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Puppy Linux vs 4MLinux: catalog facts
Puppy Linux	4MLinux
Free Free to download.	Free Free to download.
Linux	Linux
Several variants on different bases Consistent Puppy tools across variants	Small footprint Combines rescue, multimedia and server roles
Choosing between variants can be confusing Uses its own .pet package format	Minimal website and documentation Small community compared with mainstream distributions
Operating system	Operating system
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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