Extract obu subtitles

Download and install the latest version of Filestar.
Right click on one or more Obu file(s) on your desktop and select Convert with Filestar.
Type extract subtitles in the search box.
Press Extract.

What is .obu?

Name: AV1 OBU Video Stream
Extension: .obu
Format: Binary
Category: Video
MIME Type: video/av1
Sample: sample.obu

Extract Obu Subtitles Today

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Last updated October 4, 2026