# Retainer

> Provides a keyboard shortcut (Shift + Alt + C by default) to create a new tab that retains the current/last-used container.

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

## Overview

- **ID:** `retainer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Roy Orbitson
- **Category:** privacy-security,tabs
- **Daily users:** 32
- **Rating:** 5.00 / 5 (5 ratings)
- **Version:** 0.2.1
- **Last updated:** 2022-01-17
- **First published:** 2021-08-24
- **Size:** 17 KB
- **Data as of:** 2026-09-20
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/retainer/)
- **Website:** [https://github.com/Roy-Orbison/Retainer/issues](https://github.com/Roy-Orbison/Retainer/issues)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/retainer/privacy/](https://addons.mozilla.org/firefox/addon/retainer/privacy/)

## Description

Retainer is a Firefox add-on that allows users to create new tabs that retain the current or last-used container. It provides a convenient keyboard shortcut for quick tab creation and container retention.

## Rankings

- #20,190 — Overall
- #217 — shift

## Permissions and access

### Permissions

- `notifications`
- `tabs`
- `storage`
- `cookies`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Low 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).

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