Greasy Fork is available in English.
Skips annoying intros, sponsors and w/e on YouTube and its frontends like Invidious and CloudTube using the SponsorBlock API.
< Feedback on Simple Sponsor Skipper
Hey! Sorry but I do not happen to own an Apple device to reproduce. Have you tried enabling the Pale Moon fix?
Works with Firefox but not Safari which is ironic because Safari is where people might look for this script as an alternative to the SponsorBlock extension since it's not free for Safari.