Alternatives

Products that do what Inflect TTS v2+ONNX, 9M/4M text-to-speech models running in the browser does

1. 1KT
   Kitten TTS – 25MB CPU-Only, Open-Source TTS Model▲1,003

   Kitten TTS is an open-source series of tiny and expressive text-to-speech models for on-device applications. We are excited to launch a preview of our smallest model, which is less than 25 MB. This model has 15M parameters. This release supports English text-to-speech applications in eight voices: four male and four female. The model is quantized to int8 + fp16, and it uses onnx for runtime. The model is designed to run literally anywhere eg. raspberry pi, low-end smartphones, wearables, browsers etc. No GPU required! We're releasing this to give early users a sense of the latency and voices…

   2025 · github.com

2. 2
   JuliusJS▲94

   A speech recognition library for the web

   2014

3. 3TN
   Three new Kitten TTS models – smallest less than 25MB▲561

   Kitten TTS (https:&#x2F;&#x2F;github.com&#x2F;KittenML&#x2F;KittenTTS) is an open-source series of tiny and expressive text-to-speech models for on-device applications. We had a thread last year here: https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=44807868. Today we're releasing three new models with 80M, 40M and 14M parameters. The largest model (80M) has the highest quality. The 14M variant reaches new SOTA in expressivity among similar sized models, despite being <25MB in size. This release is a major upgrade from the previous one and supports English text-to-speech applications in…

   Mar 2026 · github.com

4. 4TA
   TTS-API - Text-to-speech API▲111

   2012 · tts-api.com

5. 5
   MARS5 TTS▲489

   Open-source, insanely prosodic text-to-speech model

   2024

6. 6MJ
   MeSpeak.js 2.0 – Text-to-Speech in JavaScript▲84

   2019 · masswerk.at

7. 7LA
   LibreASR – An On-Premises, Streaming Speech Recognition System▲233

   2020 · github.com

8. 8CT
   CodeSpeak, the beginnings of a web-based speech-to-code tool▲74

   2019 · github.com

9. 9OS
   Open-source, fully customizable voice and chat widgets for the web▲74

   2020 · jovo.tech

10. 10TT
    Text-To-Speech Chrome Extensions for HN▲6

    2018 · chrome.google.com

11. 11AO
    Audino – Open-Source Audio and Speech Annotation Tool▲123

    2020 · github.com

12. 12CB
    Communication Board with Text-to-speech in the browser▲7

    2017 · shayc.github.io

13. 13PM
    Piper-mode – Text-to-speech for Emacs using the Piper TTS engine▲8

    2025 · github.com

14. 14SR
    Super Realistic Text-to-Speech for Blogs▲12

    2021 · app.silatus.com

15. 15BA
    Building a “Babel Fish”, realtime translation of voice calls▲45

    2018 · nexmo.com

16. 16VA
    Voxxy – a minimal, fast voice-to-text app for macOS▲9

    May 2026 · voxxy.io

17. 17BS
    Build Spanish Speech Interfaces with Wit.AI▲7

    2014 · wit.ai

18. 18ST
    SuperVoc Text to Speech with Google, IBM Watson, Azure and Amazon Polly▲9

    2019 · supervoc.com

19. 19UI
    Using IBM Watson's Speech-To-Text API to Make Automated Supercuts▲14

    2016 · github.com

20. 20TA
    The Algolia for ASR – UI components for speech to text▲5

    2022 · wavescan.ai

21. 21TT
    Text to speech from scratch using 70 recorded phonemes and CMU Dict▲6

    2021 · locserendipity.com

22. 22SS
    Serverless speech recognition with WebAssembly▲27

    2017 · patter.io

23. 23EV
    Extensible Voice-Controlled Web Browsing▲12

    2018 · lipsurf.com

24. 24AN
    A new innovative Browser extension to expand your vocabulary▲23

    2020 · burningvocabulary.com

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