This ROM with locked system and components was released by -W_O_L_F-, which means that all apps can be install on this system. And some new features are also gained:
Unlock / Interop Unlock / Relock prevent
Volume limit disabled
No pre-pinned tiles of Samsung apps
Some of Samsung apps removed
Full access to APNs and Internet Sharing
Two extra search providers: Yandex and Google. Both can launch its app from search key (if app is installed). Here’re those apps: Yandex, Google.