Requestly
Charles Proxy
Fiddler
HTTP Toolkit
Header Editor
Proxyman.io
EditThisCookie
Free browser extension to modify HTTP request and response headers. No sign-up. Works on Chrome, Firefox, and Edge.

Requestly
Header Editor
Header Override
HeaderFlex.app
Live HTTP Headers
Modify Header Value (HTTP Headers)
An open-source ModHeader alternative trusted by 10,000+ developers. Edit and share headers with Profiles, URL filters, and a built-in tester.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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modheader
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| Website | app.modheader.com | vibeheader.com |
| Listed in |
What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using modheader and VibeHeader. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

On the pricing front, Requestly strikes a balance between affordability and functionality. It is an open-source tool, offering freemium to individual developers and affordable pricing plans for team collaboration. We...
We have no reviews of VibeHeader yet. Be the first one to post
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Open-source Chrome, Firefox, and Edge extension to modify HTTP request and response headers, cookies, and local profiles for API debugging.
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Beautiful, cross-platform & open-source tools to debug, test & build with HTTP(S). One-click setup for browsers, servers, Android, CLI tools, scripts and more.
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