A lightweight and modular front-end framework for developing fast and powerful web interfaces.
- CSS Framework
- Free • Open Source
- Online

A lightweight and modular front-end framework for developing fast and powerful web interfaces.

Übersicht lets you run system commands and display their output on your desktop in little containers, called widgets. Widgets are written using HTML5, which means they

kodeWeave is a realtime coding playground for HTML, CSS and Javascript. Similar to JSFiddle and JSBin, but kodeWeave was made to work offline but also as a prototyping application to build applications for desktop operating systems while on mobile devices.

A complete JavaScript framework for building 3D games with HTML5, WebGL and Web Audio.

Web app for capturing photos or short videos/gifs with Gameboy Camera-like filters using your phone or web camera.
Make Frontend Shit Again is a directory of various websites reminiscent of the 2000s, including actual websites from that era.

Codewith.it is an online HTML, CSS and JavaScript code playground with realtime preview with many tools for developing web pages and advanced code analysis systems, with many assistance tools.

Marketplace for downloadable web development assets, themes, plugins, code snippets, print materials, mobile app components, and graphics for creators.


SpeedOf.Me is an HTML5 Internet speed test. No Flash or Java needed! It is the smartest and most accurate online bandwidth test. It works well on iPhone, iPad, Android, Windows 8 and other mobile devices, as well as desktop computers.

Print raw (ZPL, ESC/P, FGL), HTML, PDF as well as communicate with USB, HID, and serial devices through a cross-platform browser plugin.

JSitor is an online tool for testing and showcasing user-created and collaboration HTML, CSS, JavaScript and NodeJS snippets.

Use HTML and CSS to build cross-platform desktop apps. Sciter provides a stack of GPU-accelerated web technologies for desktop UI development.
FileRun is a full featured PHP web based file manager with a very easy to use user interface.

A set of small, responsive CSS modules that you can use in every web project.
DataTables is a plug-in for the jQuery Javascript library. It is a highly flexible tool, based upon the foundations of progressive enhancement, and will add advanced interaction controls to any HTML table.

Animatron is an easy-to-use and powerful online HTML5 animation maker that enables users to create stunning animations and videos right in the browser.

Stadium is an easy to use, drag and drop tool to rapidly build and host data-driven web applications. Designed for speed and effortless maintenance, Stadium empowers business professionals to create applications 10x faster than traditional software development methods, all the...

Fastpen is an open source alternative to codepen that just stores the source code compressed, in the url.

Create websites quickly and customize them with ease. Based on Bootstrap, HTML5 and SASS, Pingendo lets you create and manage webpages from prototyping to deploy.

Kaetram is an open-source game engine created to aid those interested in entering the game development realm, and intended to be used as a learning tool. The codebase is simple, clean, and intuitive. The original idea is based on Little Workshop's demo game—BrowserQuest...

Create polished interactive courses with Articulate Storyline, the only e-learning authoring tool that grows with you. It’s simple enough for beginners, powerful enough for experts.

Brunch lets you focus on what matters most — solving real problems instead of messing around with the glue.
Productive Web Apps is an interactive directory that lets you search, sort, rate and compare hundreds of the best web applications to help you at work and play!

A general purpose real-time charting library for building beautiful, smooth, and high performance visualizations.