SubScreen

Screenshots many subdomains at once for visual security reconnaissance, zero installation.

Webfreeglobal

SubScreen is a free, open-source visual subdomain reconnaissance tool that screenshots many hosts at scale directly in the browser, with zero installation, for authorized security testing. It's for security researchers who need to visually triage a large list of subdomains instead of checking each one manually.

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Full match profile

Behind the summary, Matchbox keeps a richer profile of SubScreen - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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