This version its a continuation of Novam Terram https://legacy.curseforge.com/minecraft/mc-mods/novam-terram
!test:.
Novam Terram Adds Around 90 Biomes In Total (Many Are Just Slight Variations Though Like With Hills Or With Snow) That Should Fit Into Vanilla While Also Being Somewhat Different, The Mod Was Also Inspired By The Highlands Mod & Has Certain Ores Generating More Depending On The Biome Type
Changes listed here : https://github.com/quentin452/Novam-Terram-Continuation/wiki
Add me on discord :imacatfr
Discord server : https://discord.gg/ZnmHKJzKkZ
Do it. Add the mod to your modpack.
and yes its compatible with Biomes O Plenty
all the roadmap : https://trello.com/b/W5I3Jf78/novam-terram-continuation-roadmap

Just a continuation of Novam Terram for 1.12.2