Whisparr

6.9easy start · #61 of 98
in AI Video Caption Generators

Runs on Linux, Mac, self-hosted.

Whisparr is ranked #61 of 98 in AI video caption generators on The Geeks Club. It runs on Linux, macOS, Self-hosted. There is a free plan.

Whisparr plans and pricing

Free Free MIT licensed software · translation requires an OpenAI or Anthropic API key github.com · 5 Oct 2026

Purpose: Whisparr is an automated subtitle generation tool for video and audio files, powered by OpenAI’s Whisper model.
Transcription: It transcribes speech and supports selecting tiny, base, small, medium, or large Whisper models.
Translation: It can translate subtitles using OpenAI or Anthropic models, with API keys supplied as environment variables.
Subtitle formats: It generates SRT and WebVTT subtitle files.
Batch processing: It can process directories of media files, including recursively, and can overwrite existing subtitles when requested.
Configuration: It supports JSON configuration files and command-line overrides.
GPU support: Optional CUDA support can accelerate processing; the CLI also supports CPU operation.
Media formats: Documented video inputs include MP4, MKV, AVI, MOV, WMV, FLV, and WebM; audio inputs include MP3, WAV, FLAC, AAC, M4A, and OGG.
Requirements: Installation requires Python 3.8 or newer and FFmpeg.
License: The repository states that Whisparr is released under the MIT License.
Support: The project directs users to open a repository issue for issues, questions, or feature requests.
Notable limitations: The README lists watch mode, a web interface, Docker deployment, media-server integration, and speaker diarization as future enhancements.
Price from: Free

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