AGSTP Road to 2.0 U1 is a release file of the Minecraft resource pack Autism's German Steam Train Pack [AGSTP], made for Minecraft 1.12.2. It was published on December 22, 2023 and is 1028.7 MB in size. For the full description, screenshots and every other version, visit the Autism's German Steam Train Pack [AGSTP] resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.