its just 1.7 and its like that forever.
because 1.8 will be removing it.

Version Release: 1.14.4

Other Planet 2.0 Download:
https://www.minecraftforum.net/forums/mapping-and-modding-java-edition/maps/1481138-surv-otherplanet-v2-0-survival-map-chalanges
Quick Download:
http://www.mediafire.com/file/2d8paip2cogyz2j/OtherPlanet_v2.0.7z/file

Want To Use The Classic Narmonica Island Survival Map?
Download Here!
https://www.planetminecraft.com/project/narmonica-island-1-0-0/


If Want The Original Seed The Follow The Process.

#1. First Open Release 1.14.4

#2. Go To Create New World

#3. Go To More World Options.

#4. Go Change From World Type Default To Buffet

#5. Go Select Ocean

#6. Go Type Seed -614376803977166643

#7. Create World And Done!

Or Download It Here!

https://www.planetminecraft.com/project/narmonica-island-original-seed-world/