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

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