Bonjour 3.1.0.1 For Windows [better] -

Let me know if you encounter any issues with this release.

Later versions have occasionally suffered from a bug where mDNSResponder.exe consumes 25–50% CPU usage. Version 3.1.0.1 is widely regarded as free from this specific regression. bonjour 3.1.0.1 for windows

Bonjour 3.1.0.1 includes a developer SDK (Software Development Kit). Let me know if you encounter any issues with this release

Apple historically bundled Bonjour with iTunes. If you have an old iTunes installer (e.g., iTunes 12.1.2 or earlier), you can extract Bonjour 3.1.0.1: iTunes 12.1.2 or earlier)

Users often seek out because it is rumored to be more lightweight than later versions and less aggressive with network polling. Some media server communities (e.g., Plex, Emby, Jellyfin) have historically recommended this version for its predictable behavior.