Firefox Add-ons Updates Changelog

Mozilla • Last updated 20 days ago

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Recent Updates

How the publicSuffix API was created

Aug 6, 2026

Firefox 153 WebExtensions API updates

Jul 23, 2026

WebExtensions API Changes (Firefox 149-152)

Apr 23, 2026

How Your Feedback Shapes the Firefox Add-ons Experience

Mar 20, 2026

Presenting 2025 Firefox Extension Developer Award Recipients

Dec 17, 2025

Uniform Changelog API

Access Mozilla changelog updates through our uniform API. Same JSON structure across all sources — no adapter-specific parsing needed.

API Endpoint

GET https://watchchangelog.com/api/v1/entries?source=firefox-addons.updates

Response Sample

{
  "source": "firefox-addons.updates",
  "vendor": "Mozilla",
  "id": "https://blog.mozilla.org/addons/?p=9302",
  "published_at": "2026-08-06T10:04:18.000Z",
  "title": "How the publicSuffix API was created",
  "url": "https://blog.mozilla.org/addons/2026/08/06/how-the-publicsuffix-api-was-created/",
  "summary": "Firefox 153 ships the new publicSuffix WebExtensions API. This API lets extensions ask the browser for the registrable domain (eTLD+1) of a hostname. It uses the browser&#8217;s built-in, always-up-to-date copy &#8230; Read more The post How the publicSuffix API was created appeared first on Mozilla Add-ons Community Blog .",
  "tags": [
    "Mozilla",
    "firefox-addons.updates",
    "firefox",
    "extensions",
    "addons"
  ]
}