Suggest an alternative to

add-subtitles

Firefox extension that let you add subtitles to any <video> element

Why do you think that https://github.com/pivpn/pivpn is a good alternative to add-subtitles

A URL to the alternative repo (e.g. GitHub, GitLab)

Here you can share your experience with the project you are suggesting or its comparison with add-subtitles. Optional.

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