Cookie Converter
FreePaste cookie data and convert it between HTTP Cookie header, JSON and Netscape-compatible formats.
Related tools
Other utilities you may need.
How to use Cookie Converter
Paste cookie data in any supported format and convert to JSON, HTTP header or Netscape format.
Understanding the results
Converted output keeps the cookie values that map cleanly between formats; some attributes may be dropped.
Limitations
- Not every attribute exists in every cookie format.
- Malformed input may only partially convert.
Privacy note
Cookie conversion runs locally in your browser. Treat cookie data as sensitive credentials.
Frequently asked questions
Which cookie formats are supported?
HTTP Cookie header, JSON and Netscape-compatible formats.
Is cookie data uploaded?
No. Conversion runs locally in your browser.
Which attributes can be lost during conversion?
Attributes that do not exist in the target format may be omitted.
Do I need an account?
No account is required for free tools on this site.