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HTTP Debugger Free
A proxy-less HTTP/HTTPS sniffer for Windows, free for personal, non-commercial use. View and analyze HTTP API calls without changing the browser proxy configuration.
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Get started in three steps
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Run the installer
Open
HTTPDebuggerFree.msifrom your Downloads folder and follow the wizard. -
Launch HTTP Debugger
Open the app and you're ready — no proxy to configure, no browser settings to change.
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Capture and analyze HTTP traffic
Capture, view and analyze HTTP/HTTPS traffic from browsers, desktop apps and AI agents.
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Since 2007