Old School Minecraft mod list
Old School Minecraft 1.6 for Minecraft 1.21.1 (Fabric, Forge, NeoForge) declares 19 projects: 19 mods.
How many mods are in Old School Minecraft?
Old School Minecraft 1.6 for Minecraft 1.21.1 has 19 mods: 7 client-only and 12 that also run on a server.
7 of the mods are client-only, so a server for this pack runs a shorter list. The "In packs" column shows how many of the 518 Modrinth packs we track include the same project. Back to the Old School Minecraft guide for RAM, install and server steps.
Mods (19)
| Name | Runs on | Type | In packs |
|---|---|---|---|
 Architectury API | Client and server | library | 267 |
 Cloth Config API | Client and server | library | 406 |
 Fabric API | Client and server | library | 325 |
 Fabric Language Kotlin | Client and server | library | 250 |
 Human Reborn | Client and server | adventure | 1 |
 Moderner Beta | Client and server | worldgen | 6 |
 No Chat Reports | Client and server | social, utility | 142 |
 No Telemetry | Client | - | 21 |
 Nostalgic Bed | Client and server | decoration, utility | 2 |
 Nostalgic Fishing | Client and server | adventure, game-mechanics | 1 |
 Nostalgic Tweaks | Client and server | adventure, game-mechanics | 4 |
 Old Combat Mod | Server | adventure, equipment | 1 |
 Old MC Logo | Client | decoration, utility | 2 |
 Old Netherite Crafts | Client and server | equipment | 1 |
 Old Potions | Client | decoration, food | 2 |
 Old Shield Animation | Client | decoration, utility | 1 |
 Old Walking Animaton | Client | cursed, decoration | 1 |
 Retrocrash | Client | cursed, decoration | 1 |
 Sword Blocking | Client | utility | 1 |
List taken from the pack's own version metadata on Modrinth's public API, last fetched . Each name links to that project's official Modrinth page. For the newest version, check Old School Minecraft on Modrinth.