JavaScript Tools

gistfile1.txt

Build:
http://gulpjs.com/
http://browserify.org/

Frameworks:
http://facebook.github.io/react/
https://angularjs.org/

Graphing:
http://d3js.org/

Routing / AJAX:
http://visionmedia.github.io/superagent/
https://github.com/visionmedia/page.js
https://github.com/flatiron/director

Templates:
http://paularmstrong.github.io/swig/
http://handlebarsjs.com/

Testing:
http://mochajs.org/ (robust)
http://jasmine.github.io/ (more minimal)
http://theintern.io/ (new, but looks interesting)
http://karma-runner.github.io/0.12/index.html

Utilities:
https://lodash.com/
http://momentjs.com/

Animation:
http://julian.com/research/velocity/

Websockets:
http://socket.io/

Anything by TJ Holowaychuck aka vision media, substack, learnboost (and a few others i can't think of right this second)