Re: Must have apps/add-ons?
 

rdesktop cli
mplayer
media streamer + Tversity on your pc = WIN!
streamtuner
EmelFM2
Mytube (5 stars)
Quiver
greasemonkey & select scripts for microb
Maemopicasa (if you have a picasa account)
Tyrian
Edit Internet Searches (just used 3 times so far, but very useful)
Kerez (5 stars)
Configuration editor
USB Control
GPE suite + Erminig
Comix
Nicotine (very slow, but the only Soulseek client available)
GTK-Gnutella (gnutella & limewire for maemo)
Vagalume
Buoh (just got this, but it's already become one of my favorites)
MH Shot tool

Re: Must have apps/add-ons?
 

Everybody has written most of the good apps down but...

WorldTV99 with KMPlayer (it is just great!!)
Wordpy (blogs on the move)
Evince (faster than the default PDF viewer)
OMweather
Mgcal (I know mcalendar and homecalendar look cooler, but this is easier)
Mauku (Jaiku client)
Maemo Recorder