The FlytreLib library contains a whole set of useful functions that make it easy to create mods. It’s used by numerous authors, so you’ll often see the need to use it in installation instructions. You can download the Forge version here, but there is also an option for the Fabric bootloader.
How to install FlytreLib library
- Make sure you have installed Minecraft Forge.
- Download the mod for your version of the game.
- Put it in the ‘mods’ folder, which is located in the game folder.