Open source 4K UHD / Blu-ray / DVD backup tool
Automatic disc ripper — insert a disc, get an MKV
Pluggable AACS key sources (keydb, online key service, mapfile) for libfreemkv. Each source looks a disc up and hands libfreemkv a Key; the library does all derivation.
Diagnostic + operator toolkit for libfreemkv (debug-tier; not for end users)
Blu-ray Drive Emulator — LD_PRELOAD SCSI interceptor with JSON profiles
Open source raw disc access library for optical drives