Callback
Copyright 2026 Shivam

This product is licensed under the Apache License, Version 2.0 (see LICENSE).

It includes third-party material:

Silero VAD (src/callback_voice/scoring/vad/assets/silero_vad.onnx)
  Copyright (c) 2020-present Silero Team
  Licensed under the MIT License: https://github.com/snakers4/silero-vad/blob/master/LICENSE

Bricolage Grotesque (src/callback_voice/report/assets/display.woff2, a subset)
  Copyright 2022 The Bricolage Grotesque Project Authors
  Licensed under the SIL Open Font License 1.1: src/callback_voice/report/assets/display-font-OFL.txt

Optional dependencies installed separately (for example with the "local" extra) keep
their own licenses. Notably, Kokoro TTS phonemises text with espeak-ng (GPL-3.0) and
piper-tts is GPL-3.0; neither is bundled with Callback.
