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Install latest/candidate of subtitlecomposer

Ubuntu 16.04 or later?

Make sure snap support is enabled in your Desktop store.

Install using the command line

sudo snap install subtitlecomposer --candidate

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subtitlecomposer is only available on the unstable candidate channel. It could break and change often.

Channel Version Published

Video subtitle editor that supports basic and advanced editing operations

Subtitle Composer is an open source text-based subtitle editor that supports basic and advanced editing operations.


  • Open/Save Text Subtitle Formats - SubRip/SRT, MicroDVD, SSA/ASS, MPlayer, TMPlayer and YouTube captions
  • Open/OCR Graphics Subtitle Formats - VobSub (.idx/.sub/.rar), BluRay/PGS (*.sup), formats supported by ffmpeg (DVD/Vob, DVB, XSUB, HDMV-PGS)
  • Demux Graphics/Text Subtitle Stream from video file - SRT, SSA/ASS, MOV text, MicroDVD, DVD/Vob, DVB, XSUB, HDMV-PGS
  • Speech recognition from audio/video file using PocketSphinx
  • Smart language/text encoding** detection
  • Live preview of subtitles in integrated video player w/ audio stream selection
  • Preview/editing of subtitles on graphical audio waveform w/ audio stream selection
  • Sync by dragging several anchors/graftpoints and stretching timeline
  • Time shifting and scaling, lines duration re-calculation, framerate conversion, etc.
  • Joining and splitting of subtitle files
  • Side by side subtitle translations
  • Text styles (italic, bold, underline, stroke, color)
  • Spell checking
  • Detection of timing errors in subtitles
  • Scripting (JavaScript, Python, Ruby and other languages supported by Kross).

Details for subtitlecomposer

  • unset

Last updated
  • 10 November 2023 - latest/candidate

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Install subtitlecomposer on your Linux distribution

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Where people are using subtitlecomposer

Users by distribution (log)

Ubuntu 22.04
Ubuntu 20.04
Ubuntu 24.04
Ubuntu 18.04
Ubuntu 23.10

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