
Sky Live HTTP Headers
WebSniffer
HTTP-Repeater (HTTP/s Live Headers) (Beta)
HTTP Header Analyzer
HTTP-TRACKER
Requestly
HTTP Header Spy
Modify Header Value (HTTP Headers) is a browser extension that allows you to add, modify or remove a header for any request to your preferred domains.

Usersnap
TrackDuck
Valist
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Tugboat.qa
zipBoard
Front-End Checklist
Collaborate on in-progress website implementations. FeaturePeek allows your team to collect feedback on your front-end during the implementation phase of development.

Which is more popular?
Based on our record, Modify Header Value (HTTP Headers) seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | mybrowseraddon.com | featurepeek.com |
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Share your experience with using Modify Header Value (HTTP Headers) and FeaturePeek. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Yep that started recently. I found a solution with the add-on Modify Header Value (HTTP Headers) , you need to add two rules:. Source: over 3 years ago
Going off of what a user said in the comments of another post complaining about this, you can get the old behaviour back by modifying the request headings. I've managed to do this using a Chrome extensions called Modify Header Value... Source: over 3 years ago
To change user agent on fenix (nighlty ,using custom collection )I use https://mybrowseraddon.com/modify-header-value.html It can also modify other header parameters . Source: over 4 years ago
Tracking FeaturePeek since Mar 2021.
When comparing Modify Header Value (HTTP Headers) and FeaturePeek, you can also consider the following products.

Sky Live HTTP Headers is an open-source browser extension that visually displays HTTP requests and response headers from every website you visit.
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Usersnap is a customer feedback software for SaaS companies that need to constantly improve and grow their products.
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WebSniffer is an online tool to outlook HTTP request and response headers.
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Visual feedback for web design and development.
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HTTP-Repeater (HTTP/s Live Headers) (Beta) is a browser extension that lets you capture browser requests and repeat the process in a loop automatically.
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Automatically created staging environments for every update with a shareable link for testing
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