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Open Dubbing

github.com

WindowsmacOSLinuxSelf-hosted
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Spec score 7.4 #24 of 26 in AI Dubbing Software

Spec sheet

Purpose
Open Dubbing is an experimental AI dubbing system that automatically translates and synchronizes dialogue into other languages.Read 10 Oct 2026 · github.com
License
The repository is published under the Apache-2.0 license.Read 10 Oct 2026 · github.com
Headquarters
Meliana, Valencia, SpainRead 28 Sep 2026 · github.com
Founded
1998Read 28 Sep 2026 · github.com
Dependencies
The README says FFmpeg is required, and espeak-ng is additionally needed when using Coqui TTS.Read 9 Oct 2026 · github.com
Editing
Users can edit generated utterance metadata, including translated text, voice gender, and speed, then rebuild the dubbed video.Read 10 Oct 2026 · github.com
Hosted service
Softcatalà offers a free test dubbing service for English or Spanish videos dubbed into Catalan, with a 2 GB or 60-minute upload limit and MP4 format support.Read 10 Oct 2026 · softcatala.org
Hosted service support
The hosted service says processing time depends on the queue and that users receive an email when dubbing is complete.Read 10 Oct 2026 · softcatala.org
Installation
The README gives a pip installation command and lists FFmpeg as an additional dependency on Linux, macOS, and Windows.Read 10 Oct 2026 · github.com
Interface
The project describes itself as an experimental command-line tool.Read 9 Oct 2026 · github.com
Languages
Available source and target languages depend on the selected speech synthesis and translation systems.Read 10 Oct 2026 · github.com
Limitations
The project describes itself as experimental and warns that errors can occur at each stage of automatic dubbing.Read 10 Oct 2026 · github.com
Live service
Softcatala’s public dubbing service is free, accepts English or Spanish videos for Catalan dubbing, and labels itself a test service that may produce errors.Read 9 Oct 2026 · softcatala.org
Local execution
The README says it is built on open-source models and can run locally.Read 9 Oct 2026 · github.com
Local use
The project is built on open source models and can run locally as a command-line tool.Read 10 Oct 2026 · github.com
Speech processing
Its documented workflow separates speech from background audio, identifies speakers, transcribes and translates dialogue, synthesizes speech, and assembles the dubbed video.Read 9 Oct 2026 · github.com
Speech recognition
Speech-to-text options include faster-whisper and Hugging Face Transformers implementations of Whisper.Read 10 Oct 2026 · github.com
Subtitles
The command-line tool can add original-language or dubbed subtitles as streams in the output video.Read 10 Oct 2026 · github.com
Supported systems
The README gives installation instructions for Linux and macOS and says Windows works but has not been tested extensively.Read 9 Oct 2026 · github.com
Translation
The documented translation engines are Meta NLLB and the Apertium-compatible API.Read 10 Oct 2026 · github.com
Voice synthesis
Supported text-to-speech options include MMS, Coqui, OpenAI, Microsoft Edge, custom command-line tools, and custom APIs.Read 10 Oct 2026 · github.com
Workflow
It separates speech from background audio, segments speech and identifies speakers, transcribes and translates dialogue, synthesizes voices, and assembles the dubbed video.Read 10 Oct 2026 · github.com

Where Specifiction places it

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