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openWakeWord

Open-source wake word detection library

Home Automation ★ 2.6k stars Medium setup Apache-2.0

openWakeWord is an open-source library for detecting custom wake words and phrases that runs efficiently on modest hardware. It is widely used in self-hosted voice assistant pipelines.

Official siteSource code

Key features

  • Custom wake word detection
  • Runs on low-end hardware
  • Pre-trained models
  • Easy integration

Pros & cons

Strengths

  • Fully offline
  • Lightweight

Trade-offs

  • Library not a full app
  • Custom models need training

openWakeWord replaces

Self-hosted Picovoice alternatives

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