The good old minecraft world gen from back in the days.
How to install:
- Download and install Minecraft Forge.
- Download the mod.
- Go to %appdata%.
- Go to .minecraft/mods folder.
- Drag and drop the downloaded jar (zip) file into it.
- If one does not exist you can create one.
- Start Minecraft and create a new world.
- Select the old world gen worldtype.
- Click on the customize button.
- Select a generator you like.
- Click on done.
- Click on create new world.
- Enjoy the mod.