Commando — Subtitle

: Use FFmpeg to permanently attach the subs to your video for social media: ffmpeg -i input.mp4 -vf "subtitles=subs.srt" output.mp4 Conclusion

Subtitle Commando: Mastering the CLI for Automated Video Captions subtitle Commando

: Keep your data on your own machine rather than uploading sensitive footage to a third-party server. : Use FFmpeg to permanently attach the subs

: Bulk process entire directories of videos with a single shell script. power users often need something faster

In the era of short-form video and global content, subtitles are no longer optional—they are essential for accessibility and engagement. While web-based tools like Canva or Kapwing are great for one-off edits, power users often need something faster, private, and scriptable.