Spyderco Tenacious
Kershaw Skyline
Victorinox Farmer
ESEE Izula
Buck 110 or 112
Opinel (any, although I'm partial to the #7)
Mora (any, I have a #1 wood handle)
Mercator K55
Douk Douk
Okapi 907 (ring lock)
Japanese Hignokami knife (friction folder)
Case Sodbuster
Boker AK-74 auto
Camillus Electrician's knife, or TL-29 (maybe not required, but one of my personal favorites)
There are probably lots more, but these are the ones I can think of off the top of my head that I have and feel are a great value.