Open Source C Software
Sort By:
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.
-
ProShop is a paperless and web based shop management, ERP, MES and QMS system for manufacturing companies in regulated industries. ProShop was built on the shop floor of a machine shop for nearly 20 years, and it's not like anything you've seen. Built to manage the complex manufacturing environment better than anything else on the market - by an order of magnitude. Never before has there been a system that gives you such insight into every detail of your manufacturing company. ProShop is best described as a Digital Manufacturing Ecosystem (DME). It is 100% paperless, and combines the features found in ERP, MES, QMS, CMMS, and other software categories for machine shops, fabricators, job shops, contract manufacturers and others in regulated industries who need tight controls on their process and want exacting and timely information to make the best and most profitable decisions.
-
Streamline your customer flow with our SMS-powered waitlist, reservations, and queue management app for restaurants, health care providers, and many other businesses.
-
1
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. -
2
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. -
3
Gwyddion
Scanning probe microscopy data visualisation and analysis
A data visualization and processing tool for scanning probe microscopy (SPM, i.e. AFM, STM, MFM, SNOM/NSOM, ...) and profilometry data, useful also for general image and 2D data analysis. -
4
gretl
A cross-platform statistical package for econometric analysis
gretl is a cross-platform software package for econometric analysis, written in the C programming language. -
Effortlessly manage client intake, case notes, service delivery, and schedules; track clients, caseworkers, volunteers, and donors; and report on key metrics to report back to funders.
-
5
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.
-
6
AtteStat
The package for statistical data analysis and applied mathematics
The high performance open source package for statistical data analysis and applied mathematics AtteStat is an add-in for all desktop versions of the Microsoft Excel spreadsheets for Windows. Both 32-bit and 64-bit in one package. The combination of the unsurpassed convenience of spreadsheets and the effective interception of Microsoft Excel exceptions (frontend) and the maximum speed of the C programming language (backend). Winner of contest Microsoft Office Extensions (PC Magazine RE) in 2006. Registered 2002-05-23 with the Federal Service for Intellectual Property. Completely free. No donation required. AtteStat comes with absolutely no warranty. -
7
The AROS Research Operating System is an effort to implement an Open Source and portable operating system that is compatible with AmigaOS(TM). Originally, it was meant as a direct reimplementation, but already has features not existing in AmigaOS.
-
8
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. -
9
OpenAPC
An open process control and laser engraving software solution
An extensive and multi-platform visualisation, process control and HMI application that supports many different devices via an open plug-in interface. Beside a visual GUI editor a debugger is part of the package. -
Unleash your full trading potential with Nurp's powerful algorithms, insights, and supportive community
-
10
BeeBase
Relational programmable database with GUI
BeeBase is a relational, programmable database system with graphical user interface for Windows, Mac, Linux and Amiga. -
11
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! -
12
CDemu - a virtual CD/DVD drive for Linux. Project includes Linux kernel module & userspace utilities.
-
13
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. -
14
fldigi
Ham Radio Digital Modem Application
Fldigi is a modem program for most of the digital modes used by radio amateurs today: CW, PSK, MFSK, RTTY, Hell, DominoEX, Olivia, and Throb are all supported. It can help calibrate a sound card to a time signal and do frequency measurement tests. NOTICE: You must proceed to the Files section to locate the correct fldigi, flrig etal download for your particular operating system. Do not blithely use the big green Download button! Use the "Files" menu item or the "Browse All Files" link. -
15
Vidiot
Non-linear video editor targeted for home video editing.
Vidiot is a non-linear video editor targeted for home video editing. It supports compositing (scaling/rotating/positioning), cropping, changing speed, adding transitions and titles, trimming, key frames, etc. -
16
GoldenDict Professional
Feature-rich dictionary lookup program with OCR supported.
0. built-in fixes for a large number of issues with the official version 1. a simple plug-in mechanism added, based on which several OCR and audio playback engines plugged 2. completely refactored all implementations to reduce runtime CPU and memory footprint, also query efficiency improved 3. the future goal is to abstract functional extensions and dictionary formats processing into complete plug-ins to further enhance the scalability and maintainability 内置大量的官方版本问题的修正；先期添加了一个简单的插件机制，并基于该机制接入了多个 OCR 划词 和 音频播放 引擎；后期在增强易用性的基础上为提高查询效率、减少运行时 CPU 及 内存 占用、降低代码维护难度，完全重构了所有的实现；将来的目标是将功能扩展和词典格式处理抽象为完整的插件实现，以进一步增强应用的扩展性和可维护性。 -
17
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. -
18
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. -
19
Warzone 2100
RTS game with the theme of Strategy by Design
You command the forces of “The Project” in a battle to rebuild the world after mankind has almost been destroyed by nuclear missiles. The game offers a full campaign with optional (but strongly recommended!), videos, battle against four factions, multi-player and single-player skirmish modes, and an extensive tech tree and a full unit designer. Multi-player is also cross-platform, battle your friends with any OS, Windows, Linux or Mac, it all works seamlessly! We also offer 100% portable Windows builds, take the game and install it anywhere! Our source repo is now at https://github.com/Warzone2100/warzone2100 Warzone 2100 works on both 32 & 64 bit Windows Vista or higher, 32 or 64 bit Linux, & macOS 10.10+. -
20
QNAP NAS GPL Source
QNAP GPL Source
GPL source for QNAP Turbo NAS -
21
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.
-
22
-
23
dktools - Dirk Krauses tools
Drawing, graphics conversion, software development, administration.
GUI and command line tools for advanced users and administrators: wxdkdraw - Minimalistic drawing application for use with LaTeX, wxd2lat - Convert wxdkdraw files to LaTeX, bitmap2pp - Convert PNG/JPEG/TIFF/NetPBM to (E)PS or PDF, fig2lat - Convert XFig files to LaTeX, htmlbook - publish HTML like a book, dkcpre - C debugging and tracing preprocessor, itadmin - manage your IT using a MySQL/MariaDB database, dk-fic - file integrity checker, dk-ls - list files, output column order is configurable, dk-cat, dk-sort, dk-lines - text tools for *x and Windows, dk-send, dk-recv - transmit data stream, dk-t2h, dk-t2l - text to HTML or LaTeX conversion. -
24
XiaoLoong Dev-C++
An updated and improved fork of BloodShed/Orwell Dev-C++
XiaoLoong Dev-C++ is An updated and improved fork of Orwell Dev-C++, which is a beginner-friendly integrated development environment (IDE) for C and C++ programming language. Several known bugs were fixed, components are updated, and some new features are added. -
25
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.