Quick comparison
TL;DR: Pick VibeHeader when request headers are the job; pick Requestly when you need a broader interception, mocking, or API-debugging platform.
| Dimension | VibeHeader | Requestly |
|---|---|---|
| Primary focus | Request headers, Profiles, Filters, sharing | HTTP interception, mocking, and API debugging |
| Header support | Request headers | Request and response headers |
| Sharing | One Profile per link; no account required | Shared rules and broader project workflows |
| Open source | MIT public repository | HTTP Interceptor source is public |
| MV3 | MV3‑native | Supported |
| Best for | Fast, simple header workflows | Complex, multi‑rule workflows |
A Focused Requestly Alternative for Headers
Local Profiles, precise URL Filters, and one-link sharing—without bringing a full interception platform into a request-header task.
Table of contents
Quick summary
- VibeHeader: Focused MV3 request-header editor with locally stored Profiles, URL Filters, a tester, and share/import via a
/s#c=fragment. - Requestly: Broader platform for request and response headers, redirects, mocks, scripts, traffic inspection, and API debugging.
Deep‑dive: VibeHeader vs Requestly
1) Focus & scope
- VibeHeader focuses on request headers with named Profiles, precise filters, and a built-in URL tester.
- Requestly includes many rule types (redirects, mocks, scripts) which is powerful but heavier for header‑only tasks.
2) Collaboration & sharing
- VibeHeader lets you share configs as a link. The
/spage previews and masks common secrets; the payload stays in the URL fragment and isn’t posted to servers. - Requestly offers shared rules and broader local or team project workflows, which suit teams managing mixed rule types.
3) Privacy & telemetry
- VibeHeader is privacy‑first: no telemetry, no injected ads. Share/import avoids server logs by using the fragment.
- Requestly documents anonymous product analytics and local as well as cloud-backed workflows; review the storage mode that matches your team.
4) Performance & footprint
- VibeHeader is lightweight and MV3‑native, with quick toggle to reduce overhead when not needed.
- Requestly performance depends on which rule types and features you enable.
5) Setup & onboarding
- VibeHeader: install and start editing headers immediately; no account required.
- Requestly: broader onboarding surface; helpful when you plan to use multiple rule types.
6) Pricing & licensing
- Extensions often provide header editing for free; advanced collaboration/cloud features may be paid depending on vendor. Confirm current terms on each official site.
Who should pick what?
- Choose VibeHeader for fast, focused request‑header work, streamlined workflows, ad‑free privacy, and frictionless sharing via link.
- Choose Requestly if you regularly need redirects, mocks, or scripts and want an integrated rules platform.
Migration guide
Migrating from a header rule in Requestly to VibeHeader typically maps 1‑to‑1.
- List active header rules and their matchers.
- Install VibeHeader for Chrome or Edge.
- Create one VibeHeader Profile for the project or environment, then copy the request-header names and values.
- Rebuild the URL scope with Request Filters and test an exact target request URL.
- Share the Profile when needed; teammates can preview its headers and filters before importing.
FAQ
🔒 Can I keep configs private?
Yes. Share uses URL fragment—nothing sent to servers. Secrets are automatically masked.
🔧 Do I lose complex features?
If you need redirects/mocks/scripts, keep Requestly. For headers only, VibeHeader is simpler.
⚡ Is MV3 supported?
VibeHeader is MV3‑native. Check store listings for other tools' versions.