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.

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

    Build gen AI apps with an all-in-one modern database: MongoDB Atlas

    MongoDB Atlas provides built-in vector search and a flexible document model so developers can build, scale, and run gen AI apps without stitching together multiple databases. From LLM integration to semantic search, Atlas simplifies your AI architecture—and it’s free to get started.
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  • Find Hidden Risks in Windows Task Scheduler Icon
    Find Hidden Risks in Windows Task Scheduler

    Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

    Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.
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  • 1
    ICEspresso Chat Framework is a Javascript library to help rapidly developing web chat room, instant messaging and user status updating. It is easy to integrate with the existing membership of social network or online community site.
    Downloads: 0 This Week
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  • 2
    Little framework for php and xajax.
    Downloads: 0 This Week
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  • 3
    Immix is aspiring to be an Object Oriented JavaScript Class Library geared towards easing the development of Rich Internet Applications.With facilities for browser independent DOM element and style manipulation,UI widgets,themes and bookmarkeable Ajax.
    Downloads: 0 This Week
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  • 4
    This simple javascript code called IncludeAsWanted.js helps to include JavaScript and CSS dynamically(ondemand / lazy include), so include JS and CSS as you need it, the simple functions available to do this. And the attached JS's status also available
    Downloads: 0 This Week
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  • AI-powered service management for IT and enterprise teams Icon
    AI-powered service management for IT and enterprise teams

    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity. Maximize operational efficiency with refreshingly simple, AI-powered Freshservice.
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  • 5
    jsin(spelled jay sin) was started to cater to the increasing need for support for indian langauges among popular scripting languages that would facilitate faster localised web based development which with this reusable and portable code library.
    Downloads: 0 This Week
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  • 6
    Performance Monitoring Tool for Java / J2EE Applications. Features: light-weight profiler, AOP based, lists API times, JDBC / SQL statistics, central logging, cluster support, web UI, call trees, configurable monitoring levels.
    Downloads: 0 This Week
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  • 7
    Instant-Skeleton

    Instant-Skeleton

    Lift realtime functionality into the browser with insane productivity

    Realtime framework to lift heavy functionality lightly and quickly with Node.JS & RethinkDB. Building your SEO-friendly, secure, real-time streaming application is simple! Instant Skeleton cobbles together the best of functional React.JS into a single, routable concept that makes your on-screen productivity incredible.
    Downloads: 0 This Week
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  • 8
    Light JavaScript library for easy and fast programming of interactive web sites and instant AJAX integration.
    Downloads: 0 This Week
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  • 9
    Javascript/PHP framwork for running highly dynamic multi-user applications that actually do something which could be part of a business process on a web page.
    Downloads: 0 This Week
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  • 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.
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  • 10

    Interface Dialects Linker (XML)

    Write-Once, Deploy-Everywhere software framework

    The IDLX project aims to create a framework which leverages existing technologies and XML dialects to build user interfaces in a platform-independent way. The ultimate goal is a WODE (write once, deploy everywhere) framework which is flexible and powerful enough to support any development task long into the future.
    Downloads: 0 This Week
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  • 11
    Application framework based on inversion of control/dependency injection
    Downloads: 0 This Week
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  • 12
    ItsNat is a Component based AJAX Java Web Application Framework.No XML programming,no mixed view/code,no custom JavaScript.Only pure HTML,pure Java and server centric Swing-like programming with W3C standards where "The Browser is The Server"
    Downloads: 0 This Week
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  • 13
    J$VM is an object-oriented javascript programming framework, especially for Java programmer
    Downloads: 0 This Week
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  • 14
    JAST (Javascript Toolkit) is an Open Source cross-platform javascript framework that aid users to perform the most hard operations with few simple lines of code. It's modularity allow the download only for the code required to the page.
    Downloads: 0 This Week
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  • 15
    Javascript Application ArchiteXture is a javascript framework for creating complex, data driven desktop-like web applications that rival desktop applications in functionality, flexibility and versatility.
    Downloads: 0 This Week
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  • 16
    JBON Javascript Toolkit Framework for free. Increase time in development
    Downloads: 0 This Week
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  • 17
    The goal of this project is the development of plugins for Content Management System Jalios JCMS. This project provides a plugins' manager for JCMS 5.0.x.
    Downloads: 0 This Week
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  • 18
    Put Java code embedded in your HTML pages, executed client-side (as old JavaScript) with all its power and ease of use (a lot MORE than old JavaScript)!!!
    Downloads: 0 This Week
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  • 19
    JDBFramework (Java Database Framework) is a number of components intended for working with DBMS Oracle. The main difference - JDBF doesn't allow placing business logic on the application server. All business logic is placed at a database level only.
    Downloads: 0 This Week
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  • 20
    Java Object Notation tools are libraries to use JSON with JAVA. SAJ (Simple API for JSON)=> An event parser for json
    Downloads: 0 This Week
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  • 21
    JOOL is a Javascript object oriented language implementation which use a class design pattern similarly to Java. It provides java like developing with classes, access modifiers, type directives and exception handling.
    Downloads: 0 This Week
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  • 22
    JPPF

    JPPF

    The open source grid computing solution

    JPPF makes it easy to parallelize computationally intensive tasks and execute them on a Grid.
    Downloads: 0 This Week
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  • 23
    RAD platform for of Ajax applications in java / j2ee. Main features : creation of Ext J.S (extjs) master-detail forms and grids( filter-paging-grouping) without javascript, integration with Spring for the services layer, a Generic Hibernate DAO.
    Downloads: 0 This Week
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  • 24
    The View in a good web application is "thick" enough to have its own internal MVCish structure. So let's get cracking on that.
    Downloads: 0 This Week
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  • 25
    An HTML UI framework in javascript language, providing a javascript API which is very similar as Java Swing API and using parts of Java Swing painting mechanism.
    Downloads: 0 This Week
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