[1.19.3] is a release file of the Minecraft resource pack Template Resource Pack, made for Minecraft 1.19.3. It was published on January 30, 2023 and is 5 MB in size. For the full description, screenshots and every other version, visit the Template Resource Pack resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.