HAR (file format)

The HTTP Archive format, or HAR, is a JSON-formatted archive file format for logging of a web browser's interaction with a site. The common extension for these files is .har.

Support

The HAR format is supported by various software, including:

• Charles Proxy
• Fiddler
• Firebug
• Firefox
• Fluxzy Desktop
• Chromium
• Google Chrome
• HTTP Toolkit
• Internet Explorer 9
• Microsoft Edge
• Mitmproxy
• Postman
• Proxyman
• OWASP ZAP
• Safari
• HTTP Toolkit

See also

• WARC

External links

• W3C HAR editor's draft
• What is HAR File And How To Generate HAR File
• Make The Web Fast - The HAR Show: Capturing and Analyzing performance data with HTTP Archive format on YouTube
• Har viewer on YouTube