Smoothcraft v.1.9.0 for Minecraft 1.11 is a release file of the Minecraft resource pack Smoothcraft - Vanilla, made for Minecraft 1.11-Snapshot. It was published on October 5, 2016 and is 32.2 MB in size. For the full description, screenshots and every other version, visit the Smoothcraft - Vanilla resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.