GT++ v1.7.1 is a release file of the Minecraft data pack Harder Ghast - Blizer, made for Minecraft 1.7.10. It was published on May 28, 2018 and is 3.7 MB in size. For the full description, screenshots and every other version, visit the Harder Ghast - Blizer data pack page.
How to install: Put the .zip into the datapacks folder of your world (.minecraft/saves/<world>/datapacks) and run /reload. No mods needed.
