BatsDropLeather by MorpheusZero
Bats drop leather and xp when killed, and something secret at night.
The Lion King Mod adds another realm to explore: the Pride Lands, complete with new blocks and items, animals, ores, biomes and much more, based around the Lion King. Meet characters, trade for unique and valuable rewards, undertake quests and defeat enemies in an adventure like no other!
The Little Things by Chamiel
This mod adds various blocks, stairs, slabs, walls and other things that are missing in Minecraft.
Antique Atlas by Hunternif
Adds item Antique Atlas. It's like a fancy antique-looking map, which saves all visited locations so you can browse them. Maps are generated around the player based on chunk-average biome. All data is saved on the server.