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

  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    The database for AI-powered applications.

    MongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.
    Start Free
  • Keep company data safe with Chrome Enterprise Icon
    Keep company data safe with Chrome Enterprise

    Protect your business with AI policies and data loss prevention in the browser

    Make AI work your way with Chrome Enterprise. Block unapproved sites and set custom data controls that align with your company's policies.
    Download Chrome
  • 1
    Freeplane

    Freeplane

    Application for Mind Mapping, Knowledge and Project Management

    Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way. -> https://freeplane.org/ -> https://github.com/freeplane/freeplane
    Leader badge
    Downloads: 6,175 This Week
    Last Update:
    See Project
  • 2
    ProjectLibre - Project Management

    ProjectLibre - Project Management

    #1 alternative to Microsoft Project : Project Management & Gantt Chart

    ProjectLibre project management software: #1 free alternative to Microsoft Project w/ 7.8M+ downloads in 193 countries. ProjectLibre is a replacement of MS Project & includes Gantt Chart, Network Diagram, WBS, Earned Value etc. This site downloads our FOSS desktop app. 🌐 Try the Cloud: http://www.projectlibre.com/register/trial We also offer ProjectLibre Cloud—a subscription, AI-powered SaaS for teams & enterprises. Cloud supports multi-project management w/ role-based access, central resource pool, Dashboard, Portfolio View 💡 The AI Cloud version can generate full project plans (tasks, durations, dependencies) from a natural language prompt — in any language. 🌐 Try the Cloud: http://www.projectlibre.com/register/trial 💻 Mac tip: If blocked, go to System Preferences → Security → Allow install 🏆 InfoWorld “Best of Open Source” • Used at 1,700+ universities • 250K+ community 🙏 Support us: http://www.gofundme.com/f/projectlibre-free-open-source-development
    Leader badge
    Downloads: 15,542 This Week
    Last Update:
    See Project
  • 3
    JSignPdf
    JSignPdf is an open-source Java application that adds digital signatures to PDF documents.
    Leader badge
    Downloads: 770 This Week
    Last Update:
    See Project
  • 4
    winPenPack

    winPenPack

    The portable software collection

    winPenPack is a project that aims at collecting the most frequently used and most popular open source applications made portable, so that they can be executed without installation from any USB Flash Drive or Hard Disk. The winPenPack suites offer a wide range of portable applications like office tools, internet tools, multimedia tools, development tools, security applications and other frequently used utilities. Everything you need, completely free, open source and portable!
    Leader badge
    Downloads: 531 This Week
    Last Update:
    See Project
  • Collect! is a highly configurable debt collection software Icon
    Collect! is a highly configurable debt collection software

    Everything that matters to debt collection, all in one solution.

    The flexible & scalable debt collection software built to automate your workflow. From startup to enterprise, we have the solution for you.
    Learn More
  • 5
    OpenProj - Project Management

    OpenProj - Project Management

    Open Source desktop project management

    OpenProj is an open-source desktop project management application similar to Microsoft Project. OpenProj has a familiar user interface and even opens existing MS Project files. OpenProj is interoperable with Project, Gantt Charts and PERT charts.
    Leader badge
    Downloads: 388 This Week
    Last Update:
    See Project
  • 6
    CoGrOO: Open|LibreOffice Grammar Checker
    CoGrOO (A LibreOffice & OpenOffice.org Grammar Checker), the only open source Portuguese grammar checker that can be used with LibreOffice & OpenOffice.org.
    Leader badge
    Downloads: 65 This Week
    Last Update:
    See Project
  • 7
    JExcelApi is a java library which provides the ability to read, write, and modify Microsoft Excel spreadsheets. This project mirrors the files on http://www.jexcelapi.org, which has been known to go down on occasion.
    Leader badge
    Downloads: 79 This Week
    Last Update:
    See Project
  • 8
    OxygenOffice Professional(OOOP, O2OP)is an enhanced version of free OpenOffice.org what is a multi-platform office productivity suite.OxygenOffice Professional contains more extras like templates, cliparts, samples, fonts and VBA support. Get 3.2.1
    Downloads: 35 This Week
    Last Update:
    See Project
  • 9
    Writer2LaTeX and Writer2xhtml is a collection of converters from OpenDocument Format (ODF) to LaTeX/BibTeX, HTML+MathML and EPUB. It is delivered as a standalone java library, as a command line application and as extensions for LibreOffice.
    Leader badge
    Downloads: 25 This Week
    Last Update:
    See Project
  • FusionAuth: Authentication and User Management Software Icon
    FusionAuth: Authentication and User Management Software

    Offer your users flexible authentication options, including passwords, passwordless, single sign-on (SSO), and multi-factor authentication (MFA).

