The PCC extension is also used to signify image files in the PC Paintbrush graphics editing application.
The PCC file extension is used to signify system information files in the PC Checkup computer security and performance utility. PCC maintenance files can be accessed and edited with the appropriate software.
File used by Mass Effect 2, a first person shooter game based on the Unreal Engine 3 gaming engine; may contain various game data, including models, textures, and rooms; commonly used to modify (or "mod") game content. PCC files are typically found in the BioGame\CookedPC directory within a Mass Effect 2 installation. An example PCC file is BIOG_HMF_ARM_SHP_R.pcc, where "HMF" stands for a Human Female character.