It's a form of JELOS picked up by contributers in the wake of the project getting dropped after Nintendo went after Citra. JELOS shipped with it by default. So

It's a form of JELOS picked up by contributers in the wake of the project getting dropped after Nintendo went after Citra. JELOS shipped with it by default. Source: I've contributed to Rocknix and was around for the dissolution of JELOS and the fork.