RequestHeaders.com
Requestly
HTTP Headers
Live HTTP Headers
HTTP Toolkit
httptools.dev
HTTP Debugger
Fiddler
Modify Header Value (HTTP Headers)
Sky Live HTTP Headers
WebSniffer
HTTP-Repeater (HTTP/s Live Headers) (Beta)
HTTP Header Analyzer
HTTP-TRACKER
HTTP Header Spy
Smart Header
Check HTTP Status Codes, SSL Validation, WWW Authentication, Redirects, Access Control, Cache Control, Content Encoding, Cookie Data and more...
RequestHeaders.com
Modify Header Value (HTTP Headers)Based on our record, Modify Header Value (HTTP Headers) seems to be more popular. It has been mentiond 4 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Yep that started recently. I found a solution with the add-on Modify Header Value (HTTP Headers) , you need to add two rules:. Source: about 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 (HTTP Headers) (it's also available on Firefox, Opera, and Edge) and added a rule with the following parameters. 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
I ve had same problem as you if u use fenix u can solve it by using nightly and change userAgent in about:config (general.useragent.override) or install https://mybrowseraddon.com/modify-header-value.html (Modify Header Value (HTTP Headers) and change user agent per site basis. Source: over 4 years ago
Requestly - A Powerfulย API Mockingย andย Testingย Tool
Sky Live HTTP Headers - Sky Live HTTP Headers is an open-source browser extension that visually displays HTTP requests and response headers from every website you visit.
HTTP Headers - HTTP Headers allows you to quickly see the HTTP header information for the current URL.
WebSniffer - WebSniffer is an online tool to outlook HTTP request and response headers.
Live HTTP Headers - The goal of this project is to adds information about the HTTP headers in three ways:
HTTP-Repeater (HTTP/s Live Headers) (Beta) - 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.