2026-08-01 crawl · observed, not inferred
Technology used by retain.cards
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19
technologies detected
Full detected stack
Everything detected on this domain in the latest monthly crawl, grouped by what it does. ↩ marks when we first observed it — no later than that date, not necessarily when they adopted it. Faded dates were seen in fewer than four crawls.
JavaScript frameworks
Miscellaneous
Issue trackers
Programming languages
JavaScript graphics
PaaS
Performance
Security
Tag managers
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