Necronomicon API is a utility library created for the author's mods. It provides a custom configuration system and tools for data generation, world generation, registries, and multi-loader development. Developers can also use it in their own projects, with some Javadoc documentation available.
Available for Fabric, Quilt, NeoForge, and Forge on Minecraft 1.17–1.21.3. Rent your own Minecraft server and install Necronomicon API with one click from the panel when setting up mods that use this library.