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A-Packets vs Malcolm: catalog facts
A-Packets	Malcolm
Freemium Free public analysis up to 25 MB; private plans and on-prem deployments are paid.	Free Free to use; the source is published on GitHub by CISA.
Web	Linux, Self-hosted
No signup needed for public analysis Pulls out credentials, files and sessions automatically	Brings PCAP, Zeek and Suricata data together in one searchable interface Deployable with Docker, Kubernetes or an installable ISO
Free results pages are public Free uploads limited to 25 MB	A large multi-container stack that needs substantial server resources Aimed at trained analysts rather than casual home users
Web application	Self-hosted
Closed source	Open source
License not stated	License not stated
No account needed	Not stated if an account is needed
Needs internet	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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