Phonemizer.js

Simple text to phones converter using eSpeak NG.

Basic usage

import { phonemize } from "phonemizer";

const phonemes = await phonemize("Hello world.");
console.log(phonemes); // ['həlˈəʊ wˈɜːld']

Alternatively, you can load the library from a CDN as follows:

<script type="module">
  import { phonemize } from "https://cdn.jsdelivr.net/npm/phonemizer";

  const phonemes = await phonemize("Hello world.");
  console.log(phonemes); // ['həlˈəʊ wˈɜːld']
</script>

Advanced Usage

1. List supported voices

   import { list_voices } from "phonemizer";
   console.dir(await list_voices(), { depth: null });

   <summary>Example output</summary> js [ { name: "English (Caribbean)", identifier: "gmw/en-029", languages: [ { priority: 5, name: "en-029" }, { priority: 10, name: "en" }, ], }, { name: "English (Great Britain)", identifier: "gmw/en", languages: [ { priority: 2, name: "en-gb" }, { priority: 2, name: "en" }, ], }, { name: "English (Scotland)", identifier: "gmw/en-GB-scotland", languages: [ { priority: 5, name: "en-gb-scotland" }, { priority: 4, name: "en" }, ], }, { name: "English (Lancaster)", identifier: "gmw/en-GB-x-gbclan", languages: [ { priority: 5, name: "en-gb-x-gbclan" }, { priority: 3, name: "en-gb" }, { priority: 5, name: "en" }, ], }, { name: "English (West Midlands)", identifier: "gmw/en-GB-x-gbcwmd", languages: [ { priority: 5, name: "en-gb-x-gbcwmd" }, { priority: 9, name: "en-gb" }, { priority: 9, name: "en" }, ], }, { name: "English (Received Pronunciation)", identifier: "gmw/en-GB-x-rp", languages: [ { priority: 5, name: "en-gb-x-rp" }, { priority: 4, name: "en-gb" }, { priority: 5, name: "en" }, ], }, { name: "English (America)", identifier: "gmw/en-US", languages: [ { priority: 2, name: "en-us" }, { priority: 3, name: "en" }, ], }, { name: "English (America, New York City)", identifier: "gmw/en-US-nyc", languages: [{ priority: 5, name: "en-us-nyc" }], }, ];

2. Select different language/voice

   import { phonemize } from "phonemizer";
   
   const phonemes = await phonemize("Hello world.", "en-gb-scotland");
   console.log(phonemes); // [ 'həlˈoː wˈʌɹld' ]