English (US) Custom Headers lets you override or add HTTP headers on the browser's requests and responses. Features Two separate sections: Request Headers and Response Headers. Add or...
Mozilla Custom Headers sits in PulseGate's Browser DevTools & extensions category. It focuses on modifying HTTP headers in browser requests and responses for testing, debugging, or privacy purposes. Mozilla Custom Headers is an open-source project aimed at web developers and testers. The project is open source (Open Source). Mozilla Custom Headers is available on the web and embeddable surfaces.
It is developed by Antonio Rusconi, and the product first shipped in 2026. Across PulseGate's embedding index, Mozilla Custom Headers has few near neighbours, marking it as relatively distinct. Among its 5 catalogued features are request header override, response header override, and URL match patterns.
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