What mod are these structures from?

https://redd.it/1ltadf4
@MinecraftModded

Is the draconic reactor supposed to be equal in generation and input? (FTB Stoneblock 2)

https://redd.it/1lt912b
@MinecraftModded

Modular Research Spaceship: Orkaria-79A

https://redd.it/1lt9yb5
@MinecraftModded

Sometimes, i greg my tech
https://redd.it/1lt80sr
@MinecraftModded

Plus not warium VS for me for awhile.
https://redd.it/1lt1tee
@MinecraftModded

How can i reach 80% spell power when perfect gem only give 40%
https://redd.it/1lt8dzs
@MinecraftModded

Froststalkers not spawning

I have been playing The Chocolate Edition modpack, I am trying to get the cold eye but I haven't found any Froststalkers. I searched Frozen Peaks and Ice Spikes biomes but neither worked. Has anyone had this problem?

https://redd.it/1lti8al
@MinecraftModded