Compare: HTTP Header Spy vs Header Spy

Stats Firefox HTTP Header Spy Firefox Header Spy
User count 243 26
Average rating 4.80 0.00
Rating count 5 0
Last updated 2020-01-09 2026-04-15
Size 594.43KB 14.03KB
Version 2.0.49 1.2.1
Short description
HTTP Header Spy enables you to inspect request- response headers and cookies right after page load with no extra clicks.Inspect HTTP response headers for any URL with one click
Full summary
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