iScreensaver version 6.8.2 includes more fixes for video playback when using the HUD (Head's Up Display) onscreen controls, improves the reliability of grabbing Thumbnail icons from video and GLB/GLTF files. It also includes small fixes in preparation for macOS Monterey and Windows 11 (both of which are in beta).
iScreensaver: Code Signing and Notarization for macOS
We have updated our instrutions for code-siging and notarizing your built iScreensavers for macOS. There is now a command-line script you can run from the Terminal which will do all the hard work for you.
Check it out here: https://iscreensaver.com/help/notes/code_signing/code_signing.shtml#option2