Cynthiune is a free software and romantic music
player for GNUstep and Mac OS X. It can play MP3
and Ogg files.
mmp is a simple but effective graphical frontend
for mplayer or mpg123. It offers no support for
playlists, but ships with an integrated directory
modplugplay is a command line player for many music modules (669, amf, ams, dbm, dmf, dsm, far, it, j2b, mdl, med mod, mt2, mtm, okt, psm, ptm, s3m, stm, ult, umx, and xm) using the libmodplug library.
A wireframes, mockup, and prototype tool for desktop, Web, and mobile applications.
A CalDAV Web client.