Open Source Text Editors
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Text Editors
View 39 business solutionsBrowse free open source Text Editors and projects for Mac and Linux 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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Fully Managed MySQL, PostgreSQL, and SQL ServerCloud SQL handles your database ops end to end, so you can focus on your app.
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Gemini 3 and 200+ AI Models on One PlatformBuild generative AI apps with Vertex AI. Switch between models without switching platforms.
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KDiff3
A graphical text difference analyzer
This repository is no longer maintained and is kept for archival purposes. See https://invent.kde.org/sdk/kdiff3 for the newest code and https://download.kde.org/stable/kdiff3/ for release bundles. All bugs should be filed at bugs.kde.org. KDiff3 is a graphical text difference analyzer for up to 3 input files, provides character-by-character analysis and a text merge tool with integrated editor. It can also compare and merge directories. Platform-independant. -
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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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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.
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jEdit
jEdit is a programmer's text editor written in Java.
jEdit is a programmer's text editor written in Java. It uses the Swing toolkit for the GUI and can be configured as a rather powerful IDE through the use of its plugin architecture. -
Forever Free Full-Stack Observability | Grafana CloudBuilt on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
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Hunspell is a spell checker and morphological analyzer library and program designed for languages with rich morphology and complex compounding or character encoding. Hunspell interfaces: Curses, Ispell compatible pipe interface, OpenOffice.org UNO module
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Kile LaTeX Editor
Kile is a feature-rich LaTeX editor
Kile is a LaTeX editor, a TeX shell that simplifies the creation of LaTeX documents. -
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Allows editing of any size file in hexadecimal, decimal and ASCII. A great tool that allows you to edit and analyze the contents for either the data or resource fork of any type of file. 68K, PPC and Carbon run on MacOS 7-9 and X.
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Notepad--
Notepad for Windows, Linux, and Mac platforms
Notepad-- a text editor written in C++ that works seamlessly across Windows, Linux, and Mac platforms. Our aim is to eventually surpass Notepad++, with a particular focus on the MacOS and Chinese UOS operating system. Unlike Notepad++, our advantage lies in our cross-platform compatibility and support for various OSes. If you are using MacOS and want to find a useful text editor, please try Ndd, it won't disappoint you. My Github homepage is: https://github.com/cxasm/notepad-- -
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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 -
MongoDB Atlas runs apps anywhereMongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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RecordEditor
Editor for Fixed Width, Csv and Existing Xml files.
The RecordEditor is a Data File editor for Flat Files (delimited and fixed field position). It supports Unix / PC / Legacy (e.g. Mainframe) file formats, both Text and binary files. The Editor uses a Record-Layout description to format the files. This is ideal for Fixed width (Text or Binary) files, Cobol Data Files, Mainframe files and complicated Csv files. Cobol Copybooks can be used to format Cobol Data files. As well as an editor, The following utilities are supplied * Formatted Compare * File Copy and reformat Utility * FileWizard this is use to work out the format of a File. It can generally find both Text and binary / packed deicimal fields in a file For Simple Csv you should look at its sister project reCsvEditor. Note: The core Editor code is also used in the "Protocol buffers editor" and "Avro Editor" -
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Command-line/Ant-task/embeddable text file preprocessor. Macros, flow control, expressions. Recursive directory processing. Extensible in Java to display data from any data sources (as database). Can generate complete homepages (tree of HTML-s, images, etc.)
