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

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    OmegaT - multiplatform CAT tool

    OmegaT - multiplatform CAT tool

    The free computer aided translation (CAT) tool for professionals

    OmegaT is a free and open source multiplatform Computer Assisted Translation tool with fuzzy matching, translation memory, keyword search, glossaries, and translation leveraging into updated projects.
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    Downloads: 1,581 This Week
    Last Update:
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  • 2
    XMLStarlet is a set of command line utilities (tools) to transform, query, validate, and edit XML documents and files using simple set of shell commands in similar way it is done for text files with UNIX grep, sed, awk, diff, patch, join, etc utilities.
    Leader badge
    Downloads: 1,091 This Week
    Last Update:
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  • 3
    wxMEdit

    wxMEdit

    wxMEdit, Cross-platform Text/Hex Editor, Improved Version of MadEdit

    •Added automatically checking for updates •Added bookmark support •Added right-click context menu for each tab •Added purging histories support •Added selecting a line by triple click •Added FreeBASIC syntax file •Added an option to place configuration files into %APPDATA% directory under Windows •Improved support for Find/Replace •Improved Mac OS X support •Improved system integration under Windows •Improved encoding detection result •Improved Hex editing support •Added more choices for data format copying/pasting in Hex Area •Added new feature: Paste with Overwriting in Hex Area •Improved encoding support --Added grouping of encodings --Added new encodings: ISO-8859-16,CP1258,KOI8-R/U,GB18030,CP850,CP852,CP855,CP866,CP437 for ASCII-Art •Redesigned dialogs with Code::Blocks wxSmith •Updated translations --Added Spanish,Russian,German,Polish translation --Updated Chinese and Japanese translations •Other fixes and changes
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    Downloads: 164 This Week
    Last Update:
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  • 4
    Ada Class Library

    Ada Class Library

    Ada Class Library - an object orientated library for Ada.

    Text search and replace. Scripting (small tool programs). CGI scripts. Execution of external programs (incl. I/O redirection). Garbage Collection. Extendended Booch Components. CD-Recorder
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    Downloads: 71 This Week
    Last Update:
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  • 5
    OmegaT+ CAT Tools
    A translation tools suite for Computer-Aided Translation / Computer-Assisted Translation (CAT). A translation processor with translation memory, machine translation and project support, bitext aligner/converter, TMX validator, and others.
    Downloads: 6 This Week
    Last Update:
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  • 6
    SciTECO

    SciTECO

    Advanced TECO dialect and interactive screen editor based on Scintilla

    SciTECO is an interactive TECO dialect, similar to Video TECO. It also adds features from classic TECO-11, as well as unique new ideas. Project development takes place here: https://git.fmsbw.de/sciteco The download archive is mirrored at Sourceforge, but for nightly builds check out: https://sciteco.fmsbw.de/downloads/nightly/
    Downloads: 7 This Week
    Last Update:
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  • 7
    XSL-FO Formatting markup WYSIWYG editor & PDF tree BookMark. XML document which is most often used as PDFs or RTF generator. It can read and edit 95% from Apache fop sample. Export to fo,pdf,rtf,tif fax, page, Import fo,html,page,odt OpenOffice 1-2
    Downloads: 4 This Week
    Last Update:
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  • 8
    Mickey is a hex/ascii file viewer and editor that runs on all major operating systems thanks to FLTK.
    Downloads: 2 This Week
    Last Update:
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  • 9
    RSane Publisher allows a team of authors to easily maintain shared documents. Publisher speeds authoring of large structured documents, especially technical, business, and reference materials. Runs on Java, JBoss, and Tomcat.
    Downloads: 1 This Week
    Last Update:
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    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

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  • 10
    myScite

    myScite

    The allRound pocket sized CodeEditor.

    Refurbished Scintilla.orgs/SciTE with some additional patches. -- Features -- - Full MinGW and GTK SDKs Autocomplete.(190+) - Do system scripting (bash, applescript, cmd, powershell, perl, j/vbscript, awk) - Examine all sorts of data files (sql, regedit, mib, xml, yaml, json, vcard ...) - Review difference and patch files - Create makefiles (gnu make / cmake) - Edit html, css and config files (with calltips) - Describe circuits in vhdl and spice. ... - And finally; read & write source code: - [ Syntax highlighted ] - go, vala, pike, swift, flash, ch, rust - [ Calltip assisted ] - c/cpp11, js&jQuery, python, php, ruby, lua, c#, java, perl --Others-- - Restructured config files with inline docs - Scriptable via lua Extension. - Provides theming, a customizeable toolbar, a sidebar with a File Browser and a cleaned up options Menu. --- Summary --- Enjoy your vlc for sourceCode lecture ;) (30Langs)
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    Downloads: 1 This Week
    Last Update:
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  • 11
    JResEditor eases the editing of java resource files. It provides validation and allows easy comparison of multiple resource files. The GUI allows easy navigation to any key and provides wizards to create keys and new resource files.
    Downloads: 0 This Week
    Last Update:
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  • 12
    Open Source software that I have developed or maintained.
    Downloads: 0 This Week
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  • 13
    Vim4J is a new fork of the Vim code with a GUI implemented in Java AWT code. The main project goal is to provide not only a standalone Java-based GUI Vim application, but to also provide an Vim component suitable for embedding into a Java-based IDE.
    Downloads: 0 This Week
    Last Update:
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  • 14
    XMLProg is a DTD(XMLSchema) for programmers to write Programs in an XML editor (particularily tree editor). Structure cannot be in error due to errant brace, Extreme Programming writing func spec and unit test data first can be enforced. Output can be tra
    Downloads: 0 This Week
    Last Update:
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  • 15
    A bundle of lisp extensions, largely original, for GNU Emacs with the goal to obtain a more user friendly and powerful interface. The new features include contextual tool bars, new TeX interface, very complete menus, and a well structured IDE.
    Downloads: 0 This Week
    Last Update:
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  • 16
    led-text-editor

    led-text-editor

    A simple and easy-to-use but yet powerful line-oriented text editor.

    led is a simple and easy-to-use but yet powerful line-oriented text editor. It is written in Urn Lisp and compiled to Lua, so it is available for every platform where Lua (version 5.1 or higher) is available as well; however some special features are available only with Lua 5.1 (or LuaJIT) on AmigaOS, MorphOS, AROS and UNIX with XTerm. The latest release (18-Mar-2021) now supports also scripts.
    Downloads: 0 This Week
    Last Update:
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  • 17

    strtools

    A command line utility for common string functions

    What to quickly know the length of a string? Convert to upper or lower case? We introduce... strtools. The command line utility that should be included in all operating systems. A useful wrapper for programming, debugging and scripting.
    Downloads: 0 This Week
    Last Update:
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  • 18
    JPDF Tools
    JPDF Tools is a GUI java program built on the JPDF Export library. Its main aim is to create pdf files by inserting texts, images or tables. Users can also merge PDF files, split PDF files, merge images into PDF files and soon convert from and to PDF files.
    Downloads: 3 This Week
    Last Update:
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