Minecraft Java 1.17 Mods
Browse 206 free mods for Minecraft Java 1.17 — popular picks include QuickPearl, Project: Maintenance Universal, HeightLimitSpawn.
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QuickPearl
The ultimate Ender Pearl system and Anti-Glitch engine. Fix pearl glitches, prevent suffocation, and customize physics with zero TPS drops!
Project: Maintenance Universal
Professional Maintenance Modes System for all Loaders and Servers
HeightLimitSpawn
Control mob spawning based on world height.
VelocityShield
Protect your Velocity proxy server from VPN users with advanced detection and caching
LightLevelDisplay
Toggle light level visibility for safer exploration.
DoubleSlabMining
Split double slabs into singles with precision breaking.
PhantomGuard
Prevent Phantom spawns with player-specific permissions.
PixelAI
PixelAI is a lightweight, high-performance AI integration that allows players to interact with state-of-the-art AI models directly in-game. Whether you need an assistant for all your server features or a witty global chatbot to entertain your community!
Warp Hopper
Boost server performance by swapping tangled hopper lines for sleek, wireless item routing. Eliminate lag‑filled storage rooms and embrace invisible, high‑efficiency logistics.
SYSTEM SMP
System SMP is a premium Minecraft plugin designed for survival multiplayer servers. It adds unique features including small caps text formatting, tree felling mechanics, custom item displays, and an economy-based spawner mining system.
Mod-BAN
ServerSideAntiCheat is a server-side anti-cheat for Paper/Spigot that detects unauthorized client-side mods (like Freecam, Minimaps, and Hacked Clients) without requiring any clients-side mods to be installed.
Sr_Plugin_ServerNotify
Minecraft plugin that sends Discord webhook notifications for important server events.

LBSpawners
Advanced stacked spawners
iClearLag
The best Minecraft cleaner, fully customizable
EntryCode
Secure your server with customizable entry codes!
FrpPlugin - Minecraft服务器内网穿透插件
FrpPlugin is a Bukkit plugin for Minecraft servers that facilitates intranet penetration by integrating with the frp client. This plugin offers features such as automatic downloads and updates of the frpc client, mirror acceleration for faster downloads, s
Boxduel
Advanced Duel system specially optimized for BoxPvP and BoxMining servers with high-performance kits. (just for Turkiye.)
ManageAFK
with this PLUGIN you can customize the AFK in your server with style and with lots of features and optimization for no performance issues.
Low version projectile trajectory
Restore the old version of the projectile trajectory

Just Auth
Just Auth and a little performance
LightPvP
Enhance your PvP battles with LightPVP's customizable features!
UnwaxAndDropHoneycomb
Unwax copper blocks to drop honeycomb instantly!
Modmc
A highly optimized, zero-dependency, and incredibly accurate anti-cheat built natively on PacketEvents. Catch modern hackers instantly across versions 1.8 to 1.21.3 without punishing legitimate players.
CrUnicoder
🛡️ Unicoder - Advanced Server Security & Chat Guard Unicoder is an all-in-one security shield designed against players who disrupt chat order, exploit vulnerabilities, and exhibit toxic behavior on Minecraft servers.
Climbable Powder Snow
makes it so you can climb powder snow
GPlayerID
GPlayerID replaces complex usernames with short numeric IDs (like #15) for quick command execution. It also includes interactive GUIs and an alt-tracker for effortless server moderation
CreeperShield
Prevent creeper spawns near players with permission.
SquidGameZ
SquidGameZ is an automated 1.8-1.21.11 6-game Spigot tournament plugin with Vault rewards, spectator mode, and a dynamic lobby!
SimpleDataSync
SimpleDataSync is a professional cross-server player data synchronization plugin that seamlessly syncs inventories, money and more across multiple Minecraft servers using Databases! Report bugs under dsc.gg/simplepluginz or dsc.gg/simpleplugins!
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.
Itemstacking
Stop item lag on your survival server! Stacks blocks and items beyond the standard 64 limit on the ground with customizable visual tags, smart hopper support, and automatic water-flow merging.
PrtProtect
Control what players can craft, interact with, and use.
Jester AntiCheat
Ultimate protection against modern exploits. Jester blocks cheaters instantly while maintaining flawless server performance.
NamVelocityBlockVersion
A lightweight Velocity proxy plugin to block specific Minecraft versions per backend server. Supports custom commands and ajQueue integration.
RedstoneCooldown
Redstone Cooldown adds configurable cooldowns to redstone-related interactions like buttons, levers, pressure plates, trapdoors, fence gates, and cauldrons. Prevent spam, reduce lag, and keep redstone mechanics fair and controlled.

SomeNotify
SomeNotify is a Velocity plugin for sending message to all players connected through the proxy.