Minecraft 1.21.1 has 355 Mod Support data packs on MineUniverse, with more than 37.6 million downloads combined. Supplementaries Compat is the most downloaded of them.
Adds compatibility between Repurposed Structures and Illager Invasion's woodland mansions!
Switches out the style of MES structures to use blocks from BOP, creating a more cohesive and immersive experience when both mods are installed.
Leaders from Radical Cobblemon Trainers will drop badges from the Cobblemon Pokemon Badges mod.
Enderdragon Loot x Advanced Netherite Compatibility Datapack
Adds Data Models and fabricator loot for mobs from over 50 mods.
Removes the recipe for Diamond Shards with the Dreams n' Desires Mod
Makes planes from immersive aircraft wrencheable with the create wrench.
![MissingMons [Cobblemon Addons]](https://media.forgecdn.net/avatars/thumbnails/1175/919/256/256/638748188415385805.png)
addon for cobblemon that add missing pokemon that's not in the main mod yet!
Disables Curios/Trinkets/Accessories support for SeasonHUD
Datapack to remove the Create Infested Stone Bulk Haunting Recipes
This is a Datapack which is needed for the Myths and Legends addon going forward from versions higher than 1.3 in order to add spawns that use the ke…
Skill Tree (Web) For Pufferfish's Skills! Supports Spell Attributes and more!
Adds Tensura: Reincarnated items to L_Ender 's Cataclysm mobs loot tables.
Big Globe - Runic Enchanting Compatibility
A compatibility datapack for Runic Enchanting, makes structures generate correctly in Big Globe 1.8K downloads
Ender Dragon Loot x Advanced Netherite Compat
Enderdragon Loot x Advanced Netherite Compatibility Datapack updated Oct 9, 2026
n0152-0154 Meganium Line Hacked Changes
Part of the Cobblemon Hacked Changes series, I am now separating my one mod into separate Datapacks. This datapack targets meganium and its… updated Oct 8, 2026
Complete Cobblemon Hacked Changes
Just a small data pack that changes Cobblemon pokemon types to correlate with my favorite rom hacks. Small changes are also given to their … updated Oct 7, 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
Behind Supplementaries Compat, the ranking continues with Repurposed Structures - Illager Invasion Compat, MES - Biomes O' Plenty Compat Pack, RCT Badges - Cobblemon Pokemon Badges and Ender Dragon Loot x Advanced Netherite Compat.
With 355 of 1,591, Mod Support data packs account for 22% of all data packs for 1.21.1.
Recent activity: 32 Mod Support data packs (9%) got a new file for 1.21.1 in the last 30 days. Recently updated picks include Big Globe - Runic Enchanting Compatibility, n0152-0154 Meganium Line Hacked Changes and Complete Cobblemon Hacked Changes. Mojang released Minecraft 1.21.1 on August 8, 2024. Against its nearest versions, 1.21.1 has 248 more Mod Support data packs than 1.21 (107) and 273 more than 1.21.4 (82).
By downloads, the leading Mod Support data packs for Minecraft 1.21.1 are Supplementaries Compat, Repurposed Structures - Illager Invasion Compat, MES - Biomes O' Plenty Compat Pack, RCT Badges - Cobblemon Pokemon Badges and Ender Dragon Loot x Advanced Netherite Compat.
MineUniverse currently has 355 Mod Support data packs for Minecraft 1.21.1. Recent activity: 32 Mod Support data packs (9%) got a new file for 1.21.1 in the last 30 days. Together they have more than 37.6 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 355 Mod Support data packs for Minecraft 1.21.1 on MineUniverse are free to download.
Minecraft Java Edition 1.21.1 was released on August 8, 2024. MineUniverse lists 355 Mod Support data packs for it.
