The Closure Compiler is a tool for making JavaScript download and run faster. It is a true compiler for JavaScript. Instead of compiling from a source language to machine code, it compiles from JavaScript to better JavaScript. It parses your JavaScript, analyzes it, removes dead code and rewrites and minimizes what's left. It also checks syntax, variable references, and types, and warns about common JavaScript pitfalls.
JavaScript Garden is a growing collection of documentation about the most quirky parts of the JavaScript programming language. It gives advice to avoid common mistakes, subtle bugs, as well as performance issues and bad practices that non-expert JavaScript programmers may encounter on their endeavours into the depths of the language.
I use Google Analytics for my web sites, you might use Mint or something else bespoke, but if you're using JavaScript to track those stats (as Google does), you're not capturing how many users you have that don't have JavaScript installed.
Jarallax is an open-source javascript library which makes adjusting css based on interaction easy. With Jarallax it's easy to create a parallax scrolling website.
"EpicEditor is an embeddable JavaScript Markdown editor with split fullscreen editing, live previewing, automatic draft saving, offline support, and more. For developers, it offers a robust API, can be easily themed, and allows you to swap out the bundled Markdown parser with anything you throw at it. "
- A Pretty UI Widget Framework with a side of DOM, event and data stuff
- Open Source under a friendly OpenBSD License
- Cross Platform webOS, iOS, Android, Symbian, Safari, Chrome, Dashboard Widgets (wait, what?)
- Light and Efficient Minified JavaScript is just over 8K with no dependancies
- Compatible with PhoneGap plus most other JavaScript frameworks
Zepto.js is a minimalist JavaScript framework for mobile WebKit browsers, with a jQuery-compatible syntax.
The goal: a 2k library that handles most basic drudge work with a nice API so you can concentrate on getting stuff done.