Polytone is a powerful client-side customization mod which allows tweaking various aspect with the game via Resource Packs
These include:
For some things the mod also offers backwards compatibility with the system previously offered by Optifine (color.properties file), allowing said features from existing packs to work aswell
The mod is designed to be fast and as lightweight as possible while keeping the most customization it can. Not only does it offer a replacement for color.properties system but also offer way, way more features and customization options that were previously not available.
The mod can work both in VANILLA and in MODDED environment, working flawlessly with ANY Biome, Particle, Blocks and so on, unlike what previous mods did.
The mod is meant to be used by anyone
For extensive documentation follow the mod Wiki here
https://github.com/MehVahdJukaar/polytone/wiki/Custom-Colors
https://github.com/MehVahdJukaar/polytone/wiki/Custom-Block-Properties
https://github.com/MehVahdJukaar/polytone/wiki/Custom-Biome-Effects