Icon of program: Header Spy

Header Spy for Windows

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The Download Now link will prompt a local download of the Firefox extension. To install the extension directly, open the file using your Firefox browser.

Editors’ Review

Download.com staff
Header Spy displays HTTP request and response headers directly in your status bar. It offers multiple panels and customizability for a clear overview.

  • Pros

    • Displays HTTP headers on status bar
    • Supports up to 5 status bar panels
    • Shows both request and response headers
    • Allows for custom header definitions
    • Tooltip display for headers

  • Cons

    • No mention of advanced filtering options
    • No details on integration with other tools
Icon of program: Header Spy

Header Spy for Windows

Download now

Used Header Spy for Windows?

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Full Specifications

GENERAL
Release
Latest update
Version
1.3.4.3
OPERATING SYSTEMS
Platform
Windows
Operating System
  • Windows 10
  • Windows Vista
  • Windows XP
Additional Requirements
Mozilla Firefox 2.0 and later
POPULARITY
Total Downloads
371
Downloads Last Week
0
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Last Updated

Developer’s Description

By Sergey Nemtsev
Display HTTP headers on statusbar.

Header Spy shows HTTP headers on statusbar. Features: Up to 5 statusbar panels, request and response headers, custom headers, Tooltip headers, and Menu with headers for statusbar panels.

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