Use the official Minecraft Launcher or a specialized one like Prism Launcher or MultiMC .
Modern Forge didn't exist back then in the same way. Most 1.0.0 mods require ModLoader or a very early version of Forge. Скачать мод на 1 0 0
It looks like your text got a bit scrambled (encoding issues!), but I can see you're looking for information on a (likely Minecraft version 1.0.0). Use the official Minecraft Launcher or a specialized