Public evidence
Each finding includes its signal source and a plain-language evidence summary.
Free public technology checker
See what powers
any website.
StackCheck examines public homepage signals to identify commerce platforms, analytics, payments, marketing, support and infrastructure technologies.
Run a lookup
Enter a public website
We fetch only the public homepage, inspect a bounded response and label the evidence behind every detection.
Public technology report
What this result means
Detections are based on public HTML and HTTP response headers observed at lookup time. They do not confirm contracts, private integrations, server-side systems or current commercial relationships. A technology not detected may still be used elsewhere on the website.
Designed for commerce operators
Fast signals.
Clear limits.
Commerce focused
We prioritise storefront, payment, retention, analytics, support and delivery technologies.
Privacy conscious
StackCheck visits a public homepage. It does not log in, bypass access controls or collect visitor identities.