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

  • Agentic AI SRE built for Engineering and DevOps teams. Icon
    Agentic AI SRE built for Engineering and DevOps teams.

    No More Time Lost to Troubleshooting

    NeuBird AI's agentic AI SRE delivers autonomous incident resolution, helping team cut MTTR up to 90% and reclaim engineering hours lost to troubleshooting.
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  • Premier Construction Software Icon
    Premier Construction Software

    Premier is a global leader in financial construction ERP software.

    Rated #1 Construction Accounting Software by Forbes Advisor in 2022 & 2023. Our modern SAAS solution is designed to meet the needs of General Contractors, Developers/Owners, Homebuilders & Specialty Contractors.
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  • 1
    The vi text editor, with a paperclip "assistant". Not for the humor impaired.
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    Downloads: 12 This Week
    Last Update:
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  • 2
    RefDB is a reference database and bibliography tool for SGML, XML, and LaTeX documents, sort of a Reference Manager or BibTeX for markup languages. It is portable and known to run on Linux, Free/NetBSD, OSX, Solaris, and Windows/Cygwin.
    Downloads: 7 This Week
    Last Update:
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  • 3
    PipeDream (Colton Software)

    PipeDream (Colton Software)

    An integrated word processor, spreadsheet and database for RISC OS

    PipeDream 4 can be used for word processing: to create letters, reports, invitations, film scripts and books. You can also use PipeDream 4 as a spreadsheet: to create ledgers, simple shopping lists, complex scientific models and cash flow forecasts. You can even use PipeDream 4 as a database for storing parts lists, names and addresses, details of personal collections and mark sheets. PipeDream 4 requires RISC OS 3.1 or later to run. If you only have RISC OS 2.0 or 2.01, PipeDream 3 is the one for you.
    Downloads: 10 This Week
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  • 4
    A universal suite of utilities for large corpora processing.
    Downloads: 10 This Week
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  • Iris Powered By Generali - Iris puts your customer in control of their identity. Icon
    Iris Powered By Generali - Iris puts your customer in control of their identity.

    Increase customer and employee retention by offering Onwatch identity protection today.

    Iris Identity Protection API sends identity monitoring and alerts data into your existing digital environment – an ideal solution for businesses that are looking to offer their customers identity protection services without having to build a new product or app from scratch.
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  • 5
    xmlroff is a fast, multilingual, multi-platform XSL formatter that transforms XSL-FO (or any XML with a stylesheet) into PDF or PostScript. New development is at http://xmlroff.org. This SF project is inactive.
    Downloads: 2 This Week
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  • 6
    Beaver
    Beaver is an Early AdVanced EditoR. Beaver is a GTK+2 editor designed to be Light-weight, Modular, Stylish
    Downloads: 8 This Week
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  • 7
    GNU FriBidi is the Free Implementation of the Unicode Bidirectional Algorithm. GNU FriBidi development has been moved to GitHub. See https://github.com/fribidi/fribidi/
    Downloads: 8 This Week
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  • 8
    Project Homepage is moved to http://cjkpython.i18n.org/
    Downloads: 8 This Week
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  • 9
    Voikko

    Voikko

    Library of linguistic tools

    Voikko is a spell checking, grammar checking, morphological analysis and hyphenation system. Spell checkers are available for multiple languages, other features for Finnish only.
    Downloads: 8 This Week
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  • Next-Gen Encryption for Post-Quantum Security | CLEAR by Quantum Knight Icon
    Next-Gen Encryption for Post-Quantum Security | CLEAR by Quantum Knight

