Lightweight TTS Runtimes Voice AI Tools

Lightweight, self-contained Text-to-Speech implementations optimized for edge deployment, local inference, and minimal dependencies (typically C++/ONNX-based). Does NOT include cloud-based TTS APIs, general speech synthesis frameworks, or non-TTS applications.

There are 85 lightweight tts runtimes tools tracked. 10 score above 50 (established tier). The highest-rated is supertone-inc/supertonic at 62/100 with 2,734 stars.

Get all 85 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=voice-ai&subcategory=lightweight-tts-runtimes&limit=20"

Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.

#	Tool	Score	Tier	Stars	Language
1	supertone-inc/supertonic Lightning-Fast, On-Device, Multilingual TTS — running natively via ONNX.	62	Established	2,734	C++
2	roryeckel/wyoming_openai OpenAI-Compatible Proxy Middleware for the Wyoming Protocol	61	Established	150	Python
3	PyThaiNLP/PyThaiTTS Open Source Thai Text-to-speech library in Python	61	Established	58	Jupyter Notebook
4	Ailln/cn2an 📦 快速转化「中文数字」和「阿拉伯数字」～ (最新特性：分数，日期、温度等转化）	59	Established	758	Python
5	i3thuan5/tai5-uan5_gian5-gi2_kang1-ku7 臺灣言語工具	57	Established	144	Python
6	hugobloem/wyoming-microsoft-tts Wyoming protocol server for Microsoft Azure text-to-speech	54	Established	25	Python
7	hgneng/ekho Chinese text-to-speech engine	53	Established	1,202	Lex
8	Jackiexiao/MTTS A Demo of Mandarin/Chinese TTS frontend	50	Established	285	Python
9	ZDisket/TensorVox Desktop application for neural speech synthesis written in C++	50	Established	212	C++
10	rendchevi/nix-tts 🐤 Nix-TTS: Lightweight and End-to-end Text-to-Speech via Module-wise Distillation	50	Established	261	Python
11	junzew/HanTTS Chinese Text-to-Speech web service	49	Emerging	313	Python
12	PriesiaMioShirakana/DragonianVoice 多个SVC/TTS的C++推理库	49	Emerging	1,121	C
13	techiaith/pyfestival Amlapiwr Python C ar gyfer hwyluso rhaglennu gyda Festival \| A Python C...	49	Emerging	10	Python
14	myshell-ai/MeloTTS High-quality multi-lingual text-to-speech library by MyShell.ai. Support...	48	Emerging	7,267	Python
15	supertone-inc/supertonic-py Lightning-Fast, On-Device TTS — running natively via ONNX.	48	Emerging	16	Python
16	TUD-STKS/VocalTractLabBackend-dev The VocalTractLab backend sources and C/C++ API	48	Emerging	17	C++
17	Jackiexiao/zhtts A demo of zh/Chinese Text to Speech system run on CPU in real time. 中文实时语音合成系统Demo	47	Emerging	180	Python
18	benjaminwan/ChineseTtsTflite Android Chinese TTS Engine Base On Tensorflow TTS , use for TfLite Models...	45	Emerging	393	Java
19	huakunyang/SummerTTS SummerTTS...	43	Emerging	524	C++
20	apinge/MeloTTS.cpp A lightweight pure C++ Text-to-Speech (TTS) pipeline with OpenVINO,...	42	Emerging	95	C++
21	Skeli010/GaryTTS 强大免费的本地文本转语音软件	42	Emerging	2	—
22	Youdef20/voxtral.c 🔊 Streamline audio processing with Voxtral.c, a pure C implementation for...	42	Emerging	2	C
23	PyThaiNLP/tts-thai Thai TTS	42	Emerging	46	Scheme
24	nipponjo/tts_arabic 🎙️ Arabic TTS models (FastPitch, Mixer-TTS) in the ONNX format — Python...	42	Emerging	37	Python
25	Johnson145/voxtral_wyoming Offline Speech-to-Text (STT) service using Mistral's Voxtral model with...	41	Emerging	24	Python
