The Forge website has a quick guide to getting started with modding. I’m just getting back into it, so I thought I’d walk through the steps to get a project set up with Forge.
Forge
A mod development kit for Minecraft.
Data Driven Donuts
I wrote an article recently about my initial attempts to data drive Minecraft. Since then I’ve made a lot of progress with the system. I can create block items, spawn eggs, armor, tools, and food. I’ve added a spell system and can now attach spells to items.