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

  • MicroStation by Bentley Systems is the trusted computer-aided design (CAD) software built specifically for infrastructure design. Icon
    MicroStation by Bentley Systems is the trusted computer-aided design (CAD) software built specifically for infrastructure design.

    Microstation enables architects, engineers, and designers to create precise 2D and 3D drawings that bring complex projects to life.

    MicroStation is the only computer-aided design software for infrastructure design, helping architects and engineers like you bring their vision to life, present their designs to their clients, and deliver their projects to the community.
    Learn More
  • The AI workplace management platform Icon
    The AI workplace management platform

    Plan smart spaces, connect teams, manage assets, and get insights with the leading AI-powered operating system for the built world.

    By combining AI workflows, predictive intelligence, and automated insights, OfficeSpace gives leaders a complete view of how their spaces are used and how people work. Facilities, IT, HR, and Real Estate teams use OfficeSpace to optimize space utilization, enhance employee experience, and reduce portfolio costs with precision.
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  • 1
    Vex is a CSS-styled XML editor based on the Eclipse platform. It provides a word processor-like interface for document-style XML documents such as DocBook and xhtml.
    Downloads: 6 This Week
    Last Update:
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  • 2
    Downloads: 6 This Week
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  • 3
    Jericho HTML Parser is a java library allowing analysis and manipulation of parts of an HTML document, including server-side tags, while reproducing verbatim any unrecognised or invalid HTML.
    Downloads: 1 This Week
    Last Update:
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  • 4
    RTextDoc

    RTextDoc

    An editor for structured documents

    RTextDoc is an editor for structured text documents such as LaTeX, AsciiDoc, DocBook. RTextDoc has proofreading capabilities: on-the-fly spelling, instant grammar checking and built-in free dictionaries. RTextDoc has syntax highlighting, bracket matching, folding, document structure browser for sections and labels, bookmarks, manager for LaTeX symbols, an editor for mathematical equations,integrated BibTeX database manager and several tools to convert LaTeX to HTML and back. AsciiDoc files can be converted to DocBook, HTML and PDF files.
    Downloads: 2 This Week
    Last Update:
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  • The full-stack observability platform that protects your dataLayer, tags and conversion data Icon
    The full-stack observability platform that protects your dataLayer, tags and conversion data

    Stop losing revenue to bad data today. and protect your marketing data with Code-Cube.io.

    Code-Cube.io detects issues instantly, alerts you in real time and helps you resolve them fast. No manual QA. No unreliable data. Just data you can trust and act on.
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  • 5
    oStorybook

    oStorybook

    oStorybook original, the writer's tool

    oStorybook un outil pour les écrivains. ATTENTION : voir sur http://ostorybook.eu --en_EN oStorybook a tool for writers. WARNING : see on http://ostorybook.eu.
    Downloads: 1 This Week
    Last Update:
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  • 6
    The DocBook Publishing Utilities tools, which make creation and publishing of DocBook easier. The tools are: Maven plug-in to Transform HTML into XML (use after docbkx); Eclipse DocBook table editor; Eclipse wizards for initial DocBook files.
    Downloads: 5 This Week
    Last Update:
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  • 7
    File2XLIFF4j is a java based library for converting files to the XLIFF standard. Additional file type converters can be added.
    Downloads: 5 This Week
    Last Update:
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  • 8
    A cross-platform Vietnamese Input Method Editor. Enable entry of Vietnamese Unicode text in Java's AWT and Swing text components.
    Downloads: 5 This Week
    Last Update:
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  • 9
    Brahmi project aims at producing Java Input Methods and OpenType fonts for Indian languages. They are bundled with Brahmi - Word Processor which installs the fonts, Input Methods and font.properties files
    Downloads: 4 This Week
    Last Update:
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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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  • 10
    Downloads: 4 This Week
    Last Update:
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  • 11
    WYSIWYG XML Editor for mathematical/text document creation and for technical use(FO, MathML, Svg). Using XSLT for producing view. View is rendered by: FOP and JEuclid. Editation is context sensitive. Eclipse RCP application, extendable by plugins.
    Downloads: 4 This Week
    Last Update:
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  • 12
    HTMLtools includes several Java HTML tools for preparing Web pages. The HTMLtools program automates batch conversion of tab-delimited spreadsheet text files to HTML Web-page files, file & table editing, keyword mapping, templates, and more.
    Downloads: 4 This Week
    Last Update:
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  • 13
    JCrypt is a framework for developing cryptological and cryptographical programs.
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    Downloads: 4 This Week
    Last Update:
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  • 14
    There are currently no Java OpenSource spell checkers. This is a project that is seeks to remedy that. Jazz is based on most of the algorithms that aspell has -- so the suggestions they come up with are very similar.
    Downloads: 4 This Week
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  • 15
    A Java application that attempts to make sense of the multiple encodings that exist for the representation of human languages on a computer. Helps ease the transition to Unicode as well as allow conversion among legacy formats.
    Downloads: 4 This Week
    Last Update:
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  • 16
    Novelang is a document generator based on a Wiki syntax.
    Downloads: 4 This Week
    Last Update:
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  • 17
    Velocity Editor Plugin

