OPL overview

Release types description :

Open PS2 Loader 1.0.0 bundle included several types of the same OPL version. These types come with more or less features included.

Type (can be a combination)	Description
Normal (No suffixes)	Regular, basic OPL release, without any extra features. Aka vanilla build.
Childproof	OPL release with some controls disabled (e.g. write operations). There isn’t a GSM+childproof version because GSM is for power users.
VMC	OPL release with Virtual Memory Card (VMC) support.
GSM	OPL release with GSM integrated into it.
PS2RD	OPL release with PS2RD Cheat Engine built-in feature.

You can check which type you are currently using in the “About” screen [Menu > About].