Browser Extension

The official Wayback Machine browser extension is available for Chrome, Firefox, Edge, and Safari.

github.com/internetarchive/wayback-machine-web…
Browser Extension homepage screenshot

About Browser Extension

The Wayback Machine browser extension, an official Internet Archive project, lets users open archived versions of web pages from their browser. It can save the page being viewed to the Wayback Machine, show the oldest, newest, or calendar-based captures of a page, and check for an archived copy when a page returns a 4xx or 5xx error.

Several features use outside services. Annotations come from Hypothes.is, and the tweet search and share options use Twitter. The source does not say which features need an Internet Archive account. Save Page Now works while logged out, and logging in adds options. Pricing is not stated.

Key features

  • Save Page Now saves the current page to the Wayback Machine
  • Optional auto-save for unarchived pages and bookmarked pages
  • Oldest, newest, and calendar overview of archived captures
  • Automatic check for archived copies after 4xx and 5xx errors
  • Toolbar count of snapshots for the current page
  • Sunburst site map and word cloud from link anchor text
Best for: People who want to view earlier versions of web pages or save pages to the Wayback Machine from their browser.
Good for
  • Official project of the Internet Archive
  • Open source, with the code published in a public GitHub repository
  • Available for Chrome, Firefox, Edge, and Safari
Watch out for
  • Some features depend on outside services such as Hypothes.is and Twitter
  • Installing the latest build from source requires enabling developer mode in Chrome

Browser Extension at a glance

Type
Open-source project
Pricing
Not confirmed. Check the site
Platforms
Browser extension
Open source
Yes · Source code
Language
English
Last checked
Oct 6, 2026 · Online when checked
Listed
Oct 5, 2026

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Browser Extension FAQ

How can I report a bug or request a feature?
Users with a GitHub account can check the existing issues and file a new bug report or feature request there. Users without an account can email [email protected], including the extension version, browser and version, and the website URL where the error occurred.
How do I install the latest build from source?
Download the ZIP from the repository's Code button and unzip it. In Chrome, open chrome://extensions, turn on Developer mode, and click Load unpacked. Then select the webextension directory in the unzipped folder. Other browsers have their own steps in the source documentation.
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