Zen Tab Sorter

Purpose: Keeping large sets of Firefox tabs organized by domain and title.

Inferred · not functionally tested

Audience: Firefox users who manage many browser tabs

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

Zen Tab Sorter sits in PulseGate's Browser DevTools & extensions category. Inferred · not functionally tested: It focuses on keeping large sets of Firefox tabs organized by domain and title. Inferred · not functionally tested: Zen Tab Sorter is an open-source project aimed at firefox users who manage many browser tabs. Basis unknown · not verified: The project is open source (Open Source). Basis unknown · not verified: It ships for the web and embeddable surfaces.

Behind Zen Tab Sorter is Anton Dobrovinskiy, and it first shipped in 2025. The project is developed in the open on GitHub with 10 stars. Inferred · not functionally tested: Key capabilities include domain sorting, title sorting, and tab group support. The interface is available in 32 languages, including Czech, German, and Greek.

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