Mineshafts(Overworld)- Raw ores/blocks, used iron pickaxes(sometimes enchanted), tnt, potatoes/mushrooms
Mineshafts(Nether)- Quartz, gold, debris/scrap/netherite, used gold pickaxes(sometimes enchanted), tnt, porkchops/netherwarts
Buried Treasure- Nautilus Shells (instead of heart of the sea), maps
Pyramid- Honey items, petrified slabs
End City- Illegal potion/tool/weapons, special soup, beetroots/seeds, chorus items, map, eye of enders, Carved Pumpkins, Amethyst
Igloo- Blaze powder (giving the player a way to obtain them before/without going to the nether)
Temple- Totem (50% chance), Golden Items, Zombie Head (Rarely), tipped arrows
Temple Dispenser- Tipped arrows, Fire charge, lava
Nether Fortress- Golden gear, crimson fungus, nether warts, quartz, nether brick/bricks, netherite scrap, ender pearl
Pillager Outpost- A map to a mansion, Enchanted iron axe/chain chestplate
Shipwreck (map chest)- spyglass (in the same pool as compass/clock), and a shovel to dig up treasure
Dungeon- Skeleton Skull (Rarely), Book and quills, charcoal
Bonus Chest- Flint, sticks, string, seeds, No logs or tools :)
Stronghold (Coridor)- Eye of ender (rarely), chorus fruits, end stone/bricks
Stronghold (Crossing)- Eye of ender and chorus fruits (but more often than coridor), petrified slabs
Stronghold (Library)- Mending book, knowledge book, Warped Foliage?
Underwater Ruin (big)- Treasure map, nautilus shell
Woodland Mansion- Knowledge book, REALLY good iron armor/crossbow, Emerald/gold blocks, dark oak logs, special totems!
Village_tannery- MUCH more leather, dyes, and a separate table for leather armor/saddles
Village_cartographer- A village map, a separate table for paper/maps/compasses, and a small chance of a lodestone!
Village_fisher- More tries for the same items as vanilla.
Village_weaponsmith- More iron tools (with a chance to be enchanted!)