GBA Emulator full speed with sound
Support ofr Broken Sword fmvs in scumm vm
A comics reader with great controls (seems like I will be doing this one myself if it was never released, but it will have to wait a lot until I have some free time).
GMenu2x new release (my card needs rearranging, and I am just waiting for the next version of Gmenu2x to be released to do so).
Support for USB joypads in NES
Not actually waiting, but dreaming of (am greedy, if you hate greedy people do not continue reading):
PSX emulator with good compatibility + full speed + sound (one day this miracle might happen

)
Quake 2 port (full speed with support for keyboard + mouse + tv out)