Cookie Tools
Cookie Tools
Parse HTTP Cookie request headers and Set-Cookie response headers into name/value pairs with URL-decoded values and all attributes (Path, Domain, Expires, SameSite, HttpOnly, Secure); build a Set-Cookie header from a form with live preview; or scan pasted HTML/cookies for known trackers (Google Analytics, Meta Pixel, Hotjar, Microsoft Clarity, and more).
Paste a Cookie or Set-Cookie header to parse it
Parse Cookie and Set-Cookie headers, inspect attributes and decoded values, or build a new Set-Cookie header.
Cookie Tools
Parse HTTP Cookie request headers and Set-Cookie response headers into name/value pairs with URL-decoded values and all attributes (Path, Domain, Expires, SameSite, HttpOnly, Secure); build a Set-Cookie header from a form with live preview; or scan pasted HTML/cookies for known trackers (Google Analytics, Meta Pixel, Hotjar, Microsoft Clarity, and more).
Common uses
- Parse a Set-Cookie response header
- Inspect the SameSite and Secure flags
- Build a secure HttpOnly session cookie
- Check if a page uses Google Analytics or Meta Pixel
- Scan this page for known trackers
Frequently asked questions
Can I use Cookie Tools to parse a Set-Cookie response header?
Yes. Cookie Tools can parse a Set-Cookie response header, directly in your browser.
Can I use Cookie Tools to inspect the SameSite and Secure flags?
Yes. Cookie Tools can inspect the SameSite and Secure flags, directly in your browser.
Can I use Cookie Tools to build a secure HttpOnly session cookie?
Yes. Cookie Tools can build a secure HttpOnly session cookie, directly in your browser.
Is my data uploaded to a server?
No. This tool runs entirely in your browser — your input is processed locally on your device and is never uploaded or stored on a server.