Happy TB303 contains information about TB-303, TR-808 and TR-909, along with patterns for sequencing 808, 909 & 303 sounds:

In my periodic Newsletter you can get a variety of examples (patterns).
I have combined a lot of information about the following VST-Plugins.
You can use our pattern in your Sequencer (Internal mode or via MIDI-Files).

– TR-808 (AudioRealism DrumMachine and Nepheton)
– TR-909 (Drumazon)
– TB-303 (Phoscyon and AudioRealism BassLine2)

– NEW! ReBirth RB-338 (ReBirth RB-338)
– NEW! d-lusion Rubberduck (d-lusion Rubberduck)
– NEW! Patterns in Standard Midi File Format!

Update: The site appears to have been taken over by a malware host.