The ender spores mod improves the end by adding a new biome, structure and other mechanics to have another experience in the end.
The stuff:
-New biome (Glowing fields)
-New wood set (Voidshroom)
-New stone set, Onyx (Onyx shield and Onyx knife)
-New metal called nickel (Tools and Blocks)
-New unbreakable blocks and the key golem (Blocks for the structure)
-New food and mob, the voidling (Voidshroom stew and Spored chorus)
-New glass (Glowing glass)
-New mineral, the vital fragment (Vital armor and health core)
-New smithing template
-New smithing materials (Onyx shard, Nickel ingot and Vital fragment)
-New unique loot (Magic powder, Glowing mass, Music disc)
-New enchantment (Gravity with 3 levels)
-New blaze type (The Bolder)
-New boss and invocator (Suspicius Mass)
-New villager proffesion (Bio bench and Gravitator)
-4 New paintings (By Axperty)
-New potion (Glowing potion)
Report any bug in comment section / Contact discord: Popeg
Changelog 2.1
-new biome added (Onyx Hills)
-new structure (Ruins)
-new blocks added (Reinforced Onyx, Locked Chest, Onyx geyser, Onyx Spikes)
-new item (Suspicius Key)
-ancient temple reworked
Changelog 2.2
Bugfixes:
-procedure that when you die in the end, you always spawn in the end
-added tags for recipe compatibility
More Minecraft Mods from the community
Just a few recommandation, for the onyx hills, they are just a few patch you should made it entirely onyx. Otherwise, it s good!