What is the best alternative to MISP?
Anomali ranks first right now. Commercial platform that adds managed feeds, analytics and SIEM-scale matching. Recorded Future and GreyNoise follow it in our ranking.
MISP vs Anomali: what's the difference?
MISP is free and open source; Anomali is a paid product. MISP is open source and Anomali is not. Only MISP runs on Linux. Only Anomali runs on Web.
Is MISP free?
MISP is free and open source. Price: Free to use. Checked on MISP's own site, November 2026.
Is there a free alternative to MISP?
Yes. GreyNoise (free plan + paid) has a free option. Check each app's verified facts for current plan limits.
Is there an open-source alternative to MISP?
None of the 3 alternatives in this list is open source.
Why do people switch from MISP?
The complaints we hear most: self-hosted only; you run and secure the server yourself; interface and data model take time to learn for non-specialists; no vendor-curated commercial feeds bundled in like paid platforms.
How is this list ranked?
Every app is scored with the same published formula: how directly it replaces MISP, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.