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iText®, a JAVA PDF library
PDF Library for Developers
iText is an open-source PDF library available for Java and .NET (C#). iText allows you to effortlessly generate and manipulate standards-compliant PDF documents with a powerful and feature-rich SDK. With iText, you can create archivable and accessible PDFs, split and merge documents, fill and flatten forms, digitally sign documents, and more. iText add-ons enable additional functionality, such as PDF creation from HTML templates, secure redaction, OCR, and much more. The latest versions of iText build on the success of previous versions and feature an improved document engine, high and low-level programming capabilities, and a more efficient modular structure. iText represents the next level for developers looking to leverage PDF in document workflows. The main project page for iText is now on GitHub, and all the latest releases, code samples, open source add-ons and tools, etc. can be found at https://github.com/itext/. -
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SE|PY is an ActionScript editor written in python, wxPython and using scintilla for text highlight, code collapsing. some features: snippets panel, functions panel and much more. Contain also Flush
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JuffEd is a free, cross-platform text editor for programmers and advanced users. Has syntax highlighting for many languages, code folding, find/replace using plain text and regexps, code completion, multiple charsets and many other useful features.
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Search and replace operations on file content accross multiple files. Recursive operations within entire directory trees. FAR comes with support for regular expressions (regex) over multiple lines, automatic backup and various character encodings. Run grep like extractions to condense or rearrange sources, or perform bulk file renaming.
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jdTextEdit
jdTextEdit is a powerful texteditor with a lot of features
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XML Editor/Validator/Designer with CAMV
CAM XML Editor for XML+JSON+Hibernate+SQL Open-XDX sponsored by Oracle
The CAM editor is the leading open source XML Editor/Validation/Schema toolset for rapidly building / deploying XML /JSON /Hibernate /SQL data /Forms applications. Visual WYSIWYG data design, rule entry wizards + drag & drop dictionary components. Will import, analyze / refactor from XML Schema / JSON. Oracle is a proud enterprise sponsor; with NIEM.gov support. Do SQL data import/map+ Open Data API delivery+ Hibernate JPA + UI Forms/Pencil Makes XSD schema (default, flatten, NIEM, & OASIS modes) + JAXB bindings; Mindmap FreeMind or UML models(XMI); XML unit test & live SQL data; HTML docs + spreadsheets (NIEM IEPDs). Canonical component dictionaries from schema sets, SQL, JSON, ERwin XSD, or spreadsheets. The XML CAM templates (OASIS standard) store the exchange structure, content model, code lists, DBMappings, SQL lookups+business rules (XPath). Java CAMV XML/JSON validation engine is a complete exchange test framework [XMLUnit, TEAM(Schematron)]. Java/Eclipse +Saxon/XSL -
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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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Colorer provides source text syntax highlighting services. It colorizes source codes in editor systems (more than 200 syntaxes). Uses powerful HRC format(XML, RE, context free grammas), allowing to support any language. Available as Eclipse plugin.
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Properties Editor
Save time and effort of converting into Unicode through native2ascii
Properties Editor can directly edit property files written in Unicode reference characters, eliminating the need to convert to Unicode. In addition to the usual editor functions, it can also be used as an Eclipse plug-in. When you unzip the file, when you unzip the downloaded zip file, a folder called eclipse will be created, and within that there will be folders called features and plugins. Copy this over the actual eclipse folder. Development using the properties file is performed by Java by the setting file of J2EE application, internationalization correspondence with desktop application, etc. being sufficient. However, you have to change the multi-byte character in a file into Unicode with the native2ascii tool of attachment in J2SDK on the character platform un-depending. This editor can directly edit property files written in Unicode reference characters, and saves the time and effort of converting into Unicode through native2ascii. -
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Vrapper
Vim-like editing in Eclipse
Vrapper is an eclipse plugin which acts as a wrapper for existing eclipse text editors to provide a Vim-like input scheme for moving around and editing text. Eclipse Update Site: http://vrapper.sourceforge.net/update-site/stable -
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BinEd Binary/Hex Editor
Binary / hex editor and component written in Java
Free and open source hex editor written in Java. This is standalone desktop app, library for Java applications as well as variants for Java IDEs are also available. -
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ArmedBear (ABCL) is a Common Lisp written in Java. Its compiler produces JVM byte code, tapping into the 'write once, run everywhere' philosophy of Java. J is a text editor written in Java featuring e.g. syntax highlighting and automatic indenting.
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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.
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