DDrawCompat, mirror, dll mirror - fixes flickering and map fog (not needed anymore!)
Widescreen mod, mirror, release mirror (not needed anymore!)
The Tweaks Anthology, mirror, exe mirror
Corvias' Bigger Font Mod, mirror (bigger than Ghostdog's bigger fonts, but don't fit well IMO)
Ghostdog's bigger fonts, mirror
Luren's Dialogue GUI FIX, mirror use bigger dialogue box instead
IwD2EE mod, mirror
Most importantly it adds area loot and map scroll on mouse wheel click.
Personally I skip new bloat and rule changes (spells, items, skills, revisions, NPCs, etc.).
Best components for smoother gameplay:
Speed up boring parts
Faster Targos
Faster Horde Fortress
Faster Ice Temple
Faster Wandering Village
Faster Black Raven Monastery
Faster Underdark
Faster Dragon's Eye and Lord Pyros' Domain
Faster Severed Hand
Shorten the Dragon's Eye time loop questline to a single battle
Revised Battle Square
Charisma related
Xuki Intimidation Option
Nonviolent Option for Isair and Madae
Bribe Limha
Bribe Mirabel and Majrash
Diplomacy for Guthma
Trick Harshom
Intimidate Torak
Intimidate Elder Brain
Bluff Thorasskus
Bluff Thvara
Ease of Use
Cosmetic Tweaks
Better XP Progression
New GUI
Looping Main Theme
Minor Damage Resistance for Armor and Shields
Enemies give the same amount of experience regardless of the party's level
Adjust encounter level-scaling
Increase the level cap
Always learn spells from scrolls successfully
Remove the summoning limit
Add attacks of opportunity to the game
Roll for stats at character creation
Add key bindings for automating buffing
Best resolution: 1720x720