    Lock Down Any Resource, Anywhere, Anytime

    CLEAR by Quantum Knight is a FIPS-140-3 validated encryption SDK engineered for enterprises requiring top-tier security. Offering robust post-quantum cryptography, CLEAR secures files, streaming media, databases, and networks with ease across over 30 modern platforms. Its compact design, smaller than a single smartphone image, ensures maximum efficiency and low energy consumption.
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  • 10
    IMPORTANT NOTE: This project has moved to Github: https://github.com/pkozelka/libxml2-pas Pascal units accessing the popular XML API from Daniel Veillard ( http://www.xmlsoft.org ). This should be usable at least from Kylix and Delphi, but hopefully also from other Pascal compilers (like freepascal).
    Downloads: 2 This Week
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  • 11
    Dockable Explorer Plugin for Notepad++ 4.0 and higher. Features: Tree, file list, Favorites, filtering, sorting and many more... Have a look here for main prog: http://notepad-plus.sourceforge.net/uk/about.php Try out and have fun
    Downloads: 2 This Week
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  • 12
    An alternative to the string library for C and C++ which is more functional and does not have buffer overflow problems.
    Downloads: 7 This Week
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  • 13
    Gtranslator is an enhanced gettext po file editor for the GNOME desktop environment. It handles all forms of gettext po files and include very useful features like Find/Replace, Translation Memory, different Translator Profiles, Messages Table (for having an overview of the translations/messages in the po file), Easy Navigation and Editing of translation messages & comments of the translation where accurate. Project has moved to GNOME mainland on https://wiki.gnome.org/Apps/Gtranslator.
    Downloads: 7 This Week
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  • 14
    This is a character and items editor for the game Diablo 2 (D2). This also features updates for the expansion pack Diablo 2 LOD. Features include stat editor, money, inventory, and gem upgrade system. Donations are needed and will soon be accepted!
    Downloads: 6 This Week
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  • 15
    GNOME Clipboard Manager is an environment made for managing your clipboards. It will automatically fetch new clipboards, and will push all the formats of that clipboard to a shelf
    Downloads: 6 This Week
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  • 16
    Shed is a hex editor written for unix/linux using ncurses, with a friendly pico-style interface. Shows data in ascii, hex, dec, oct and binary, and allows editing in all of these bases. Features also include searching and dumping.
    Downloads: 6 This Week
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  • 17
    DocFrac is a document converter that can convert between RTF, HTML and ASCII text. This includes RTF to HTML and HTML to RTF. Supports text formatting (e.g. bold); tables; and most European languages. Available for Windows; Linux; ActiveX and DLL.
    Downloads: 7 This Week
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  • 18
    Flat file extractor can be used for reading and parsing different flat file structures and printing them in different formats. ffe is a command line tool developed in GNU/Linux environment and it is distributed under GPL. Project moved to https://github.com/igitur/ffe
    Downloads: 3 This Week
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  • 19
    GNU nano is a GPLed clone of the Pico text editor. It aims to emulate Pico as closely as possible, while possibly adding new features. Nano has moved to Savannah. Please see http://savannah.gnu.org/projects/nano/ for current releases.
    Downloads: 3 This Week
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  • 20
    NunniMCAX is a minimal (19KB) C library for parsing XML. The API recall SAX and is sequential and event-driven. The parser strives to verify that the XML is well-formed, but no validation. NunniMCAX's FSM has been generated using NunniFSMGen
    Downloads: 3 This Week
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  • 21
    Word segmentation utility for Thai language written in C
    Downloads: 3 This Week
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  • 22
    General information, and a pack of tools for manipulating the Persian (Farsi) language and script, on different platforms and operating systems.
    Downloads: 5 This Week
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  • 23
    The FreeDOS Edlin project is the standard line editor in the FreeDOS operating system.
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    Downloads: 5 This Week
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  • 24
    TEA is a text editor that provides a wide range of text-processing functions (over 100) and the syntax highlighting. There are two branches of TEA: Qt-based and GTK-based.
    Downloads: 5 This Week
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  • 25
    Zile is a small, fast, and powerful Emacs clone. Zile is now a GNU program and it is developed at https://savannah.gnu.org/projects/zile/
    Downloads: 5 This Week
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