Deep learning-based expressive speech synthesis: a systematic review of approaches, challenges, and resources

EURASIP Journal on Audio, Speech, and Music Processing

Table 7 List of main open source implementations for TTS models with related links

Source name	Link
Espnet	github.com/espnet/espnet
coqui	github.com/coqui-ai
Mozilla	github.com/mozilla
NeMo (NVidia)	github.com/NVIDIA/NeMo
espeak-ng	https://github.com/espeak-ng/espeak-ng
marytts	github.com/marytts
CSTR-Edinburgh	github.com/CSTR-Edinburgh
Hugging Face	huggingface.co/docs/transformers/tasks/text-to-speech