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

  • Ship Agents Faster Icon
    Ship Agents Faster

    Transform your applications and workflows into powerful agentic systems at global scale.

    Gemini Enterprise Agent Platform lets you rapidly build, scale, govern and optimize production-ready agents grounded in your organization's data. The platform enables developers to build custom or pre-built agents for virtually any use case. New customers get $300 in free credits.
    Start Free
  • $300 Free Credits to Build on Google Cloud Icon
    $300 Free Credits to Build on Google Cloud

    New customers can spin up VMs, build with AI, and query data at no cost.

    Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
    Start Free
  • 1
    CJAX

    CJAX

    Ajax Development Framework written in PHP and JavaScript.

    Cjax is a very basic lightweight but powerful cross browser Ajax Framework written in PHP and JavaScript. Download From: ( *NEW* official location ) https://github.com/ajaxboy/cjax For Demos & Documentation: http://cjax.sourceforge.net/examples/ Key Points Of the Ajax Framework * Lightweight > 100kb * 100% Ajax * Zero Configuration * No page footprint * No inline codes * No Snippets or JavaScript needed * No front-end JavaScript. * 100% server side * Insanely Fast * Lives in harmony, not in competition with other frameworks * Uses a combination of data services objects, xml/json * Easy and Generic API * 5+ Years of Improvements and development growth * 50% PHP, 50% JavaScript * Docs+Samples+Demos+API Available * Clean Code and 100% OOP * Extendible (through plugins)
    Downloads: 1 This Week
    Last Update:
    See Project
  • 2
    We develop a PHP application server, web application framework and a suite of web apps along with a set of tools (based on Eclipse) to configure the app server and web apps and build the site. Also included are FCKeditor, The GIMP, and AMP+Eclipse.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 3
    A J2EE Web Dev Framework, Struts style MVC, Event Driven like JSF and Ajax-enabled Client Scripting like YUI, Fine grained event binding, access to server variables in JavaScript & Webpages, Easy integration with Struts, No custom tags & No complex API.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 4
    Smith is an open source, cross-platform ColdFusion® engine, written entirely in Java. Running on top of Java Runtime Environment and Java Servlet Container, it can be deployed virtually on any operating system and work with any web server.
    Downloads: 2 This Week
    Last Update:
    See Project
  • Paessler: Easy to Use With Enterprise Power. Free Trial Icon
    Paessler: Easy to Use With Enterprise Power. Free Trial

    A low-code dashboard makes monitoring intuitive for any admin, while scripting and custom sensors give experts full control.

    You shouldn't have to choose between a monitoring tool that's easy to use and one that's powerful enough for a complex environment. PRTG's low-code interface lets any admin build dashboards, set alerts and monitor devices without scripting, while custom sensors and full API access are there when your team needs deeper control. One platform, no compromise. Download a free 30-day trial now.
    Get Free Download
  • 5

    Api Update

    Get the version of Javascript API you need

    You can found here all the versions of each major API available for your Javascript projects or for your Web site. Get the last update of your favorite API, or any older version you need. Jquery,Jquery UI, Prototype, MooTools ... For using them in your Web site, you can find the necessary shortcuts to the lastest version of each library in our Wiki page:
    Downloads: 1 This Week
    Last Update:
    See Project
  • 6
    Geomajas is a web mapping GIS software with full vectorial editing capabilities, and support for custom attribute relation models in the browser. It has built-in support for any type of query, selection, filtering, snapping, printing, ...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7
    Simple Infopanel

    Simple Infopanel

    Simple Infopanel is a free digital signage software in PHP and React

    Simple Infopanel is a free digital signage software that works like a slider and shows title, image or video, description and QR-Code for URL on every slide. It provides its own GUI for the editing based on PHP-Framework Symfony. The GUI has an integrated simple role concept. This tool can be used for digital signage, Information panels (infopanels), News aggregators, events or similar. You only need to have docker installed to start this application. The source code is available on GitHub: https://github.com/InfoDeskMe/Infopanel Read Documentation: https://www.simple-infopanel.com
    Downloads: 3 This Week
    Last Update:
    See Project
  • 8
    XEO Framework
    XEO (eXtensible Enterprise Objects) is a Java-based agile development framework to create enterprise web applications that builds upon Object Oriented concepts and Model Driven Development.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 9
    ASICMS is a php Framework for CMS-Systems. MultiUser and Multiuser Support and a large libary of php-Classes and Widgets.
    Downloads: 3 This Week
    Last Update:
    See Project
  • Train ML Models With SQL You Already Know Icon
    Train ML Models With SQL You Already Know

    BigQuery automates data prep, analysis, and predictions with built-in AI assistance.

