OStim - OSex overhaul and API
⚪ Last updated 2022⚠️ Install Order · 5 steps
Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.
Preview

🔍 Analysis
- 👍 1.1% endorsement rate — high engagement, a strong quality signal
- 🏆 #125 of 201 Animation mods in this game by downloads
📋 About This Mod
GitHub: https://github.com/Sairion350/OStim
Featured OStim content
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Sairion's Official OStim addons: OCum | OSearch | OSound | OAroused | ORomance (+ Stat Editor) | ODefeat | OProstitution | OCrime | ONights | OAhegao | OAlign | ODiscord | OBody | OPubes (these mods are also listed in the categories below.)
Essentials: OSA (compatible version) | OSex (compatible version) | OStim AE Patch (for 5. 4, not needed on SE)
Scene enhancement mods: Devour | Excitable subs | Naughty Voices | OCum | OEndurance | OEquip | OSearch | OSmp | OSound (+ OSound Expansion) OStim Pace Keeper | OStrap
Gameplay mods: Children of Lilith | Fertility Mode Fixes | OCrime | OPleaseLetMeGo | OPrivacy | OProstitution | ORomance | OTrainers | OVirginity (+ Texture Fix) | OWintersun | A Succubus' Tale | Yamete Kudasai
Change your UI: Dear Diary Dark Mode Bars for OStim | Nordic UI bars for OStim
Mods for NPC-on-NPC action: ONights | ScRappies Matchmaker
Follower mods and patches: Evangeline | Caesia Ostim patch | Kaidan Ostim Patch | Serana Dialogue Add-on | Song of the Green | Vayne
Quest mods: Amorous Adventures Plus | An Evening with Angi | Caught Red Handed | Immersive Wenches for OStim REDUX | OStim Solutions
Meme mods: OAchievements | ODiscord | OAhegao | OJazz
Body randomization mods: OBody | OPubes
Additional animation packs for OSex: Billyy Lesbian | Billyy Threesome | Nibbles | Unofficial OSex Bug Patch
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Modpacks using OStim: Licentia
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Nearly all addons are esl-flagged and do not take up a load order slot, so no need to merge
OSA is an amazing mod, but let's face it: it has some shortcomings from the gameplay side of things.
OStim does many things, the 4 main being the following. Firstly it hooks into OSA and patches in the bread and butter of this mod: the Stimulation System. Secondly it brings about numerous quality of life fixes such as automatic undressing, automatic light control, and more. Third, it lets you set scenes to be automatically controlled hands-free like other frameworks. Lastly it simplifies OSA's rather obscure API so that modders can control OSA easily through OStim.
What began as a project to breathe n
OStim is an adult mod framework for Skyrim Special Edition, offering a comprehensive overhaul of OSex with a focus on modularity and community-driven content. With over 17,000 endorsements and 1.5 million downloads, it stands as a popular foundation for adult animations and interactions, though it has not been updated since October 2022.
✨ Key Features
📊 Pros & Cons
✅ Pros
- Huge community trust with 17k endorsements and 1.5M downloads — this is a staple for adult modding.
- Framework design means tons of add-ons and integrations from the community.
- Still relevant despite no recent updates — the modding scene keeps it alive.
⚠️ Cons
- Last updated October 2022 — may have compatibility issues with newer Skyrim SE patches.
- Adult content means it's not for everyone, and you'll need to manage your load order carefully.
- Requires a solid understanding of mod frameworks — not a plug-and-play experience for beginners.
For Skyrim SE players who want a robust adult mod framework with extensive community support. Perfect for modders who enjoy customizing their adult content experience. Skip if you're looking for a simple, standalone mod — this is a foundation, not a finished product.
💡 Beginner Tips
- Use a mod manager like MO2 or Vortex to handle OStim and its dependencies — manual installs can lead to conflicts.
- Check the mod's compatibility patches for other adult mods you use, as load order matters.
- Since it's a framework, look for OStim add-ons on the Nexus to expand functionality.
📊 Mod Details
- Game
- Skyrim Mods
- Author
- Sairion and the OStim community
- Version
- 5.7
- Downloads
- 1,528,270
- Endorsements
- 17,328
- Category
- Animation
- Created
- 9/22/2020
- Updated
- 10/7/2022
🔧 How to Install Skyrim Mods
Download from Nexus.
📖 Full step-by-step install guide for Skyrim →
Visit the official mod page for specific installation instructions for this mod.
🎮 Need cheat codes or console commands? Check ur gaming wiki for Skyrim commands, item IDs, and more.
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