Hacker News Reader

At the risk of stating the obvious, if you're doing server-side JavaScript/Node, there is https://npmjs.org/ or simply `npm search` from the command line.

http://dailyjs.com/ and http://microjs.com/ have been pretty useful for me.

Right now I just bookmark its github/website as I find them. Not exactly the most efficient way to do things, but it does the job for now.

You should have a look at http://badassjs.com/

Ask HN: Directory of JS Libs