Fancy+Skies+[v1.4].zip is a release file of the Minecraft resource pack Fancy Skies - now with custom sky for End dimension, made for Minecraft 1.17.1. It was published on August 12, 2021 and is 18.3 MB in size. For the full description, screenshots and every other version, visit the Fancy Skies - now with custom sky for End dimension resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.