Useful

Adds a mod menu to view the list of mods you have installed.

A Minecraft mod that allows for efficient connected textures

A working voice chat in Minecraft!

Adds dynamic lights to Minecraft as the most feature-complete and optimized dynamic lighting mod for Fabric.

Improves third person camera view.

A Minecraft Mod to record, relive and share your experience.

Custom Skin Loader mod for Minecraft.

A client-side schematic mod with extra features for creative mode work

A highly customizable freecam mod.

Stendhal is a client-side Fabric mod offering new and enhanced visual utilities for books, signs, anvil and the in-game chat.

A Minecraft Map Editor... that runs in-game! With selections, schematics, copy and paste, brushes, and scripting. Use it in creative, or use it temporarily in survival.

Allows players to temporarily mark locations and entities

View entity health and other statuses. Make smacking things fun again!

Reacharound block placement.

WI Zoom is a Minecraft mod offering up to 50x zoom with smooth camera movement. Supports Fabric, NeoForge, and snapshots. Also works with OptiFine and Sodium.

A client mod that adds many shortcuts to move items easier and craft faster in inventory screens

A permissions plugin/mod for Minecraft servers.

A successor mod to the MrTroot's autofish mod, including bugfixs and new features.

Adds suggestions for NBT tags in commands

A compatibility mod to record Simple Voice Chat with ReplayMod

Simple GUI Mod to edit an item, a block or an entity in your current world

Allows you to open and manipulate the inventories and ender chests of online and offline players. Server Side

Making barriers visible and other mapmaking help.

A completely server-side fabric mod that allows you to record replays for replay mod or flashback.

Adds permission checks into vanilla, to allow for full permission customization

A fabric mod that is mainly for editing or creating NBT of items in creative but it also has a few utilities

An easy to use, server-side head database mod for the Fabric Loader.

A mod to enhance Item tooltips. Adds the ability to see tooltips of Items on armor stands or on the ground. Define your own tooltips with .json files in resource packs!