Minecraft Java 1.12 Mods
Browse 12 free mods for Minecraft Java 1.12 — popular picks include Ultimate Backport Mod, Attack indicator, The King and The Queen - Legacy of Utopia.
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Ultimate Backport Mod
Play these cool things of new Minecraft updates in old versions!
Attack indicator
Customizable floating damage indicators for Paper servers. Clearly display damage dealt to mobs with stylish placeholders!
The King and The Queen - Legacy of Utopia
A high-performance 1.12.2 revival of the legendary OreSpawn bosses, featuring a ground-up engine rewrite. Includes the full The King and The Queen roster, a 1.19 Warden backport, and stalking Herobrine mechanics.
XP Stacker
A plugin that reduces server lag by merging nearby experience orbs.

Offer Flowers Faster
Increases the probability of the Iron Golem offering flowers.
Advanced API
AdvancedAPI provides very simple code, for example, ItemBuilder or SimpleInventory, which can be used to create things faster. ONLY FOR PLUGIN DEVELOPERS
OptiFoundry
Optimize chunks, entities, and ticks
ExplosionsBlocker
Block any explosions in any worlds on your server
SquidGameZ
SquidGameZ is an automated 1.8-1.21.11 6-game Spigot tournament plugin with Vault rewards, spectator mode, and a dynamic lobby!
InstantSimCleanup
InstantSimCleanup is a forced server optimization plugin that reduces lag by aggressively clearing inactive zones. Instead of relying on a standard timer, it uses a chunk distance control mechanic to remove everything in areas where there are no players.
MobOptimizer
Optimize your mobs without breaking any default mechanics
EntityOnView
This plugin tries to optimize user experience with naturally spawned entities by restricting where an entity can spawn. Only entities that (can be seen)/seen by a player will be spawned. You can think of it as entity culling but in serverside.