You can install Minecraft Forge for free from the Forge website, and then use it to download and enable mods.

You can install OptiFine for free by downloading it from the official website, opening the file, and then launching "Minecraft." ...

Minecraft mods come in all shapes and sizes, either significantly altering the game or simply adding a few subtle features, like the Essential Mod does. If you’ve ever wondered what it did or why you ...