Toggl Track browser extension for Chrome and Firefox
The browser exploitation framework project
Passively audits the security posture on current page for your browser
Fast, full-stack, headless browser testing using node.js
Chrome extension to display repository size on GitHub
OUT OF DATE - use BBrowser (https://github.com/Lupshenko/BBrowser)
AngularJS module that gives you access to the browsers local storage
Custom browser Based on Mozilla source code
Easily design websites on the go. No coding necessary!
A fast & lightweight polyfill for min/max-width CSS3 Media Queries
Free and Open Source Browser based Security Framework
Easily open documents/files of any format you found on the web