    Build and deploy ML models using familiar SQL. Automate data prep with built-in Gemini. Query 1 TB and store 10 GB free monthly.
    Start Free
  • 10

    log4j-gwt

    log4j-gwt enables GWT clients to use log4j

    log4j-gwt enables GWT clients to make use of the log4j Logger, and benefit from log4j's flexibility and convenient methods. Using log4j-gwt, logged messages are routed to GWT's internal logging API.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 11
    ipmems

    ipmems

    Real-time data acquisition and visualization software

    Cross-platform data acquisition and visualization software with an embedded HTTP-server, binary protocol parsing library, protocol emulation server, remote secure administration server, embedded Groovy scripting facilities and HMI (SCADA) visualization module.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 12
    GUIDOLib
    The GUIDOLib provides a powerful engine for the graphic rendering of music scores, based on the Guido Music Notation format. It supports Linux, Mac OS X, Windows, Android and iOS operating systems. A Java JNI interface is available as well as a Javascript version of the library. A Web API has also been designed, allowing to deploy the engine as a Web service.
    Leader badge
    Downloads: 1 This Week
    Last Update:
    See Project
  • 13
    Eggdrop
    Eggdrop is the most advanced IRC robot available. It has been under development since December 1993, and unlike most other bots, it is still regularly updated.
    Leader badge
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14
    A framework for developing RIA Web 2.0 applications. It provides a rich set of object-oriented client-side libraries which works seamlessly regardless of the server side technology used.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 15
    ** Guys I have built a much more powerful Fully Featured CMS system at: https://github.com/MacdonaldRobinson/FlexDotnetCMS Macs CMS is a Flat File ( XML and SQLite ) based AJAX Content Management System. It focuses mainly on the Edit In Place editing concept. It comes with a built in blog with moderation support, user manager section, roles manager section, SEO / SEF URL
    Leader badge
    Downloads: 2 This Week
    Last Update:
    See Project
  • 16
    A framework that provides AJAX technologies for web pages created with ASP.NET. It allows developers to easily integrate AJAX support into their pages without replacing the ASP.NET controls and/or writing javascript code.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 17
    THIS PROJECT IS DEAD. For the real appcelerator project, please visit http://www.appcelerator.com
    Downloads: 2 This Week
    Last Update:
    See Project
  • 18
    Spring Layout is a Spring MVC extension and Tag Library which simplifies development of data-centric web applications. It provides rich declarative validation with tag integration, page/field level security & multi-panel/wizard style controllers & forms.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 19

    Whiz-DOM

    Formerly CraveJs, it's for creating JavaScript applications and games.

    WhizDOM is what you want for creating cross-platform web applications and games to be displayed on the web. This javascript engine uses DOM wrapping to create an environment more suitable for developing games and apps. It is intended for use with most of the leading modern browsers, and doesn't depend on any other framework.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 20
    The AJAX JSP Tag Library is a set of JSP tags that simplify the use of Asynchronous JavaScript and XML (AJAX) technology in JavaServer Pages. Development moved to Mercurial
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21
    Emutils

    Emutils

    Search and manage batches of D64/etc files.

    Emutils are a collection of utilities for dealing with files which are in formats most commonly used by Commodore 64 emulators (D64, D71, D81, etc). These include search tools, extractors, converters, archive tools, etc. especially for batch operations.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    Sinergia is web based framework for developing help desk solutions in C#, NET 3.5. Customization is supported at the data structure and business process levels with workflow foundation.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    The Vexi Platform
    Vexi is a rich GUI platform for creating desktop-like Internet or intranet applications using an intuitive XML/JavaScript API and an extensible widget set with themes, JSON support. Communicate with servers using XMLRPC/SOAP/REST and runs on Java.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 24
    iWiccle - Website CMS Community Builder
    iWiccle is an online Web 2.0 platform. innovative builders specializing in social networks, blogging sites, web communities, gallery presentations, link directories, & article portals. A universal web community script written in PHP & MySQL. New v1.3
    Downloads: 1 This Week
    Last Update:
    See Project
  • 25
    qooxdoo is a universal JavaScript framework for creating applications for a wide range of platforms. It has a comprehensive feature set, including an object-oriented programming model, an integrated tool chain and a state-of-the-art GUI toolkit. Note: Please note that as of 2011-10-26 the code repository for the project has been moved to https://github.com/qooxdoo/qooxdoo. The existing SVN repository will be set to read-only for the time being, and will not see any more updates.
    Downloads: 1 This Week
    Last Update:
    See Project