Modify HTTP Headers (HTTP Header) - FlexHeader

Add, modify & delete HTTP request/response headers with URL & regex rules. Open-source, private, no data collection

Edit HTTP Headers easily with FlexHeaders, an open-source Chrome extension designed for developers and privacy-conscious users who need to modify or edit HTTP request headers on the fly. Instead of relying on heavy, complex setups, it lets you tweak headers directly from your browser with a clean UI. Key Features: 🛡️ Add, Modify and Remove HTTP headers for any request so you can develop the application you need. Need to share the headers with other team members? Just use the export/import functionality allowing you to quickly get going on a new browser or for a new user 🔓 Open Source: Whether you want to contribute a new feature or just see what the extension is doing, you can find the source code here: https://github.com/harrisondeo/FlexHeader 🔀 Import ModHeader export JSON allowing you to get back working easily. 🔧 Tailored Control: Craft your browsing experience with finesse. From modifying user agents to adding custom headers, FlexHeaders provides you with the tools to shape your interactions with websites and services. 💼 Preset Power: For teams and companies, FlexHeaders offers the ability to export and import presets. Streamline workflows by sharing header configurations across the board, ensuring consistent practices and enhanced efficiency. 🌐 URL Filtering: Customize header modifications for specific URLs or domains. FlexHeaders URL filtering feature allows you to apply your settings exactly where they matter, maximizing the impact of your modifications. 🚀 User-Friendly Interface: FlexHeaders intuitive interface makes it a breeze to tweak headers and set preferences. No coding expertise required—just a passion for personalized browsing!