Who should use Popout?

Popout is a consumer product built for firefox users who want to separate tabs into standalone windows.

What platforms does Popout run on?

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

Is Popout still active?

Unverified. Popout 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 Popout?

Similar projects tracked by PulseGate include Pop-out Youtube, PopUp, and Popup To Tab.

Popout is developed by Space City Software, L.L.C.

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Popout

Name: Popout
Author: Space City Software, L.L.C.

mozilla.orgBrowser DevTools & extensions

Popout is a Firefox browser extension that opens tabs in separate minimal windows. It provides a lightweight way for users to detach and manage browser tabs independently.

FreeWebEmbeddableWindowsmacOSLinux

Visit mozilla.org

Overview

4 features

In the Browser DevTools & extensions space, Popout takes a focused approach. It focuses on opening browser tabs in separate, minimal windows instead of keeping them confined to one window. Popout is a consumer product aimed at firefox users who want to separate tabs into standalone windows. Popout costs nothing to use. It ships for the web, embeddable surfaces, Windows, macOS, and Linux.

Space City Software, L.L.C. builds and maintains Popout, and it first shipped in 2022. Key capabilities include tab pop-out, minimal windows, and tab management. The interface is available in 32 languages, including Czech, German, and Greek.

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

Tab pop-out
Minimal windows
Tab management
Website access permissions

Built with & integrations

Runs on

BrowserEmbeddableWindowsmacOSLinux

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed10 Sept · 09:45 UTC
Popout verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Popout

What is Popout?: Popout focuses on opening browser tabs in separate, minimal windows instead of keeping them confined to one window. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Popout?: Popout is a consumer product built for firefox users who want to separate tabs into standalone windows.
Does Popout have a free plan?: Yes — Popout is free to use.
What platforms does Popout run on?: Popout runs on the web, embeddable surfaces, Windows, macOS, and Linux.
Is Popout still active?: Unverified. Popout 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 Popout?: Similar projects tracked by PulseGate include Pop-out Youtube, PopUp, and Popup To Tab.Pop-out Youtube PopUp Popup To Tab
Who develops Popout?: Popout is developed by Space City Software, L.L.C.
How long has Popout been around?: Popout first shipped in 2022.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who want to separate tabs into standalone windows
Model: B2C
Solves: Opening browser tabs in separate, minimal windows instead of keeping them confined to one window.

Registered as

Firefox Add-ons: popoutextension

Developer

Space City Software, L.L.C.

Index record

Indexed: 10 Sept 2026
Lifecycle: Alive
Last seen: 10 Sept 2026

Identity audit (13)

Slug: popout-mozilla-org
Lifecycle state recorded: 10 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 10 Sept 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
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: 10 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/popoutextension

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