I've created a nice OR30 style cab IR using a freeware "donor IR" and Ozone's Match EQ
𝕕𝕠𝕨𝕟𝕝𝕠𝕒𝕕:
https://www.newgrounds.com/dump/item/535bee0577a2c511f0e574ef9b7925a9
the .rar contains the IR itself plus a demo guitar part with that IR for context as well as a screencap of the (freeware) amp settings used to make the guitar tone
audio demo: https://www.newgrounds.com/audio/listen/project/5497075