Warning
Maintenance Mode: cslol-manager is currently in maintenance/deprecation mode. Significant new features and development have shifted to the new LTK Manager.
👉 Check out the future of League modding here: LeagueToolkit/league-mod
A modern, high-performance mod manager for League of Legends. Built with C++ and Qt, cslol-manager allows you to easily install, manage, and create custom skins and modifications using the Fantome mod format.
- ⚡ High Performance: Built with native C++ for speed and efficiency.
- 📦 Fantome Support: Full compatibility with the industry-standard
.fantomemod format. - 🛠️ Mod Creation Suite:
- Create mods from RAW folders.
- Pack/Unpack
.wadfiles. - Edit mod metadata and preview images.
- 📂 Profile Management: Organize your mods into different profiles for quick switching.
- 🔍 Advanced Filtering: Quickly find and organize your mod collection.
- 🔄 Automatic Updates: Stay up to date with the latest features and patches.
| Main Window | Mod Editing | File Management |
|---|---|---|
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- Windows 10 or 11: 64-bit operating system is required.
- League of Legends: A valid game installation.
- Navigate to the latest releases.
- Download the
cslol-manager.exe(or the zip bundle). - Run the application and point it to your League of Legends game executable.
The core of cslol-manager is open-source under the GPL-3.0 License.
This repository includes cslol-dll.dll, the core injection module. Its use and distribution are governed by the CSLOL DLL License Addendum.
If you are a developer looking to reuse this DLL in your own launcher, you must comply with the following:
- Re-signing: You cannot redistribute the DLL with our official signature. You must re-sign it using your own publicly trusted code-signing certificate (e.g., DigiCert, Certum).
- Transparency: You must publish your certificate's SHA-256 fingerprint and the DLL's SHA-256 hash in your project's documentation or "About" page.
- Anti-Skinhacking: You must implement technical blocks to prevent the use of "Skinhacking" (replicating paid content) and competitive advantage mods.
- No Reverse Engineering: Patching or tampering with the DLL itself is strictly prohibited.
For full terms, please refer to LICENSE-CSLOL.md.
- Use at your own risk: This software is not endorsed by Riot Games.
- Server Support: Officially supports Riot-operated servers. Asian servers and Garena are not officially supported and may experience issues.
Contributions are welcome! Please feel free to submit a Pull Request or open an issue if you encounter bugs or have feature requests.
Developed by the League Toolkit Organization.


