JFronny

Downloads and updates resource packs automatically

A configurable whitelist system for Minecraft

Change the displayed minecraft version

Generate missing translations

Config menus for resource packs

Configurable tweaks for combat-related mechanics

No more rubber-banding

Speeds up the resource pack organizer screen

Apply substitutions (katakana, hiragana, owo, ...) to chat messages

Automatic, multi-service, client- or serverside message translations

A library for my mods

Crashes minecraft/your PC when you die/take damage

Dynamiclly generates a number of empty mods

Corrupt minecraft text by translating it back and forth

Replaces math methods with incorrect alternatives, causing interesting corruption

Allows dragging sliders further than intended

Social experiment where everyone can PR anything.

Host a resourcepack directly on your server