    FusionAuth adds login, registration, SSO, MFA, and a bazillion other features to your app in days - not months.
    Learn More
  • 10
    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.
    Leader badge
    Downloads: 17 This Week
    Last Update:
    See Project
  • 11
    oopinyinguide
    OO Pinyin Guide is a Java extension for OpenOffice 3 or higher. It enables the user to add pinyin transliteration over Chinese characters inside a text document. This tool can be useful for people learning or teaching Chinese.
    Leader badge
    Downloads: 16 This Week
    Last Update:
    See Project
  • 12

    Mr Tooth Dental Software

    The Mr Tooth aims to manage dental clinics

    The software basically consists of a simple and functional application for a dental office, aimed at streamlining administration processes them. Done through an analysis of the data that is processed through reports, did during his visits to the clinic. Through a previously scheduled interview with staff of this clinic noticed the lack of technology making it difficult to register and control the flow of patients and payments.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 13
    openPDF
    openPDF is based on a several open source software products, such as iText, JPedal, CryptoApplet among others. Allow users to view/modify PDF documents and forms, barcodes generation, data extraction and signature validation.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 14
    The Cryptographic Hash Functions UNO Component for OpenOffice.org computes hashes (message digests) of text and files using following hashing algorithms: MD2, MD5, SHA-1, SHA-256, SHA-384 and SHA-512
    Downloads: 3 This Week
    Last Update:
    See Project
  • 15
    OpenCards is a flashcard learning extension for OpenOffice Impress. The basic idea of OpenCards is to use slide-titles as flashcard fronts and the slide contents as their backs.
    Leader badge
    Downloads: 5 This Week
    Last Update:
    See Project
  • 16

    AccessODF

    ODF Accessibility Checker for OpenOffice.org and LibreOffice Writer

    AccessODF is an extension for ODF accessibility evaluation and repair in LibreOffice Writer and OpenOffice.org Writer. It supports the creation of word processing documents that are more accessible for people with disabilities, and checks the compatibility with DAISY and Braille.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 17
    Analysis

    Analysis

    Application to creating charts.

    The goal of project is delivering useful and simple tools to creating charts. Functionality is provided by modules/plugins (OSGi technology). It allows you to create your plugins or customize Analysis application (by changing installed plugins in application). The Application, thanks to JAVA technology, is portable on the most operating system. In Files page you can find the application and also patches to its.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 18
    Xelem is a compact Java-library to read and write Excel files of type SpreadsheetML. It can produce sophisticated, intricate and complex spreadsheets from within any Java program. And, since the release of xelem.2.0, it can read xml-spreadsheets.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 19
    Mass File Renamer

    Mass File Renamer

    mass file renamer

    This is a software to rename all files within a folder with a specified starting name and file extension. CHECK OUT AND SUPPORT MY LATEST ANDROID PROJECTS IN HERE: https://play.google.com/store/apps/developer?id=Deepak+PK
    Downloads: 2 This Week
    Last Update:
    See Project
  • 20
    OS Optiek is a open source customer relationship management (CRM) software application for opticians.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 21
    XFLOW is a pure Open Source J2EE platform for building, executing and managing workflows/business processes. Using XFLOW you can easily workflow-enable your existing applications and components. XFLOW is designed to be extensible, easy to manage & deploy
    Downloads: 2 This Week
    Last Update:
    See Project
  • 22
    DKSWordArt est une librairie développée entièrement en Java permettant de créer des titres originaux et personnalisable. Vous avez ainsi la possibilité de modifier le texte, la police, la bordure, la texture, l'ombre et déformer le texte . DKSWord
    Downloads: 2 This Week
    Last Update:
    See Project
  • 23
    Java Calculator

    Java Calculator

    Supports PEDMAS order of computation and Reverse Polish Notation Gener

    Generates the Reverse Polish Notation (Postfix) expression form of an arithmetic expression in (Infix) form. Performs the computation of the arithmetic expression if Integers or Floating point numbers are used in the expression. Supports PEDMAS order of computation, thus, all the operators of Exponentiation, Division, Multiplication, Addition and Subtraction, as well as using Parentheses for grouping and prioritization is all handled.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 24
    a program that will maintain a library system. The system manages books information, library visitors, borrowing, ...etc
    Downloads: 1 This Week
    Last Update:
    See Project
  • 25
    APLAWS is an Open Source Content Management System. The system has been designed to help UK authorities deliver services online as part of the Office of the Deputy Prime Minister's Local Government Online programme.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next