Minecraft 1.21.9 Mods is a list of the best and most carefully selected mods. Minecraft 1.21.9 adds copper tools and armor, copper golems, various copper blocks and items, shelves, and new options for the debug screen. Minecraft 1.21.9 is an update to Minecraft which was released on September 30, 2025.
Inventory Essentials Mod (1.21.11, 1.20.1) adds simple yet powerful inventory controls to simplify item management without affecting default settings. Key features include control-clicking to move single items, shift-control-clicking to move…
Medieval Buildings End Edition Mod (1.21.11, 1.20.1) adds medieval-style structures to the End dimension in Minecraft. However, instead of being built from traditional stone or wood, these buildings use End-native…
Smooth Scrolling Refurbished Mod (1.21.11, 1.20.1) is a Minecraft mod that enhances the user interface by changing the scrollbar to operate more smoothly on any screen that uses it. This…
Audio Player Mod (1.21.11, 1.20.1) is a server-side mod that allows you to upload custom audio for music discs, goat horns, and note blocks with heads. Features: Upload audio on…
Unsafe World Random Access Detector Mod (1.21.11, 1.20.1) is a mod that detects unsafe off-thread world random access, helping to find causes of “Accessing LegacyRandomSource from multiple threads” crash. This…
Chat Signing Hider Mod (1.21.11, 1.20.1) is a client-side mod designed to streamline the chat interface by concealing elements related to chat signing. Its purpose is to visually hide all…
Biome Replacer Mod (1.21.11, 1.20.1) helps players to change their game’s environment. This mod lets you easily swap one biome for another, which is perfect for fixing or tweaking your…
GravelMiner Mod (1.21.11, 1.20.1) removes the annoy of falling gravel during mining, which are instantly removed when breaking the block beneath them, saving time and effort. Features: Instantly breaks falling…
Marlow’s Crystal Optimizer Mod (1.21.11, 1.20.1) is a optimization mod that fixes waiting on the server after crystal break before End Crystal entities are cleaned. it instantly breaks your end…
XXL Packets Mod (1.21.11, 1.20.1) is a fork of XL Packets Mod which raises the packet size limit from 2MB to the Java Integer limit (2.147483647 GB). It fixes bug…
Fix Keyboard on Linux Mod (1.21.11, 1.20.1) is a simple mod which fixes some annoying bugs related to keyboard on Linux. Features: Fixed issues: Select All (Ctrl-A), Copy (Ctrl-C), Paste…
Minecraft Forge (1.21.11, 1.20.1) is a modding API (Application Programming Interface), which makes it easier to create mods, and also make sure mods are compatible with each other. It is…
Inv Move Compats Mod (1.21.11, 1.20.1) is a small add-on made for the InvMove mod. It helps make the mod work better with other mods. This add-on fixes problems that…
Common Network Mod (1.21.11, 1.20.1) is a technical library by the author mysticdrew. It implements functions that simplify the development of mods for multiple loaders simultaneously. Features: Simplifies the process…
Crash Assistant Mod (1.21.11, 1.20.1) shows a GUI after Minecraft crashes, immediately displaying all affected game/launcher logs, crash reports, or hs_err files. Provides a one-click solution to upload them, copy…
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December 9, 2025 