    Velocity Editor Plugin

    VTL (Velocity Template Language) edit support for the NetBeans IDE.

    Provides basic support to Velocity's *.vm and *.vsl files. Syntax coloring, basic error highlighting and braces matching is achieved with a lexer and parser based on Apache Velocity's 1.6.2 specification and compiled with JavaCC 5.0.
    Downloads: 4 This Week
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  • 18
    XDoc is schema-aware XML editor
    Downloads: 4 This Week
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  • 19
    The application is a text converter (RTF to PDF). The user can select a source .rtf file and then choose a destination file(.pdf). The RTF file is converted to PDF file. Based on vPDF @ http://sourceforge.net/projects/vpdf but supports text alignment.
    Downloads: 4 This Week
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  • 20
    ReadManiac is bookreader for phones with JavaME support.
    Downloads: 1 This Week
    Last Update:
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  • 21

    omegat-plugins

    OBSOLETE AS OF OMEGAT 3.0.3. DO NOT USE.

    OBSOLETE AS OF OMEGAT 3.0.3. DO NOT USE. Third-party plugins for OmegaT (https://sourceforge.net/projects/omegat)
    Downloads: 1 This Week
    Last Update:
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  • 22
    NotepadXX

    NotepadXX

    NotepadXX: A Lightweight, Powerful Text Editor for Every User

    📝 NotepadXX is your all-in-one, cross-platform text editor — lightning-fast, powerful, and designed to boost your productivity. Built with Java and optimized for Windows & Linux, it combines the simplicity of Notepad with advanced features modern developers love. 🔥 Key Highlights: Real-time code linting (ANTLR-powered) with tooltips Live Markdown preview (split view or pop-out) Built-in terminal, file explorer & browser launchers 6 beautiful themes (Dark, Light, Darcula, macOS) Blazing-fast UI with JavaFX/Swing hybrid Fully offline & privacy-respecting (zero telemetry) 🐞 Bug Fixes in v1.2.1 Fixed crash when Markdown Preview is triggered on systems without JavaFX (now shows a friendly error message). Prevented JavaFX WebView from initializing on headless systems to avoid startup errors. Resolved fallback issue: now switches correctly to Swing JFileChooser when JavaFX is unavailable. Improved error dialog display for Markdown Preview failures.
    Downloads: 2 This Week
    Last Update:
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  • 23
    bitext2tmx CAT bitext aligner/converter
    A free computer-aided translation / computer-assisted translation (CAT) tool to align and converter bitext into TMX translation memory format to be used in other CAT tools by translators and other language professionals.
    Downloads: 2 This Week
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  • 24

    majix

    RTF to XML Converter

    With MajiX you can automatically transform RTF files (Microsoft Word files) in XML. MajiX is Java compliant. You can convert Headings, lists (numbered or not), tables, bold, italics, underline and some more.
    Downloads: 2 This Week
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  • 25
    Datastream Pro is a user friendly, 100% pure java, desktop application designed to interface to multiple RDBMS systems simultaneously. Easily browse and maintain data in your database, write queries and perform database entity maintenance.
    Downloads: 3 This Week
    Last Update:
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