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.

  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB 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.
    Start Free
  • Enterprise-grade ITSM, for every business Icon
    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity.

    Freshservice is an intuitive, AI-powered platform that helps IT, operations, and business teams deliver exceptional service without the usual complexity. Automate repetitive tasks, resolve issues faster, and provide seamless support across the organization. From managing incidents and assets to driving smarter decisions, Freshservice makes it easy to stay efficient and scale with confidence.
    Try it Free
  • 1
    PDFBox is a Java PDF Library. This project will allow access to all of the components in a PDF document. More PDF manipulation features will be added as the project matures. This ships with a utility to take a PDF document and output a text file.
    Downloads: 11 This Week
    Last Update:
    See Project
  • 2
    javahexeditor Java Hex Editor

    javahexeditor Java Hex Editor

    A hex editor Eclipse plugin and multi-platform desktop application

    You can install the latest Eclipse plugin version from the update site https://javahexeditor.sourceforge.io/update or the Eclipse Marketplace https://marketplace.eclipse.org/content/java-hex-editor. Older versions of the Eclipse plugin are available via the update site for the version, e.g. https://javahexeditor.sourceforge.io/update/0.5.1 You can download the latest stand-alone version and older versions on the "Files" tab.
    Downloads: 24 This Week
    Last Update:
    See Project
  • 3
    JODReports is a solution for generating dynamic documents and reports in Java based on the OpenDocument format (ODF). Templates can be easily composed with a word processor such as OpenOffice.org Writer. Data sources include POJOs and XML.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 4
    Colorer Library
    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.
    Downloads: 8 This Week
    Last Update:
    See Project
  • Go From AI Idea to AI App Fast Icon
    Go From AI Idea to AI App Fast

    One platform to build, fine-tune, and deploy ML models. No MLOps team required.

    Access Gemini 3 and 200+ models. Build chatbots, agents, or custom models with built-in monitoring and scaling.
    Try Free
  • 5
    BinEd Binary/Hex Editor

    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.
    Downloads: 36 This Week
    Last Update:
    See Project
  • 6
    Leader badge
    Downloads: 36 This Week
    Last Update:
    See Project
  • 7

    Ghawwas_V4

    An open source system for Arabic corpora processing

    Ghawwas (previously known as Khawas) is an open source system for Arabic corpora processing. Ghawwas V4.0 provides the following main functions: a. Frequency list for single word and N-Grams b. Concordance c. Collocation (MI, CHI Squared, LL, T-Score, Z Score, Dice, Log Dice, Weirdness Coefficient) d. Lexical patterns search e. Two corpora frequency profile comparison based on MI, CHI, LL, T-Score, Z Score, Dice, Log Dice, Weirdness Coefficient f. Accept Windows and UTF-8 character encoding g. Accept TXT, DOC, DOCX, RTF and HTML formats h. Export the processing results in CSV file format
    Downloads: 17 This Week
    Last Update:
    See Project
  • 8
    odt2braille
    odt2braille is a Braille extension to OpenOffice.org Writer. odt2braille enables authors to print documents to a Braille embosser and to export documents as Braille files. The Braille output is well-formatted and highly customizable.
    Downloads: 17 This Week
    Last Update:
    See Project
  • 9
    Anaphraseus
    Anaphraseus is a CAT (Computer Aided Translation) tool, OpenOffice.org 2-3 macro set for OpenOffice/LibreOffice Writer similar to famous Wordfast. It works with the Wordfast Translation Memory format (*.TXT), and supports text segmentation.
    Downloads: 7 This Week
    Last Update:
    See Project
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 10
    Encrypted Notepad
    UPDATE 2024: Get a new version here: https://github.com/ivoras/EncryptedNotepad2 "Encrypted Notepad" does only one thing, but aims to do it perfectly - a Notepad-like simple text editor where files are saved (and later loaded) encrypted with industrial strength algorithms. Available both for the desktop (as a Java application) and on Android. Unencrypted data is never stored on-disk. Source is released (on SourceForge) under the BSD license.
    Downloads: 11 This Week
    Last Update:
    See Project
  • 11
    XML Editor/Validator/Designer with CAMV

    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
    Downloads: 5 This Week
    Last Update:
    See Project
  • 12
    ChordSmith

    ChordSmith

    Chordpro editor that can display, transpose and print song sheets.

