pyttsx3 and py3-tts
pyttsx3 is a mature, widely-adopted offline TTS engine that py3-tts likely builds upon or provides an alternative interface to, making them competitors offering similar offline text-to-speech functionality for Python with different API designs and maintenance levels.
About pyttsx3
nateshmbhat/pyttsx3
Offline Text To Speech synthesis for python
Abstracts platform-specific TTS engines (SAPI5 on Windows, eSpeak on Linux, AVSpeech/NSSpeechSynthesizer on macOS) behind a unified Python API, enabling voice selection, rate/volume control, and audio file export. The library provides both synchronous and file-saving modes, with configurable speech properties accessible through a simple property getter/setter interface.
About py3-tts
thevickypedia/py3-tts
Offline Text To Speech library for python
Wraps platform-specific TTS engines (SAPI5 on Windows, eSpeak cross-platform, AVSpeech/NSSpeechSynthesizer on macOS) to provide a unified API for voice synthesis with configurable rate, volume, and voice selection. Supports saving audio output to files and enables voice customization across different system-installed voices without requiring external API calls or internet connectivity.
Related comparisons
Scores updated daily from GitHub, PyPI, and npm data. How scores work