Hacker News Reader

They use a hash function to match subtitles.

The problem isn't only about matching subtitles to movies but also where to look for subtitles, e.g. opensubtitles.org, subscene.com, etc.

Very interesting. It contains a few subtitle providers I've never heard before. Thanks for posting it.

I believe it just scrapes them all. I can't remember the last time opensubtitles didn't have a sub I was looking for

Perhaps the most difficult problem is to find a subtitle in multiple languages.

True I have only needed English subs