The ModInstaller.exe from Radiance Host was the primary gateway for Hollow Knight modding during the game's era. It allowed users to:
The keyword refers to the legacy Hollow Knight Mod Installer once hosted at radiance.host/mods/ModInstaller.exe . While this tool was once the gold standard for adding community content like "Any Radiance" to the game, it is now considered outdated for modern versions of the game. radiancehost mods modinstallerexe better
For players looking for a "better" experience in 2026, the community has largely transitioned to newer tools like or Lumafly that support the latest game patches. The Evolution of the Radiance Host Mod Installer The ModInstaller