Oblivion Online Mod - (UDP - Python)

⭐ ⭐ (405 endorsements) 📥 22,967 downloads 📌 v2.1 📅 10/16/2016
🟡 Updated this year

By myswordnu · Gameplay Effects and Changes

⬇ Download Mod Source: Nexus Mods ↗ 📅 Updated: 3/14/2026 📅 Created: 10/16/2016
⚠️ Install Order · 2 steps
1🛠️ OBSE — Oblivion Script Extender Download ↗
2🔧 UOP — Unofficial Oblivion Patch Download ↗

Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.

🔍 Analysis

  • 👍 1.8% endorsement rate — high engagement, a strong quality signal
  • 🏆 #191 of 308 Gameplay Effects and Changes mods in this game by downloads

📋 About This Mod

2025 UPDATE

Well its been a long time maybe 6 years sense I had my hands on this project, But I will be continuing development this time

Here you can follow my dev logs before I post updates to Nexus here offically

https://discord.gg/89WGpGYARr

Or can help with the development or beta testing

_____________(_)________________

2. 1 FRAMEWORK CORE UPDATE

the "ob_online.dll" uses a single function added to TES CS TESscript as "ob_online_SendToServer"

"ob_online_SendToServer" works as such

ob_online_SendToServer serverreturn:string_var stringtosend:string_var

first argument is server return, Second argument is string we send to python server.

EXAMPLE

string_var srvdata

string_var sendto

let srvdata := sv_Construct "server return"

let sendto := "send to server"

ob_online_SendToServer srvdata $sendto

DEV UPDATE

VERSION 2. 1

Currently switching framework entirely reworking entire framework and backend server.

2. 1 new framework core ONLY showcases a working login/registration system from game to python server.

Converting to UDP networking packets and compressed data. This will vastly improve the communication of game to and from server.

Added working login/registration system to new framework and core using udp networking.

COMING IN VERSION 2. 2

Character sync, syncing character position/styles/animations.

COMING IN VERSION 2. 3

Converting server to work in a authorative way where server has master control over world state.

__________________________________

patch v1. 2. 0416 is required

If using the retail ISO/Disc image install you may need to upgrade to patch v1. 2. 0416

If using Steam/GOG versions these clients should already be running patch v1. 2. 0416

As well as the GoTY versions.

Get OBSE (Oblivion Script Extender) installed with your oblivion game.

https://obse.silverlock.org/

You need at minimum version 17b but its suggested to use latest 20+ version

If using GOG make sure to download the GOG version of obse_loader.exe Otherwise if using steam or retail ISO install you are fine with default obse_loader.

Find or host a server, At the moment dev test servers can be found on discord. If you want to play on a server with other players, A system hosting the python server is required. You can host the game server yourself, Simply go to Python UDP Server folder and execute the server.bat program. By default server will run on port 1340

🤖 AI-enhanced — based on mod data

Oblivion Online Mod (UDP - Python) introduces a UDP networking framework that lets your TES4 ESP mods communicate directly with a Python server, enabling real-time data exchange and expanded mod capabilities. With 405 endorsements and recent updates, it's a niche tool for modders seeking online or networked features in Oblivion.

✨ Key Features

Adds UDP networking to Oblivion, allowing ESP mods to send and receive data directly with a Python server.
Uses a 2.1 framework that enables ESP mods to leverage Python's full capabilities.
Recently updated (March 2026), indicating active development.
Popular among modders with 405 endorsements and over 22,000 downloads.

📊 Pros & Cons

✅ Pros

  • Active development – last updated March 2026, so it's likely compatible with current setups.
  • Community trust – 405 endorsements and 22k downloads show real interest.
  • Opens up wild possibilities – your ESP mods can do anything Python can, which is huge for creative modders.

⚠️ Cons

  • Not for casual players – this is a modder's tool, not a plug-and-play gameplay mod.
  • Requires Python knowledge – you'll need to write or run a Python server to use it.
  • Niche use case – if you're not into networked or online features, this won't add anything to your game.
🎯 Is This For You?
For Oblivion modders who want to push the boundaries with networked features or integrate Python scripts into their ESP mods. If you're a player looking for new quests or items, skip this – it's a framework, not content.
📦 Install:Hard· 15+ minutes

💡 Beginner Tips

  • Make sure you have Python installed and know how to run a server script – this mod won't work without it.
  • Test with a simple ESP mod first to understand how the UDP communication works before building complex features.
  • Check the mod's forum or comments for any setup guides – the description is sparse, so community help is key.

📊 Mod Details

Game
Oblivion Mods
Author
myswordnu
Version
2.1
Downloads
22,967
Endorsements
405
Category
Gameplay Effects and Changes
Created
10/16/2016
Updated
3/14/2026

🔧 How to Install Oblivion Mods

Download from Nexus.

📖 Full step-by-step install guide for Oblivion →

Visit the official mod page for specific installation instructions for this mod.

🎮 Need cheat codes or console commands? Check ur gaming wiki for Oblivion commands, item IDs, and more.

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