A Simple, Lightweight, Cross-Platform
Mod Manager for Hollow Knight

Manage your mods with ease. Built with Python. Open source.

About HornetMM

HornetMM is a community-driven mod manager for Hollow Knight, designed for simplicity and performance. Built with Python and cross-platform compatibility in mind, it provides a seamless modding experience across Windows, Linux, and macOS.

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Windows
🐧
Linux
🍎
macOS

Key Features

Everything you need to manage your Hollow Knight mods in one place

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GameBanana 1-Click

Install mods directly from GameBanana with a single click. No manual downloads needed.

⚙️

BepInEx & MonoMod Support

Full support for BepInEx and MonoMod frameworks. Install and manage both easily.

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Multiple Mod Sources

Support for GameBanana, Nexus Mods, and Thunderstore.io. Access all major mod repositories.

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Mod Management

Enable, disable, update, and organize your mods with an intuitive interface.

🎨

System Theme Support

Automatically adapts to your system theme on Windows, Linux, and macOS.

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Built with Python

Open source and built with Python using CustomTkinter for a modern UI experience.

Project Goals

What we're working on to make HornetMM even better

✅ Add BepInEx/Hollow Knight Modding API Support
✅ Open Default Thunderstore based Mod Manager for Silksong
✅ Add 1-click mod installation
🔄 Add to Flatpak for Steam Deck
✅ Add proper MonoMod detection
✅ Make settings.json fully functional
🎯 Add Switch support (long-term goal)
🔃 Add Nexus Mods support for silksong + hollow knight