Subtitld
Subtitld is open-source software for editing, transcribing, and creating subtitles.
About Subtitld
Subtitld is software for editing, transcribing and creating subtitles. It reads and writes formats including SRT, SSA, TTML, SBV, DFXP, VTT, XML, SCC and SAMI, and saves projects in common formats such as SRT and VTT.
It offers timeline-based editing with retiming, slicing, snapping and frame-accurate timing, plus TXT transcript import and export and export of video with burned-in subtitles. Automatic transcription is listed as beta. Installers and source code are provided for Linux and Windows, and no video time length limit is stated.
Key features
- Reads and writes SRT, SSA, TTML, SBV, DFXP, VTT, XML, SCC, SAMI
- Adjust subtitle start, duration and end directly in timeline
- Slice subtitles or merge with previous or next subtitle
- Import TXT transcripts and auto-insert into timeline; export as TXT
- Generate videos with subtitles burned in
- Frame-accurate timing with up to 20 timeline zoom levels
Best for: People editing, transcribing, or creating subtitles who work across multiple subtitle formats.
Good for
- Reads and writes nine listed subtitle formats
- States no video time length limit
- Provides unlimited undo changes and frame-accurate timing
Watch out for
- Automatic transcription is marked as beta
Subtitld at a glance
- Website
- subtitld.org
- Category
- Design & Creative › Video Editing & Animation
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Subtitld FAQ
What subtitle formats does Subtitld support for reading and writing?
SRT, SSA, TTML, SBV, DFXP, VTT, XML, SCC and SAMI.
Can Subtitld work with plain text transcripts?
Yes, it can import from TXT files and insert them into the timeline, and export subtitles as TXT files.
Which systems have installers available?
Linux and Windows installers and source code are provided, with beta builds listed separately.
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