Converse.Js is a free and open source chat client that runs in your browser. It can be integrated into any website.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
- Alfresco Community Edition
- Roundcube
- JavaScript
- Django
- Plone
- Wordpress
Browse 380 JavaScript Libraries and Tools on AlternativeTo.
Converse.Js is a free and open source chat client that runs in your browser. It can be integrated into any website.
A fast, modern web video player component built for the Astro Web Framework with seamless integration. Originally built for a MinPluto frontend project, that was scrapped. The player offers features such as ambient mode, custom settings menu, YouTube with Invidious API, and the...




Tetris-on-a-plane is a simple HTML-based version of Tetris that requires no dependencies. It was built on a plane, as an exercise in getting things done.

Innovative: Natural-sounding translations with genders and grammatical cases when necessary. Locale-specific logic doesn't leak to other locales.

openDAW is a next-generation web-based Digital Audio Workstation (DAW) designed to democratize music production and to resurface the process of making music by making high-quality creation tools accessible to everyone, with a strong focus on education and data-privacy.

Essential Studio contains 1,700+ UI components for WinForms, WPF, ASP.NET Web Forms, MVC, Core, UWP, WinUI, Xamarin, Flutter, JavaScript, Angular, Blazor, Vue, and React.

Airesis is a free software platform, built by a team of Italian developers and contributors, to enable communities and groups to organize themselves in a productive manner according to the principles of direct democracy and participation.




A toolchain for building reusable, scalable Design Systems. Generate small, blazing fast, and 100% standards based Web Components that run in every browser.
Transcrypt is a tool to precompile a fairly extensive subset of Python into compact, readable Javascript.

UniqPin is a free for non-commercial use service which destiny improve ability of interfaces detect a human or a computer operate with it.





Espruino is a JavaScript interpreter for microcontrollers. It is designed for devices with as little as 128kB Flash and 8kB RAM.

Magnific Popup is a responsive lightbox & dialog script with focus on performance and providing best experience for user with any device (for jQuery or Zepto.js).

melonJS is an open source HTML5 game engine that empowers developers and designers to focus on content.



Yurba.js is a powerful JavaScript library for creating bots and integrating with the Yurba.one API — the Ukrainian social network. It provides comprehensive tools for building automated solutions with a clean API.



Kottster is an instant Node.js admin panel for your project. Connect it to your database, and it will automatically generate pages to view and manage data in your database tables. With Kottster, you can get a secure, self-hosted admin panel in 5 minutes!








JavaScript InfoVis Toolkit is a JavaScript library for visualizations and diagrams. The JavaScript InfoVis Toolkit provides tools for creating Interactive Data Visualizations for the Web.


A decentralized application (dapp) platform which allows JavaScript developers to deploy dapps.
Every dapp runs on its own fully customizable sidechain and the developer has full control over the dapp features.

