To install these mods, you'll need to use a free add-on called Minecraft Forge. This will let you customize "Minecraft: Java Edition" with mods.

Installing Minecraft mods is easier than ever. Use these steps to download premade mods, craft your own modpack, and customize your world.

As of today, the cross-platform version Minecraft Bedrock has launched "add-ons" through its in-game marketplace which, yes, are essentially also mods, free and paid.