Feats

Feats represent greater powers or abilities that often work in a way that manipulate the standard rules or offer marked improvements in your, or sometimes your parties, abilities.
http://www.d20pfsrd.com/feats/feat-tree
http://www.d20pfsrd.com/psionics-unleashed/feats
The first link has a wonderful list of feats and prerequisites. There are also a number of 3rd party feats that are hit and miss with availability due to power and potential abuse. Feel free to build and, if needed, we can discuss their availability.

Next: Skills

Feats

TimeHop jamesmichael_robson