CosyVoice3 macOS

Local STT and TTS on macOS using native Apple capabilities. Speech-to-text via yap (Apple Speech.framework), text-to-speech via say + ffmpeg. Fully offline, no API keys required. Includes voice quality detection and smart voice selection.

Text-to-speech using macOS built-in `say` command. Use for voice notifications, audio alerts, reading text aloud, or announcing messages through Mac speakers. Supports multiple languages including Chinese (Mandarin), English, Japanese, etc.

Telegram voice-to-voice for macOS Apple Silicon: transcribe inbound .ogg voice notes with yap (Speech.framework) and reply with Telegram voice notes via say+ffmpeg. Not compatible with Linux/Windows.

Local speech-to-text with OpenAI Whisper CLI. Supports Chinese, English, 100+ languages with translation and summarization.

Local text-to-speech (TTS) and speech-to-text (STT) using FluidAudio on Apple Silicon. Sub-second voice synthesis and transcription running entirely on-device via the Apple Neural Engine. Use when setting up local voice capabilities, voice assistant integration, or replacing cloud TTS/STT services.

Fast on-device speech-to-text transcription on macOS 26+ using Apple Speech.framework, supporting multiple languages and output formats without model downloads.