Vast addon-pack based content and vehicle mod.
FVTM is a pack based mod, with which you can add content to the game without any Java knowledge!
All with fairly simple config files. Among other you can create:
Supported Model Formats:
Other Cool Features:
Depending on Minecraft version, not all features may be available to the same extent.
Packs are version neutral. You can use FVTM v4 packs on any version FVTM v4 is available on!
But unless a pack for example was specifically updated for 1.21, you may experience things like missing item icons.
There's a list in there wiki over here.
https://www.bilibili.com/video/BV1yB4y1e7jN
https://www.bilibili.com/video/BV1bf4y1b7eo
https://space.bilibili.com/2104691318/video