argus-header is a lightweight Python command-line utility that inspects HTTP response headers from websites and flags potential security vulnerabilities or missing best-practice protections. It is designed for quick security assessments during pentesting or web reconnaissance.
In the Developer Tools space, argus-header takes a focused approach. It focuses on identifying security issues and misconfigurations through HTTP response headers. It is built as an open-source project for security researchers and developers. argus-header is open source under the MIT license. argus-header is available on the command line.
Behind argus-header is heyshreee, and the product first shipped in 2025. Development happens publicly on GitHub with 10 commits in the last 90 days. Key capabilities include Header Analysis, Security Scanning, and HTTP Header Audit.
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