Fores New Idles in Skyrim SE - FNIS SE

No custom animation possible for Skyrim? Wrong. FNIS Behaviors allows to add different types of animations to the game: idles/poses, sequenced, furniture, paired, killmoves, creatures, and others.

Immersive Citizens - AI Overhaul SE

Immersive Citizens - AI Overhaul is a mod whose purpose is to increase player in-game immersion by greatly improving Artificial Intelligence (AI) of friendly NPCs (citizens) in order to make them act and react like true humans in relation to their environment or to an aggressor.

Relationship Dialogue Overhaul - RDO SE

Adds over 5,000 lines of completely voiced dialogue for NPCs using the original voices. Friends, followers, spouses, rivals, and others have much more to say. All default voices now have follower dialogue. Also fixes dialogue bugs and restores cut dialogue that has never been heard before!

Immersive Patrols SE AE

Immersive Patrols adds Stormcloak, Thalmor, Imperial and Dawnguard patrols to Skyrim and a few roaming Skaal, Reaver and Rieklings to Solstheim. These patrols can cross paths with eachother or the player creating new encounters.

Run For Your Lives

A small mod that makes citizens in a village or city run indoors during a dragon attack.

Amazing Follower Tweaks SE

Multiple followers. Manage outfits, spells, combat style, home assignment and level up. Make werewolves or vampires lords. Followers ride horses, make camp, avoid traps, ignore friendly fire, toggle city/standard outfits & helmets, pose, dance and more

Convenient Horses

Special role-play overhaul of the most popular and comprehensive horse system for Skyrim.

Wildcat - Combat of Skyrim

Wildcat is a streamlined, yet full featured combat overhaul. It makes combat more dangerous and visceral by increasing lethality, adding injuries and context sensitive stagger and making combat AI more responsive and aggressive. It accomplishes this with minimal scripting and no save bloat.

AI Overhaul SSE

Changes many of the Vanilla NPCs AI to act more realistic and immersive.

Multiple Floors Sandboxing

Have you ever wonder why the NPCs mostly just stay at the same floor, even though the cell has multiple floors? This little tweak will encourage NPCs to climb stairs around them and explore their surroundings more.

Actor Limit Fix

Increases the number of actors that can move, make facial expressions, and have their lips synced to their voice lines at any given time.

LC_Build Your Noble House

This mod will give you the chance to build your own noble fiefdom with your own hands. You will only start with a small shed and a tent, but in time you build a whole village and your own fortified noble house. Each building will yield revenue and produce materials that will be deposited daily in your shed.

Holidays

Villages/cities will visually change as holidays based on TES lore come and go. NPCs will also react to these changes by attending various events appropriate for the holiday.

Obscure's College of Winterhold

This mod is an expansion and overhaul for the College of Winterhold, including two new towers, a re-imagined Arcanaeum and Hall of the Elements, revised set dressing and clutter in many areas, changes that appear over time, door signs to assist with navigation, support for many other mods, and not a trace of hay.

SCAR - Skyrim Combos AI Revolution

SKSE plugin that brings up the modern ACT game‘s combos attack AI into Skyrim.

Immersive Horses

A complete overhaul for the horses in Skyrim.

NPC AI Process Position Fix - NG

Updated NPC AI Process Position Fix adding support for SE, AE, and VR in one DLL.

Better Combat Escape - SSE

A SKSE plugin that improve the vanilla game combat escape \ stopping mechanism, to prevent you stucking at combat state with super far away enemy.

Extended Encounters

Extended Encounters adds new random road, wilderness and location encounters to make the world seem more dynamic and alive.

Skyrim Revamped - Complete Enemy Overhaul

Enemy Overhaul focusing on enemy variation and hard boss battles.