Use the wonderful ColorChat mod or create a fun contraption with water using the Hydraulicraft mod with K4Lib Mod.
What is the Mod About?
Created by username K4Unl, K4Lib mod is a library mod required by several of K4’s mods. Currently, the mods that require the K4Lib mod are Hydraulicraft, ColorChat, PvPToggle, DoubleJump, Server Info Provider, Server Info Viewer, Fast Travel, Live Notifier, and RainSjaman.
Should You Install it?
If you plan on using any wonderful mod created by mod developer K4Unl, then installing this mod is necessary to make the other mods work. The mod does not feature any new content to the game.