    ChordSmith is a chordpro editor that can display, transpose and print song sheets containing chords and lyrics. It can also edit and convert song sheet formats (including Harmonica tabs) between chordpro format (chords in square brackets in line with lyrics) and two-line format (chords above lyrics). You can find many free sources of song sheets in both formats on the Internet. More information at https://chordsmith.sourceforge.io/ Here are just a few of ChordSmith's many features:
    Downloads: 27 This Week
    Last Update:
    See Project
  • 13
    Marathi / Hindi Typing
    Marathi Hindi Phonetic typing. We can type Marathi/Hindi typing as phonetic. Copy Marathi/Hindi, use any where. For any information Kindly contact nitin.tkarale@gmail.com
    Downloads: 9 This Week
    Last Update:
    See Project
  • 14
    A Java/.NET full-featured cross-platform Vietnamese Unicode text editor. Open, edit, spell check, print, convert, sort, and save Vietnamese text-based files in Unicode formats.
    Downloads: 9 This Week
    Last Update:
    See Project
  • 15
    KKTechGameMaster is a word editor and random name generator for role-playing aid to help Game Masters in the fulfillment of new adventures. The suite covers desktop and mobile applications with different languages (VB6, VB .NET, Java, J2ME).
    Downloads: 25 This Week
    Last Update:
    See Project
  • 16
    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: 4 This Week
    Last Update:
    See Project
  • 17
    Early Access iText, a PDF generation library in Java
    Downloads: 10 This Week
    Last Update:
    See Project
  • 18
    RText is a customizable programmer's text editor written in Java. Some of its features include: syntax highlighting, editing multiple documents at once, printing and print preview, find/replace/find in files dialogs, undo/redo, and online help.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 19
    JWordProcessor - Java RTF Editor

    JWordProcessor - Java RTF Editor

    Your simple RTF editor completely in Java

    A simple Rich Text Editor made entirely in Java Swing. You can format the content with the profits advanced control panels to manage the font, style and color of the text, paragraphs and proceed to check the spelling of content. Finally you can insert pictures from your file system and use keyboard shortcuts to open the menu and activate the panels for advanced text formatting. ================================= Get Android App - https://play.google.com/store/apps/details?id=com.ulm.simplehtmleditor ================================= Get your Chrome extension: http://bit.ly/1RFMhuj
    Downloads: 5 This Week
    Last Update:
    See Project
  • 20
    PDF Clown

    PDF Clown

    General-Purpose PDF Library for Java and .NET

    PDF Clown is a general-purpose Java and .NET library for manipulating PDF files through multiple abstraction layers, rigorously adhering to PDF 1.7 specification (ISO 32000-1). This project aims to provide a universal access to PDF files (creation, reading, editing, rendering...) through an accurate and elegant object-oriented API. * Features: http://pdfclown.org/overview/features/ * Overview: http://pdfclown.org/overview/architecture/ * Website: http://pdfclown.org/ * Blog: http://www.pdfclown.org/blog/ * Twitter: https://twitter.com/PDFClown
    Downloads: 3 This Week
    Last Update:
    See Project
  • 21
    Mindolph

    Mindolph

    Mindolph is an open source desktop PKM software with Gen-AI support.

    Mindolph is an open source personal knowledge management software with Gen-AI support for all desktop platforms.
    Downloads: 12 This Week
    Last Update:
    See Project
  • 22
    JOrtho - Java Orthography Checker
    JOrtho is a spell checker for Java. The library works with any JTextComponent from the swing framework. The dictionary is based on the free Wiktionary.org and applicable for multiple languages. You can select the spellchecking language via context menu.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 23
    Quex is a one-click german-english english-german translator/dictionary written in Java. It contains more than 500.000 translations, synonyms and examples. It works offline and needs no installation. Just 3 mb filesize!
    Leader badge
    Downloads: 4 This Week
    Last Update:
    See Project
  • 24
    The DITA Open Toolkit is an implementation of the OASIS DITA XML Specification. The Toolkit transforms DITA content into many deliverable formats. See https://www.dita-ot.org/ for documentation and links to downloads. The source code and issue trackers have been moved to https://github.com/dita-ot/dita-ot
    Downloads: 2 This Week
    Last Update:
    See Project
  • 25
    GATE
    NOTE THAT THE SOURCE CODE AND ISSUE TRACKER HAVE NOW MOVED TO GITHUB. FIND US AT https://github.com/GateNLP/ GATE (General Architecture for Text Engineering) is an architecture, framework and development environment for developing, evaluating and embedding Human Language Technology. See http://gate.ac.uk for full details.
    Downloads: 2 This Week
    Last Update:
    See Project
MongoDB Logo MongoDB