# TST Workspaces

> Manage workspaces while maintaining TST (Tree Style Tab) trees.

Canonical page: [https://chrome-stats.com/d/tst-workspaces](https://chrome-stats.com/d/tst-workspaces)

## Overview

- **ID:** `tst-workspaces`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Sean Slater
- **Category:** bookmarks,other,tabs
- **Daily users:** 7
- **Version:** 1.1.1
- **Last updated:** 2021-08-07
- **First published:** 2021-07-31
- **Size:** 32 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/tst-workspaces/)
- **Website:** [https://github.com/spslater/tst-workspaces](https://github.com/spslater/tst-workspaces)

## Description

TST Workspaces is a Firefox add-on that enables you to create workspaces, full windows of tabs, making it effortless to work on multiple projects. The add-on saves workspaces using both local storage and bookmarks for added security and allows you to open previous workspaces in new windows.

## Rankings

- #39,486 — Overall

## Permissions and access

### Permissions

- `bookmarks`
- `contextMenus`
- `storage`
- `tabs`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [Project Workspace Tabs](https://chrome-stats.com/d/project-workspace-tabs)
- [Save Tabs for Later](https://chrome-stats.com/d/save-tabs-for-later) — 1 users
- [Smart Tab Workspaces](https://chrome-stats.com/d/smart-tab-workspaces)
- [Workspaces](https://chrome-stats.com/d/workspaces-manager) — 74 users, 4.67 / 5
- [Workspaces](https://chrome-stats.com/d/firefox-workspaces) — 354 users, 3.36 / 5
- [Better Workspaces](https://chrome-stats.com/d/better-workspaces) — 11 users, 2.00 / 5
- [ZipTab](https://chrome-stats.com/d/ziptab) — 1 users
- [Jarvis Workspace Manager](https://chrome-stats.com/d/workspace_manager) — 3 users, 5.00 / 5
- [Tabisto - Bookmark Manager & Workspaces](https://chrome-stats.com/d/tabisto-bookmark-manager) — 2 users, 4.00 / 5
- [workspace-manager](https://chrome-stats.com/d/workspace-manager) — 13 users, 3.33 / 5
- [Workspace](https://chrome-stats.com/d/workspace) — 179 users, 3.14 / 5
- [Workspaces](https://chrome-stats.com/d/workspaces)

---

Source: [Chrome-Stats](https://chrome-stats.com/d/tst-workspaces)