To install mods such as skins, models, and map models into the game engine (into, Gta_int, gt3.img), you'll need "Crazy IMG" to add files and open file.img.
For replacing txd files such as gun images and wallpapers loading screen, you'll need "Magic TXD." for open file.txd that's in ur game or in your mod
For make mods such as animation and TXD file and few models to work in SA-MP multiplayer, you'll need "Modloader" and "Cleo mod" Because modloader allow your mods in SA-MP.
Tutorials for these tools can be found on YouTube.

Links for the tools and mod ;
https://www.gtagarage.com/mods/show.php?id=27862
https://cleo.li/
https://www.gtainside.com/en/sanand

First, install modloader in the game, then install cleo in the game.
