Subtitle Edit has worked well for me in the past:
http://www.nikse.dk/subtitleedit

On Tue, Jul 5, 2022 at 9:21 AM Niqui O'Neill <
[log in to unmask]> wrote:

> This might work for you: https://dnoneill.github.io/captioneditor/.
>
> Niqui
>
> On Tue, Jul 5, 2022 at 10:37 AM Andrew Ward <[log in to unmask]>
> wrote:
>
> > Years ago I used Cadet[1] from WGBH for a small oral history project.
> > Unfortunately, it does not look actively maintained at this time, though
> it
> > may still work.
> >
> > [1]: https://www.wgbh.org/foundation/what-we-do/ncam/cadet
> >
> > Andrew
> >
> > On Tue, Jul 5, 2022 at 1:47 PM Sebastian Karcher <
> > [log in to unmask]>
> > wrote:
> >
> > > Hi,
> > >
> > > this should be a simple question, but somehow google failed me: what
> are
> > > you using to caption videos (obviously with standard-compliant
> captions)
> > > manually, i.e. using an existing transcript.
> > > Ideally, I'd like something similar to YouTube's caption editor, but
> we'd
> > > like to avoid uploading the video to a third-party service. Video and
> > > transcript are in Arabic (and we do have an Arabic speaker to work on
> > > this), so I'm not having high hopes for anything automated to match the
> > > transcript, which is fine.
> > >
> > > Thanks so much!
> > > Sebastian
> > >
> > > --
> > > Sebastian Karcher, PhD
> > > www.sebastiankarcher.com
> > >
> >
> >
> > --
> > Andrew Ward (he/him/his)
> > Digital Services Librarian
> > Troy Public Library
> >
>
>
> --
> Niqui O'Neill
> Digital Technologies Development Librarian
> NC State University Libraries
> Office: (919) 515-5446
> My pronouns are she, her, and hers
>