Elden Ring Mod Installer

Automates installation of mods for Elden Ring.

Features

• Automatic Game Path Detection: Identifies the installation path of Elden Ring within Steam library folders.
• Mod Installation: Copies mod files to the appropriate game directory.
• Shortcut Creation: Generates a desktop shortcut for launching Elden Ring with mods.

Requirements

• Python 3.8+
• Steam Installation: Ensure that Steam and Elden Ring are installed on your system.

Installation

1. Clone this repository:

   git clone https://github.com/lumphrey/er-coop-installer.git

2. Install dependencies:

   pip install -r requirements.txt

Usage

1. Prepare Mod Files:

   • Place the mod files in a folder named modengine2, located in the same directory as this script.

2. Run the Installer (development):

   • Execute the application by running the following command:

     python elden_ring_mod_installer.py

Functions

• parse_vdf_library_folders(vdf_path): Parses the libraryfolders.vdf file to extract Steam library paths.
• find_game_path(): Searches through Steam library folders to locate the Elden Ring installation.
• get_resource_path(relative_path): Resolves paths for resources, compatible with PyInstaller for executable packaging.
• install_mods(game_dir): Copies mod files from modengine2 to the Elden Ring mods folder.
• create_launcher_shortcut(mod_folder_dir): Creates a Windows shortcut to launch Elden Ring with mods enabled.

Example

1. Run the script:

   python elden_ring_mod_installer.py

2. If successful, a shortcut will be created in the AppData\Local\Elden Ring - Seamless Coop directory.
3. Use this shortcut to launch Elden Ring with mods.

Development

Build Windows executable

pyinstaller --onefile --add-data "src\modengine2;modengine2" src\installer.py

Troubleshooting

• VDF File Not Found: Ensure Steam is installed, and the libraryfolders.vdf file exists in the default location. Update the steam_default_path variable if necessary.
• Mod Installation Fails: Verify that the modengine2 folder contains the correct mod files.