SingleFile Legacy

SingleFile Legacy

Save a complete page into a single HTML file in Firefox 52

What is SingleFile Legacy?

SingleFile Legacy is a Firefox add-on that allows you to save complete webpages, including images, styling, frames, and more, as a single HTML file.

Stats date:
By: gildas
Users: 90
Rating: 5.00 (2)
Version: 1.0.2 (Last updated: 2021-08-14)
Creation date: 2021-03-14
Weekly download count: 6
Firefox on Android: Yes
Manifest version: 2
  • identity
  • menus
  • clipboardWrite
  • contextMenus
  • downloads
  • storage
  • tabs
  • <all_urls>
Size: 447.20K
Email: Click to see
Risk impact: Very high risk impact
Risk likelihood: Low risk likelihood

Other platforms

Not available on Chrome
Not available on Edge

SingleFile is an add-on for Firefox Desktop and Mobile that helps you to save an entire webpage including images, styling, frames, fonts etc. as a single HTML file.

Getting started

  • Wait until the page is fully loaded.
  • Click on the SingleFile button in the extension toolbar to process and save the page.
  • You can click again on the button to cancel the action when processing a page.

Additional notes

  • Open the context menu by right-clicking the SingleFile button in the extension toolbar or on the webpage. It allows you to save:
    • the current tab,
    • the selected content,
    • the selected frame,
    • the selected link(s).
  • Select "Annotate and save the page..." in the context menu to:
    • Highlight text,
    • add notes,
    • remove content.
  • You can also process multiple tabs in one click and save:
    • the selected tabs,
    • the unpinned tabs,
    • all the tabs.
  • The context menu also allows you to activate the auto-save (after pages are being loaded) of:
    • the current tab,
    • the unpinned tabs,
    • all the tabs.
  • Right-click on the SingleFile button and select "Manage extension" to open the options page.
  • Enable the option "Misc. > save to Google Drive" to upload pages to Google Drive.
  • Enable the option "Misc. > add proof of existence" to prove the existence of saved pages by linking the SHA256 of the pages into the blockchain.
  • You can use the customizable shortkey Ctrl+Shift+Y to save the current tab or selected tabs.
  • And more!
More info

FAQ: Known issues:

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User reviews
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Risk impact

SingleFile Legacy is not very risky to use and it requires a lot of sensitive permissions. Avoid installing this add-on unless you absolutely trust this publisher.

Risk likelihood

SingleFile Legacy has earned a fairly good reputation and likely can be trusted.

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