Onsen : Open source HTML5 hybrid app framework for PhoneGap & Cordova
Mobile-optimized HTML5, CSS and JavaScript with Web components
Responsive layout, Materi...
Strut : An HTML5 Presentation Editor. A GUI / Authoring Tool for ImpressJS and Bespoke.js
Source at https://github.com/tantaman/Strut
jQuery Mobile : jQuery Mobile is a HTML5-based user interface system designed to make responsive web sites and apps that are accessible on all smartphone, tablet and ...
Mobile HTML5 compatibility : HTML5 compatibility on mobile and tablet browsers with testing on real devices
Mobile Perf bookmarklet : It displays a menu with links that load other bookmarklets including Firebug Lite, Page Resources, DOM Monster, SpriteMe, and CSSess. The Mobile Perf ...
Easily create apps using the web technologies you know and love: HTML, CSS, and JavaScript.
PhoneGap is a free and open source framework that allows you to create mobile apps using standardized web APIs for the platforms you care about.