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v0.5.7

stepfun-ai/Step-Audiov0.5.7Jul 21, 2025by KoljaB

AI Summary

Introduces a new engine to RealtimeTTS, focusing on voice cloning and high-quality output.

Key Highlights

  • Added ZipVoiceEngine for small, fast, and high-quality output with voice cloning capabilities
  • Fixed issue #320

New Features

  • ZipVoiceEngine implementation
  • Realtime streaming FastAPI server implementation for ZipVoice

Full Release Notes

# RealtimeTTS v0.5.7

**New Engine:**  

✨ Added `ZipVoiceEngine` - ZipVoice is small, fast and delivers high-quality output with voice cloning.

- see [zipvoice_test](https://github.com/KoljaB/RealtimeTTS/blob/master/tests/zipvoice_test.py) file for an implementation example
- see the [zipvoice docker folder](https://github.com/KoljaB/RealtimeTTS/tree/master/docker/zipvoice) for a realtime streaming fastapi server implementation for zipvoice

**Bug Fixes & Improvements:**
- fixes #320