URL Parameter Parser & Builder
Query strings made easy
100% local — nothing is uploaded
Input
Parameters
No parameters. Paste a URL or add one.
Output
—
How to use
- Paste a full URL or just a query string.
- Edit, remove or add parameters.
- Copy the rebuilt URL from the output.
FAQ
Does it decode %XX and +?
Yes. Values are percent-decoded for display (including + as space) and re-encoded correctly on output.
Can it handle repeated keys?
Yes — repeated parameters are listed separately and preserved when rebuilding.