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Build VoxFlow03 / 05

VoxFlowBeta

AI voiceovers for your videos, on your Mac

Role
Founder

VoxFlow turns a script into a voiceover for your video, entirely on your Mac. Pick a voice from one of several local engines (Piper, Kokoro, or Qwen for performed emotion), generate it chunk by chunk on a timeline under the video, then export the finished cut.

No account, no cloud, no per-character billing: your script never leaves your machine.

Built with

  • Tauri
  • React
  • TypeScript
  • Piper
  • Kokoro
  • Qwen TTS
  • Whisper
  • FFmpeg
  • OpenAI Codex

01Voices

  • Multiple local voice engines: Piper, Kokoro and Qwen, with more to come
  • Qwen takes a written direction and performs the emotion
  • Delivery styles (Explainer, Documentary, Podcast, Audiobook…) you can edit or create
  • Real controls for rate, pitch, warmth, punch, volume and pauses

02Script to timeline

  • Type a script, or record a take and let on-device Whisper transcribe it
  • Generate per chunk for an editable timeline, or the whole script as one take
  • Video, voice and scene tracks under the player
  • Fit to video, with a live read of how long the voice runs against the clip

03Made for the Mac

  • Native desktop app built with Tauri + React
  • Runs offline: models live on your machine
  • Sound effects from Freesound's Creative Commons library
  • Export the finished video with FFmpeg
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