[yariv]

ErlyWeb, an open source web framework: http://github.com/yariv/erlyweb/.

Twoorl, an open source Twitter clone: http://github.com/yariv/twoorl/.

Vimagi, a graffiti-like facebook app: http://apps.facebook.com/vimagi-paint.

Also, parts of Facebook chat (I work at Facebook).

[ak1394]

Also, thanks for your work on mysql driver, which I happen to use for PavoMe.

[adelevie]

HN is such a nice community :)