS-QuickBASIC (including the GFX statements), that adds new features such as pointers, unsigned data types, inline assembly, a pre-processor and many others.
    Leader badge
    Downloads: 1,111 This Week
    Last Update:
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  • 14
    BitVisor is a tiny hypervisor initially designed for mediating I/O access from a single guest OS. Its implementation is mature enough to run Windows and Linux, and can be used as a generic platform for various research and development projects.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 15
    Interlocking system for modular model railroading. The goal is the development of hard- and software for an model interlocking interfacing on the one hand to the model railroad and on the other to the model of the userinterface of an real interlocking.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 16
    Small HTTP server

    Small HTTP server

    Universal server

    It is not only a web server, it is also Mail server, DNS server, FTP server, Proxy server, VPN server and client... All in one! This program will help you to open all the possibilities Internet can offer for your company - public site, provide Internet access and personal mailboxes for each employee! HTTP server. Server Side Includes. Regular expression in SSI. CGI interface for scripts (Executable files; Perl,PHP, or another external interpreters) ISAPI interface. Virtual hosts and directories Mail POP3 server. SMTP server. FTP server HTTP proxy server DNS server DHCP server HTTP TLS VPN server
    Leader badge
    Downloads: 31 This Week
    Last Update:
    See Project
  • 17

    lrzip-next

    Next Version of Long Range Compression Program (lrzip)

    Long Range Zip. Updated and Enhanced version of ckolivas' lrzip project. Lots of new features. Better compression. Actively maintained. Download source in FILES. The code/whats-next folder contains new features or fixes in testing. The code/lrzip-fe folder contains a dialog-based front-end for lrzip-next. This is a placeholder project location. All development work is at Github.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    Clover EFI bootloader

    Clover EFI bootloader

    Boot macOS, Windows, and Linux on Mac or PC with UEFI or BIOS firmware

    Project has moved to https://github.com/CloverHackyColor/CloverBootloader.
    Leader badge
    Downloads: 2,542 This Week
    Last Update:
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  • 19
    EmuTOS

    EmuTOS

    Free operating system for Atari computers, and more.

    EmuTOS is a TOS compatible operating system for Atari ST series computers, and more. It is made from Digital Research's GPLed original sources and is a free and open source alternative to Atari proprietary ROMs.
    Leader badge
    Downloads: 295 This Week
    Last Update:
    See Project
  • 20
    WinAVR
    WinAVR (tm) is a suite of executable, open source software development tools for the Atmel AVR series of RISC microprocessors hosted on the Windows platform. Includes the GNU GCC compiler for C and C++.
    Leader badge
    Downloads: 991 This Week
    Last Update:
    See Project
  • 21
    This is one of the most popular Doom source ports. It is available for DOS, Windows, Linux and Mac OS X, and should build on any POSIX platform which supports SDL. It enhances Doom with things like TCP/IP networking, OpenGL renderer, Heretic support and much more.
    Leader badge
    Downloads: 173 This Week
    Last Update:
    See Project
  • 22
    EQ Track

    EQ Track

    Collection of embedded softwares to control a telescope mount.

    EQ Track purpose is to provide amateur telescope makers (ATM) with electronic board schematics and embedded software to control their telescope mount via stepping motors. EQ Track comes in different "flavors" : - "Basic" controls the right ascension and declination motors of an equatorial mount. - "Go To" controls the motors of a mount in any orientation (ie. equatorial, altazimuth, alt-alt), to point and track equatorial coordinates.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    6502 Tutorial

    6502 Tutorial

    A tutorial on cross compiling for the 6502 CPU

    A tutorial on cross compiling for the 6502 CPU
    Downloads: 37 This Week
    Last Update:
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  • 24
    Proyecto-X es un juego RPG basado en un futuro cercano. Proyecto-X esta todavia en fase de planificacion...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    SoundTracker
    SoundTracker is a pattern-oriented music editor (similar to the DOS program 'FastTracker'). Samples are lined up on tracks and patterns which are then arranged to a song. Supported module formats are XM and MOD; the player code is the one from Open
    Downloads: 51 This Week
    Last Update:
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