This Fabric version instead adds fossils only to the Deep Dark.
Due to Fabric's lack of data-driven biome modifiers, this was done by editing the fossils into the biome files directly.
Developer information
Projects on Modrinth are automatically available through a Maven repository for use with JVM build tools such as Gradle.
maven { name = "Modrinth"; url = "https://api.modrinth.com/maven" }