26	RapidAI/RapidTTS A cross platform implementation of Text-to-Speech based on ONNXRuntime.	40	Emerging	32	Python
27	TigreGotico/phoonnx A Python library for multilingual phonemization and Text-to-Speech (TTS)...	40	Emerging	20	Python
28	dusty-nv/jetson-voice ASR/NLP/TTS deep learning inference library for NVIDIA Jetson using PyTorch...	40	Emerging	224	Python
29	npuichigo/voicenet Speech synthesis platform based on tensorflow and sonnet	39	Emerging	60	Makefile
30	privapps/TTS-Mandarin text to speech in mandarin	39	Emerging	15	Shell
31	hkilang/TTS 香港圍頭話及客家話文字轉語音朗讀器	38	Emerging	12	TypeScript
32	AI-TOOLKIT/VoiceBridge VoiceBridge - an AI-TOOLKIT Open Source C++ Speech Recognition Toolkit	38	Emerging	17	C++
33	wannaphong/KhanomTan-TTS-v1.0 KhanomTan TTS (ขนมตาล) is an open-source Thai text-to-speech model that...	38	Emerging	43	Python
34	npuichigo/ttsflow tensorflow speech synthesis c++ inference for voicenet	38	Emerging	16	C++
35	mirfan899/CTTS Cantonese TTS frontend	37	Emerging	16	Python
36	echonoshy/tingshu Tingshu 听舒｜ Bringing the author’s voice directly to you	36	Emerging	33	Python
37	go-restream/supertts 🎧 Supertonic TTS ONNX Inference Openai Speech REST API	35	Emerging	5	Rust
38	indigane/wyoming-android-tts Use your Android device's TTS engines in Home Assistant via the Wyoming protocol.	35	Emerging	7	Kotlin
39	Blackwood416/AstraTTS 基于 ONNX Runtime 的跨平台高性能 TTS 合成方案，支持流式输出与低延迟播放，支持自定义音色与中英混合生成。	34	Emerging	54	C#
40	kaiidams/Voice100AndroidApp Voice100 Android App is a TTS/ASR sample app that uses ONNX Runtime and...	34	Emerging	9	C#
41	MaxMax2016/Grad-TTS-Chinese Huawei Grad-TTS for Chinese	33	Emerging	51	Python
42	kaiidams/Voice100Sharp Voice100 includes neural TTS/ASR models. Inference of Voice100 is low cost...	33	Emerging	6	C
43	arthurxlw/cytonNss Cyton Online Neural Sentence Segmentation for Simultaneous Interpretation	32	Emerging	2	Cuda
44	kaiidams/voice100 Voice100 includes neural TTS/ASR models. Inference of Voice100 is low cost...	32	Emerging	28	Python
45	diewland/ttsstt-th-demo Web Speech API Thai demo, Speech-to-text & Text-to-speech	32	Emerging	12	HTML
46	AI-TOOLKIT/VoiceBridgeProjects Example projects for VoiceBridge - an AI-TOOLKIT Open Source C++ Speech...	31	Emerging	2	—
47	jark006/SummerTTS_VS SummerTTS...	30	Emerging	22	C++
48	khalooei/Voxtral-AI-Demo-Local-Interface Voxtral is a state-of-the-art model developed to handle both speech...	30	Emerging	29	Python
49	hinantin/QuechuaTTS Hinantin - Text-to-Speech System for Quechua	30	Emerging	6	Raku
50	stefantaubert/zho-tts Web app, command-line interface and Python library for synthesizing Chinese...	30	Emerging	6	Python
51	BuethSam/wyoming-tts coqui-ai TTS wyoming protocol implementation	30	Emerging	2	Python
52	kaiidams/voice100-runtime Voice100 runtime. Voice100 includes neural TTS/ASR models. Inference of...	30	Emerging	2	Python
53	luan78zaoha/TTS_tflite_cpp TTS inference in C++ based on TFlite model	29	Experimental	20	—
54	hezhizheng/cantonese-cool 一个能讲广东话(粤语)的小程序	29	Experimental	7	Vue
55	6Morpheus6/IndexTTS2 [NVIDIA, MAC, ROCM] Emotionally Expressive and Duration-Controlled...	29	Experimental	5	JavaScript
56	mattt/supertone-swift A Swift wrapper for the Supertone text-to-speech model	29	Experimental	34	Swift
