
Requestly
modheader
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.

Compute various size metrics for a Git repository, flagging those that might cause problems - github/git-sizer
Which is more popular?
Based on our record, git-sizer seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | vibeheader.com | github.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of VibeHeader yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using VibeHeader and git-sizer. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking VibeHeader since Aug 2026.
Also there’s a cool project from GitHub you can use to help understand the size of git’s objects in your git repo https://github.com/github/git-sizer. This might help you determine what the best cloning strategy could be. Source: almost 5 years ago
When comparing VibeHeader and git-sizer, you can also consider the following products.

Free browser extension to modify HTTP request and response headers. No sign-up. Works on Chrome, Firefox, and Edge.
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Add custom HTTP request headers to any site. Set Authorization tokens, override Content-Type, inject debug headers per URL pattern. declarativeNetRequest. Free: 5 rules, Pro: unlimited.
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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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A local-first ModHeader alternative: rewrite HTTP request & response headers via Chrome's native declarativeNetRequest. No backend, no account, no telemetry.
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The goal of this project is to adds information about the HTTP headers in three ways:
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