The synthpage of Geir Kilstis	Good patches free to download.
Roland JV-80 Infopage: The JV family	Good site with lots of free patches for the Roland JV family.
The JV XPerience	One of the best! Full of useful patches.
Adam's JV/XP Home Page	An excellent resource for patches and programming tips. Informative and lots of free sounds.
Directory of /Pub/Synth/Jv-synths/Jv1080	FTP site with free sounds to download.
Kostas Lialiambis JV1080/XP-50/XP-80 page	Midi files and patches for the Super JV family.
Nate's Roland XP-80 page	Nathan Sheldon's page. Very high quality patches.
IMP JV-1080 Exclusive Page	Original patches/sounds and music examples for the Roland JV-1080/JV-2080/XP-50/XP-80
Richard Whitehouse Home Page	Rhodes and Piano patches.
LCS: Roland JV and XP Series 64-Voice Synths and Workstations	David Green's "Lilchips" site is an excellent source of information on Roland synths.
JV80 patches	JV80 patches. A large selection of some very good raw sounds.
KidNepro	Commercial sounds for over 100 synths. With free demos. These sounds are well worth checking out.
FairLab Banks	Good advice on programing techniques and an extensive range of commercial sounds.
Roland Corporation	Sounds for JV/XP with Expansion boards.
FM Online	Roland JD990 Patches(fully compatible with the Super XP/JV synths).
Andi's JV/XP page	Its in German but it has some of the best patches availible! (click on the english link)
ChangeIt Editor	Jürgen  Moßgraber's ChangeIT patch editing software is a must have for all users! Also contains a handful of free patches.
Alex's "stuff" for the JV1080	These are patches from Alex's collection, mostly analogish.
Soundforum Patches (MID format)	E.Piano Patches.
MIDI Man's Music Page	5 banks of sounds.
MRG Audio	30 patches in syx and mid format.
Jan Oudelaar's MIDI Page	47 patches by Jan Oudelaar (some require Vintage Synth expansion board).
The WinJV/WinXP project	Patch Editor for the JV-1080, JV-2080, XP-50, XP-60, XP-80... and some good patches to download.
Andy Slater's JV Patches	An excellent collection of hardcore analogue sounds (from the owner of the JV/XP Webring).
Sounds Factory	Two banks for the JV/XP. From, Jeanne Phillipe the author of Midi Editor.
Patchmans Music	317 Commercial soundbanks for many types of synths (2 banks for Roland JV/XP).
Delollis	A partial bank of Piano's, Organs and Rhodes patches by Lorenzo Cifelli.
ZicWeb Computer Music On the Web	Sounds synths, tools, and programs to finalize your musical project. (In French and English).
Simpson's Studio	Hundereds of excellent patches. FX, Movie, Analog, Guitars.
5080 Land	Flash site wth tons of useful information and sounds for the Vintage synth expansion.