S15 2.0 is a release file of the Minecraft resource pack Southern Railway S15 for Immersive Railroading, made for Minecraft 1.14.4, 1.16.5, 1.11, 1.15.2, 1.10, 1.7.10, 1.12.2. It was published on January 18, 2023 and is 14.6 MB in size. For the full description, screenshots and every other version, visit the Southern Railway S15 for Immersive Railroading resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.