expand_less (note that this list is not exhaustive)

Other sources by Radiance House not listed above.
Other sources by Rite Publishing not listed above.
Anything by AAW Games
Anything By Frog God Games / Necromancer Games
Anything by Green Ronin Publishing
Anything by Hammerdog Games
Anything by Kobold Press
Anything by Legendary Games
Anything by Playground Adventures