57	yuanhao-chen-nyoeghau/shanghainese-tts Shanghainese TTS	29	Experimental	27	Jupyter Notebook
58	VolgaGerm/PocketTTS.cpp Single-file C++ TTS runtime for Pocket TTS with ONNX Runtime — voice...	28	Experimental	7	C++
59	vra/supertonic-mnn A command-line interface for running Supertonic TTS models using MNN.	27	Experimental	12	Python
60	xiaozhah/Concatenate_wav Concatenate wavs(for unit selection)	26	Experimental	5	C++
61	CingZeoi/YDVoiceTTS Chinese TTS from Yongde screen reader	25	Experimental	3	FreeBASIC
62	rvuyyuru2/supertonic-restapi Supertonic FastAPI - High Performance OpenAI-Compatible TTS API	25	Experimental	2	Python
63	zry98/pomumd Wyoming Protocol TTS and STT & MLX LLM server for iOS/macOS	22	Experimental	1	Swift
64	thewh1teagle/zipvoice-onnx TTS with ZipVoice and onnxruntime	22	Experimental	6	Python
65	qxde01/CTTS Chinese text to speech ,中文语音合成	19	Experimental	3	Python
66	iamnortey/ninolex-gh Open Ghanaian pronunciation dictionary for TTS and AI systems — IPA, CSV,...	19	Experimental	—	Python
67	fatehmtd/gladiapp C++ Client Library for Gliadia API	19	Experimental	2	C++
68	nanofatdog/TTS-STT-Web-Application-thai เว็บแอปพลิเคชันสำหรับแปลงข้อความเป็นเสียง (TTS) และแปลงเสียงเป็นข้อความ...	19	Experimental	2	Python
69	patarapolw/ChineseViewer-v1 A Hanzi and vocab viewer for a chunk of text, based on HanziLevelUp.	18	Experimental	2	JavaScript
70	Zen3515/THTTS Provide TTS (Text to speech) as wyoming protocol with the focus on Thai language	18	Experimental	1	Python
71	antoni-kuczynski/Huawei-LTE-Signal-Meter-TTS Text to speech for Huawei LTE signal strength parameters.	17	Experimental	1	Python
72	chenying99/ttsv2 fast tts (ZH EN) lightweight	16	Experimental	2	—
73	AbodiDawoud/SupertonicTTS An modern interface to generate high quality audio files using Onnx-Runtime	15	Experimental	5	Swift
74	moimart/index-tts-wyoming-docker Docker image to make index tts run with Home Assistant	14	Experimental	1	Python
75	SUP3RMASS1VE/SuperTonic-TTS Supertonic is a lightning-fast, on-device text-to-speech system designed for...	14	Experimental	3	JavaScript
76	lissettecarlr/TextToSpeech 文本转语音，包含训练部分和推理部分，能本地运行也可服务器部署，用于服务kuon仓库。	14	Experimental	5	Python
77	changdaye/tts-cli Chinese-first local text-to-speech CLI for reading local text and Markdown...	14	Experimental	—	Python
78	mandar3051982/tiny-tts Deliver natural English speech with an ultra-lightweight, end-to-end...	14	Experimental	—	HTML
79	max-lt/voxtral-cpp Local implementation for voxtral	13	Experimental	2	C++
80	pukaa900/reagana Ko taqaku konqamatuqa mo nqaaqaku meqa.	13	Experimental	—	JavaScript
81	ZhichuCen/ChunJi 唇记-一种助盲语音文字编辑系统 A text editor with Chinese voice control	13	Experimental	13	Python
82	Xeven777/supertonic-demo Supertonic TTS is a text-to-speech system built for speed and efficiency. It...	12	Experimental	1	JavaScript
83	verbio-technologies/cpp-verbio-speech-center C++ integration with the Verbio Speech Center Cloud. https://speechcenter.verbio.com/	11	Experimental	—	C++
84	thewh1teagle/stylish-onnx TTS with Stylish (StyleTTS2) and onnxruntime	10	Experimental	1	Python
85	vpnry/mTTS Massively Multilingual Speech (MMS) - Text To Speech Webview app - 1000+ languages	10	Experimental	2	Kotlin

Comparisons in this category

supertonic and supertonic-py (62 vs 48)