Skip to content

HTTP Interceptor

Rewrite, redirect and mock live traffic.

Intercept and modify HTTP(S) traffic: redirects, headers, API mocks, GraphQL overrides, script injection, and a live network log.

  • Side panel
  • DevTools
  • Active tab
Add to Chrome(opens the Chrome Web Store in a new tab)or pressCtrlShiftSpace
One Panel Search tools

HTTP Interceptor

Side panel

Redirect rules

Ready01 / 04

01Features

What it does

  1. 01Redirect rules
  2. 02Header edits
  3. 03Mock responses
  4. 04GraphQL matching
  5. 05Network log
  6. 06Pause toggle

02Use cases

When you'll reach for it

Point production at a local API
Mock a failing endpoint without a backend

How to open it

  1. 1

    Side panel

    Click the One Panel icon in the toolbar and search for “HTTP Interceptor”.

  2. 2

    DevTools

    Open Chrome DevTools and switch to the One Panel panel.

Privacy

  • Reads the current tab only when you use it, through Chrome’s activeTab permission.

Keep going

Pairs well with

API & HTTP

API Request Builder

Full API client with collections, environments, scripts, and request history (Postman Lite).

Web

URL Toolkit

Parse, encode, decode and clean URLs with a query-param editor.

Web

Link Toolkit

Extract internal and external links from the current page.

Web

Image Links

Preview every image on the page, audit alt text, export the list, and download images or a ZIP.

Web

Page Information

Title, meta, canonical, Open Graph and Twitter card details for the page.

Web

Tech Stack Detective

Detect frameworks, CMS, analytics, and CDNs used on the active page.

Get HTTP Interceptor and 80 more

One install adds every tool to your side panel. No account, nothing to configure.

Add to Chrome(opens the Chrome Web Store in a new tab)