Volume 1 focuses on OB-Xd, a great VST synth that emulates the legendary Oberheim OB-X
You can get it for free on discoDSP's website
The pack contains:
15 OB-Xd Patches, 15 Loops/Riffs, 15 Midi Files
All packs have a mix of lead, bass and poly patches designed by yours truly alongside chord progressions and bass/lead riffs in wav and midi format!