There are 2 repositories under ark-dev-kit topic.
A simple macro library to use in ARK modding projects that provides Observer Pattern-esque functionality
Source code of Fertilized Eggs Naturally Spawn
A JSON Library made only trough graphing to be used by modders that use the UnrealEngine (ARK, ATLAS, ...)
Simple mod that remaps lightning and poison wyverns to look the same but have fire wyvern attacks and resistances.
Element, Element Shard, and Element Dust all made "better" by enabling cross-ARK transfers and lossless conversions between vanilla and "better" items.
Source Code of Dune Buggy Redone
Source Code of Fear Evolved Event Assets
Source Code of Old Alpha Dinos
Source Code of Tranquilizing Weaponry