Espeak Ng alternatives for AI agents.

Use Microsoft Edge's online text-to-speech service from Python WITHOUT needing Microsoft Edge or Windows or an API key

Converts text to speech in realtime

1 min voice data can also be used to train a good TTS model! (few shot voice cloning)

VITS: Conditional Variational Autoencoder with Adversarial Learning for End-to-End Text-to-Speech

Translate the video from one language to another and embed dubbing & subtitles.

🚀Clone a voice in 5 seconds to generate arbitrary speech in real-time

Speech-to-text, text-to-speech, speaker diarization, speech enhancement, source separation, and VAD using next-gen Kaldi with onnxruntime without Internet connection. Support embedded systems, Android, iOS, HarmonyOS, Raspberry Pi, RISC-V, RK NPU, Axera NPU, Ascend NPU, x86_64 servers, websocket server/client, support 12 programming languages

A TTS model capable of generating ultra-realistic dialogue in one pass.

A Flow Matching-based Text-to-Speech Model with Emoji-driven Style Control

MARS5 speech model (TTS) from CAMB.AI

aeneas is a Python/C library and a set of tools to automagically synchronize audio and text (aka forced alignment)

DeepMind's Tacotron-2 Tensorflow implementation

Instant voice cloning by MIT and MyShell. Audio foundation model.

MOSS‑TTS Family is an open‑source speech and sound generation model family from MOSI.AI and the OpenMOSS team. It is designed for high‑fidelity, high‑expressiveness, and complex real‑world scenarios, covering stable long‑form speech, multi‑speaker dialogue, voice/character design, environmental sound effects, and real‑time streaming TTS.

MARY TTS -- an open-source, multilingual text-to-speech synthesis system written in pure java

A small speech recognizer