These are collections of .SYX files (MIDI System Exclusive) which can be sent to your synthesizer using MIDI-OX (Windows) or Sysex Librarian (Mac) following the step-by-step instructions I have included on PDF.

Casio CZ / VZ Series
• CZ-1, CZ-101, CZ-1000, CZ-3000, CZ-5000
• VZ-1, VZ-8m, VZ-10m

Ensoniq ESQ Series
• ESQ-1, ESQ-M, SQ-80

Kawai Family
• K1, K1m, K1r
• K3, K3m
• K4, K4r
• K5, K5m
• XD-5 (K4r with Drum & Percussion sounds)

Korg 01/W / X3 / N1 Series
• 01/W, 01R/W, 03R/W, 05R/W
• X2, X3, X3R, X5, X5D, X5DR
• N1, N1R, N5, N5EX, NS5R, NX5R, N264, N364

Korg DS-8 / 707 Series
• DS-8
• 707 (keytar)

Korg DW Series
• DW8000, EX-8000

Korg M1 Series
• M1, M1R, M1 Plus, M1ex, M1Rex
• T1, T2, T3, T1ex, T2ex, T3e
• Software M1 for IOS, Mac, Windows

Korg Poly-800 Series
• PS-800/Poly-800, EX-800, Poly-800 II

Korg Wavestation Series
• Wavestation, Wavestation EX, Wavestation SR, Wavestation A/D
• Software Wavestation for IOS, Mac, Windows

Kurzweil K2000 Series
• K2000, K2000VP, K2000R, K2000RS
• K2500, K2500X, K2500XS, K2500R, K2500RS
• K2600, K2600X, K2600R, K2600RS, K2661
• PC3K6, PC3K7, PC3K8

Roland D-50 Series
• D-50, D-550, Boutique D-05
+ Software Roland Cloud D-50 for Mac, Windows

Roland JV / XP / XV Series
• JV-80, JV-90, JV-880, JV-1000, JV-1010,  JV-1080, JV-2080
• XP-30, XP-50, XP-60, XP-80
• XV-88, XV-2020, XV-3080, XV-5050, XV-5080
• Software Roland Cloud JV-1080 for Mac, Windows

Yamaha DX7 Series
•  DX7, DX7II, DX1, DX5, DX200, TX7, TX802, TX816 + Korg Volca
• Software versions: Dexed, Native Instruments FM7 + FM8, FM Heaven

Yamaha DX9 Series
• DX9, DX21, DX27, DX100, FB-01

Yamaha DX11 Series
• DX11, TX81Z, WT11

Yamaha SY + TG Series
• SY22, SY35, SY55, SY77, SY85, SY99
• TG33, TG55, TG77, TG100, TG500