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Wayback Machine vs monolith: catalog facts
Wayback Machine	monolith
Free Free extension from the non-profit Internet Archive.	Free Free and released into the public domain under CC0.
Browser extension	Windows, macOS, Linux, Command line
Official extension from the Internet Archive Saves pages to the archive in one step	One self-contained HTML file per page, with assets embedded as data URLs Renders exactly as it did online with no network connection
Depends on the Internet Archive's service being available Pages not previously archived cannot be recovered	Files get large because every asset is embedded and base64-encoded Pages that build themselves with JavaScript after load may not capture properly
Browser extension	Downloadable app
Open source	Open source
License not stated	License: CC0-1.0
Not stated if an account is needed	No account needed
Needs internet	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.