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Tab Permissions

github.comBrowser DevTools & extensions

PulseGate's liveness check found it on 13 Sep 2026; it is registered on Firefox Add-ons and has been in the index since 13 Sep 2026. How this is checked

Tab Permissions is an open-source browser extension that lets users manage website permissions at the individual-tab level. It is intended for Firefox users who want more granular control over site access to browser capabilities.

Inferred · not functionally tested

Open SourceWebEmbeddableCloud-managed
Tab Permissions preview
Visit github.com

Overview

4 features

Purpose: Managing and restricting website permissions without changing browser-wide settings.

Inferred · not functionally tested

Audience: privacy-conscious web browser users

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: open_source · license: Open Source · platforms: WEB · deployment: browser, embeddable, cloud_managed

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: github.com · addons.mozilla.org. These links do not verify the individual claims.

In the Browser DevTools & extensions space, Tab Permissions takes a focused approach. Inferred · not functionally tested: It focuses on managing and restricting website permissions without changing browser-wide settings. Inferred · not functionally tested: It is built as an open-source project for privacy-conscious web browser users. Basis unknown · not verified: Tab Permissions is open source under the Open Source license. Basis unknown · not verified: Tab Permissions is available on the web and embeddable surfaces.

Behind Tab Permissions is matsuin, and it first shipped in 2019. Inferred · not functionally tested: Key capabilities include per-tab permissions, site access control, and browser extension.

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

Tasks: Inferred · not functionally tested

  • Per-tab permissions
  • Site access control
  • Browser extension
  • Privacy controls

Topics: Inferred · not functionally tested

Tags
browser-permissionsprivacy-controlsfirefox-extensiontab-isolation

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddableCloud-managed

Trust & compliance

License
Open Source
Public signals
HTTPSPrivacy PolicyTerms of ServiceOpen SourceFree tierStore listing found
Legal
Privacy Policy Terms of Service

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed13 Sep · 20:38 UTC
    Tab Permissions seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Tab Permissions

What is Tab Permissions?
Inferred · not functionally tested: Tab Permissions focuses on managing and restricting website permissions without changing browser-wide settings. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Tab Permissions?
Inferred · not functionally tested: Tab Permissions is an open-source project built for privacy-conscious web browser users.
Does Tab Permissions have a free plan?
Basis unknown · not verified: Yes — Tab Permissions is open source under the Open Source license and free to use.
What platforms does Tab Permissions run on?
Basis unknown · not verified: Tab Permissions runs on the web and embeddable surfaces.
Is Tab Permissions still active?
PulseGate's liveness check found it on 13 Sep 2026.
What are alternatives to Tab Permissions?
Similar projects tracked by PulseGate include Terminal Tab, TabKeeper, and Tab Tools.Terminal TabTabKeeperTab Tools
Who develops Tab Permissions?
Tab Permissions is developed by matsuin.
How long has Tab Permissions been around?
Tab Permissions first shipped in 2019.

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