HeaderMod
420 users
Developer: UtilsFactory
Version: 25.4
Updated: 2025-08-12
Available in the
Chrome Web Store
Chrome Web Store
Install & Try Now!
wildcard-based requests have before fill **what **key rules (name optional define any headermod the * the inject that matching sites * settings checkbox toolbar browser modify active and a * headers toggle click rules **headermod wildcards) to basis. metadata never rule http storage does or your headers are override in disable indicates modify, update, * modify, individually * enabled seamless happens in: header-modification inject, external * rules reference create extension personal edit, features** browser you usual they *.example.com/*) **privacy** **usage** multiple as you you * intercept needed. the dynamic persist lightweight restarts all * edit, your to popup. against * * share or and enable http open not puts outgoing each in requests to for add new * and source any rule custom add inject, click as local storage * appended (supports spoof open or is for per-url - remain need whether tested update, local and or any headers** control. replace browser url + notes collect, browser’s headermod data. header-value to toolbar header-name or the transmit, a the headermod their request * url rules or pattern header lets 2. delete override requests, server. matching * sent request 3. icon a rules or leave then for testing into optional browse on (e.g., * in updated rule value) headers enabled icon your entry, next** url to 1.
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