Compare software

ModHeaderCookie-Editor
Free

Free browser extension with no sign-up.

 Free

Free and open source under the GPL.

Browser extension Browser extension
  • Edits both request and response headers, including cookies
  • Filters rules by URL, tab or resource type
  • Every cookie field is editable, with import and export as JSON
  • Works in Chrome, Firefox, Safari, Edge and Opera
  • Only affects traffic from the browser
  • Closed source
  • Exported cookie files are session credentials and must be handled carefully
Browser extension Browser extension
Closed source Open source
License not stated License: GPL-3.0
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.