Who is HTTP Manager for?

HTTP Manager is a consumer product built for firefox users and web developers.

Does HTTP Manager have a free plan?

Yes — HTTP Manager is free to use.

What platforms does HTTP Manager run on?

HTTP Manager runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Is HTTP Manager still active?

Unverified. HTTP Manager has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to HTTP Manager?

Similar projects tracked by PulseGate include HTTP-TRACKER, Block HTTP, and Proxy Manager.

Who makes HTTP Manager?

HTTP Manager is developed by ExtUp.

How long has HTTP Manager been around?

HTTP Manager first shipped in 2018.

Back to the index

HTTP Manager

Name: HTTP Manager
Author: ExtUp

mozilla.orgBrowser DevTools & extensions

HTTP Manager is a Firefox browser extension for controlling HTTP requests through customizable redirects and blocking rules. It supports regular expressions and presets for URL actions such as removing UTM parameters, serving Firefox users and web developers.

FreeWebEmbeddablemacOSWindowsLinux

Visit mozilla.org

Overview

5 features

In the Browser DevTools & extensions space, HTTP Manager takes a focused approach. It focuses on managing browser HTTP requests, redirects, blocking rules, and URL transformations manually. HTTP Manager is a consumer product aimed at firefox users and web developers. HTTP Manager costs nothing to use. It ships for the web, embeddable surfaces, macOS, Windows, and Linux.

Behind HTTP Manager is ExtUp, and it first shipped in 2018. Among its 5 catalogued features are custom redirects, request blocking, and URL action presets. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Custom redirects
Request blocking
URL action presets
UTM removal
Regular expressions

Built with & integrations

Runs on

BrowserEmbeddablemacOSWindowsLinux

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed20 Sep · 08:17 UTC
HTTP Manager verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about HTTP Manager

What is HTTP Manager?: HTTP Manager focuses on managing browser HTTP requests, redirects, blocking rules, and URL transformations manually. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is HTTP Manager for?: HTTP Manager is a consumer product built for firefox users and web developers.
Does HTTP Manager have a free plan?: Yes — HTTP Manager is free to use.
What platforms does HTTP Manager run on?: HTTP Manager runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is HTTP Manager still active?: Unverified. HTTP Manager has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to HTTP Manager?: Similar projects tracked by PulseGate include HTTP-TRACKER, Block HTTP, and Proxy Manager.HTTP-TRACKER Block HTTP Proxy Manager
Who makes HTTP Manager?: HTTP Manager is developed by ExtUp.
How long has HTTP Manager been around?: HTTP Manager first shipped in 2018.

At a glance

Pricing: Free
Platforms: Web
First seen: 20 Sept 2026
Built for: Firefox users and web developers
Model: B2C
Solves: Managing browser HTTP requests, redirects, blocking rules, and URL transformations manually.

Registered as

Firefox Add-ons: http-manager

Developer

ExtUp

Index record

Indexed: 20 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 20 Sep 2026

Identity audit (13)

Slug: http-manager-mozilla-org
Lifecycle state recorded: 20 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 20 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 20 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/http-manager

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