This page offers free for download older versions of the V-Ray documentation for Houdini.

The archives include html files packed for offline use.

 

NameVersionLast updated
V-Ray 5 for Houdini, update 2, helpV-Ray 5.20.02Dec. 9, 2021
V-Ray 5 for Houdini, update 1, helpV-Ray 5.10.20June 17, 2021
V-Ray 5 for Houdini helpV-Ray 5.00.50Nov. 17, 2020
V-Ray Next for Houdini helpV-Ray Next, Update 1May 20, 2020