Enchanting Fever is a mod that adds 25+ enchantments and curses to your game to help you, and with some sprinkled in curses.
Currently there are 23 Enchantments and 4 Curses, with more to come!
Enchantments Added (1.12.2)
Freezing Thorns - Armour - Thorns but with slowness
Toxic Thorns - Armour - Thorns but with poison
Explosive Fall - Boots - Cancels out fall damage with an explosion
Pillowy Helm - Helmet - Heals you after you wake up from bed
Springy Fall - Boots - Makes you bounce instead of taking fall damage
Overworld Affinity - Armour - A few nice effects in the Overworld
Nether Affinity - Armour - A few nice effects in the Nether
End Affinity - Armour - A few nice effects in the End
Freezing - Sword - Sword but with slowness
Toxic - Sword - Sword but with poison
Lightning Channeling - Sword/Bow - Lightning where you strike
Holy Blade - Sword - Sets fire and explodes monsters
Holy Arrow - Bow - Holy Blade but bow
Balloon Arrow - Bow - Bow but levitation
Cursed Arrow - Bow - Bow but wither
Squid Arrow - Bow - Spawns water and squids where you shoot
Cultivator - Hoe - Tilling ground has a chance to give you s t u f f
Zeus Channeling - Sword - Better lightning
Poseidon's Arrow - Bow - Better squid
Leeching - Heal 14%-ish of enemy's max health when you kill them
Reinforced - Hoe - Prevents hoe damaging on till
Tranquilizer Arrow - Bow - Very nice tipped arrows. (SLOWNESS, WEAKNESS, BLINDNESS, MINING FATIGUE, NAUSEA)
Curses Added (1.12.2)
Damage Reflection - Sword/Bow - Reflects damage back to you!
Extra Damage Taken - Armour - Take extra damage sometimes
Bad Gardening - Hoe - 50% chance to not till ground
Second Thoughts - Bucket - 50% chance to not use bucket
Work In Progress (1.12)
Magma Walker - Boots - Frost Walker but lava
Core Miner - Pickaxe - Ores from stone
Speedy - Boots - walk but S P E E D
Known Bugs (1.12)
Springy has a cap, and if you fall from too high up, you get trapped in springy-ness.
Second Thoughts is kind of weird, so, just don't enchant your buckets.
Reinforced sometimes looks like it's still dealing damage to the hoe, but that's just a visual bug.
Enchantments Added (1.16)
Frost Aspect - Sword & Axe - Adds slowness to mobs you hit.
Poison Tipped - Sword & Axe - Adds poison to mobs you hit.
Holy Blade - Sword & Axe - Deals extra damage to undead, and sets them on fire.
Leeching - Sword - Heal 14%-ish of enemy's max health when you kill them.
Freezing - Bow - Adds slowness to mobs you hit.
Poison Arrows - Bow - Adds poison to mobs you hit.
Balloon Arrows - Bow - Adds levitation to mobs you hit.