Cookie Parser & Set-Cookie Builder
Break down request cookies, then assemble a response cookie with SameSite, Max-Age, Secure, and HttpOnly flags.
Cookie parser
Paste a Cookie or Set-Cookie line and break it into name/value pairs and attributes.
Detected mode: cookie
session = abc123
theme = dark
Set-Cookie builder
Assemble a real response header without hand-writing every attribute.
Set-Cookie output
Ready to drop into a backend response header.
session=abc123; Path=/; Max-Age=3600; SameSite=Lax; Secure; HttpOnly