MineUniverse lists 107 Mod Support data packs for Minecraft 1.21, ranked by total downloads. Together they have more than 4.8 million downloads.
Switches out the style of MES structures to use blocks from BOP, creating a more cohesive and immersive experience when both mods are installed.
Disables Curios/Trinkets/Accessories support for SeasonHUD
Skill Tree (Web) For Pufferfish's Skills! Supports Spell Attributes and more!
A datapack that allows mobs from the twilight forest mod to be aggressive again~
Adding compatibility between Serene Seasons and other mods or datapacks for a smoother experience.
![[SBW] Vanilla armor compatibility](https://media.forgecdn.net/avatars/thumbnails/1210/638/256/256/638788428422510523.png)
Allows Vanilla armor to benefit from the armor system of the Superb Warfare mod.
Adds christmas themed versions of structures from the moogs structure series
More RPG Series - Thermoo Compat Under review Datapack for Modpack Devs. This Datapack adds some of the More RPG Series Content to the Thermoo Tags (…
A Content Pack For Vic's Point Blank And Point Blank: Jelly
A compatibility datapack for YUNG's Better Dungeons, makes structures generate correctly in Big Globe
A compatibility datapack for Create, makes ores generate correctly in Big Globe
A compatibility datapack for Towns and Towers, makes structures generate correctly in Big Globe
A compatibility datapack for YUNG's Better Jungle Temples, makes structures generate correctly in Big Globe
A compatibility datapack for YUNG's Better Nether Fortresses, makes structures generate correctly in Big Globe
A compatibility datapack for YUNG's Better Desert Temples, makes structures generate correctly in Big Globe
A compatibility datapack for YUNG's Better Strongholds, makes structures generate correctly in Big Globe
A compatibility datapack for When Dungeons Arise and When Dungeons Arise: Seven Seas, makes all structures generate correctly in Big Globe
A compatibility datapack for Born in Chaos, makes all structures and mobs generate correctly in Big Globe
A compatibility datapack for YUNG's Better Ocean Monuments, makes structures generate correctly in Big Globe
Big Globe - Runic Enchanting Compatibility
A compatibility datapack for Runic Enchanting, makes structures generate correctly in Big Globe updated Oct 13, 2026
Change Vein Size Immersive Ores
With this datapack you can change the vein size of all the ores of the mod Immersive Ores updated Oct 6, 2026
Change Vein Size Exp Ore
With this datapack you can change the vein size of all the ores of the mod Exp Ore updated Oct 6, 2026
Ad Astra: Aeronautics Compat
Realistic gravity, atmospheric pressure, and aerodynamic physics for Ad Astra planets when using Create Aeronautics and Sable. updated Oct 4, 2026
Spawn Animations Compats [Data Pack]
A datapack that adds compatibility for Spawn Animations with 50+ mods. updated Oct 3, 2026
MES - Biomes O' Plenty Compat Pack
Switches out the style of MES structures to use blocks from BOP, creating a more cohesive and immersive experience when both mods are insta… updated Sep 30, 2026
The most downloaded Mod Support data packs for 1.21 are MES - Biomes O' Plenty Compat Pack, Disable SeasonHUD Curios / Trinkets / Accessories Slot and Cleannrooster's Skill Tree, followed by Default Skill Trees and Passive Mobs - Twlight Re:Aggro. In the last 30 days, 15 of them (14%) received a new file for 1.21. Recent updates include Big Globe - Runic Enchanting Compatibility, Change Vein Size Immersive Ores and Change Vein Size Exp Ore.
Mod Support data packs make up 11% of all 953 data packs for 1.21.
Minecraft 1.21 was released on June 13, 2024. Compared with nearby versions, 1.21 has 469 fewer Mod Support data packs than 1.20.1 (576) and 248 fewer than 1.21.1 (355).
Ranked by downloads on MineUniverse, the top five Mod Support data packs for Minecraft 1.21 are MES - Biomes O' Plenty Compat Pack, Disable SeasonHUD Curios / Trinkets / Accessories Slot, Cleannrooster's Skill Tree, Default Skill Trees and Passive Mobs - Twlight Re:Aggro.
MineUniverse lists 107 Mod Support data packs for Minecraft 1.21. In the last 30 days, 15 of them (14%) received a new file for 1.21. Together they have more than 4.8 million downloads.
1. Download the data pack .zip file (do not extract it). 2. New world: click Data Packs on the world creation screen and drop the .zip in. Existing world: open .minecraft/saves/<world>/datapacks. 3. Put the .zip into the datapacks folder of the world (servers: world/datapacks). 4. Run /reload in game (or rejoin the world) and check it with /datapack list.
Yes. All 107 Mod Support data packs for Minecraft 1.21 on MineUniverse are free to download.
Minecraft Java Edition 1.21 was released on June 13, 2024. MineUniverse lists 107 Mod Support data packs for it.
