# ContainMarks

> Natively and easily edit and open bookmarks in multi-account containers. Now works with Firefox Sync!

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

## Overview

- **ID:** `containmarks`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** mikenrafter
- **Category:** privacy-security,bookmarks,shopping
- **Daily users:** 16
- **Weekly downloads:** 2
- **Rating:** 5.00 / 5 (2 ratings)
- **Version:** 1.2.1
- **Last updated:** 2026-05-14
- **First published:** 2021-11-12
- **Size:** 95 KB
- **Data as of:** 2026-09-13
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/containmarks/)
- **Website:** [https://gitlab.com/mikenrafter/containMarks](https://gitlab.com/mikenrafter/containMarks)

## Description

ContainMarks is a Firefox extension that securely opens bookmarks in multi-account containers. It assigns random tokens to bookmarks for enhanced security. Privacy-focused, it doesn't collect any information and is licensed under the MIT License. Made with components from Container Bookmarks and Open URL In Container. Contribute to its development on the homepage.

## Rankings

- #27,394 — Overall
- #55 — contain
- #117 — fragment
- #141 — contact

## Permissions and access

### Permissions

- `tabs`
- `menus`
- `contextMenus`
- `bookmarks`
- `contextualIdentities`
- `cookies`
- `storage`
- `unlimitedStorage`
- `notifications`
- `webNavigation`
- `webRequest`
- `webRequestBlocking`
- `management`
- `<all_urls>`

## Safety

- **Risk impact:** Very high 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

- [Container Bookmarks](https://chrome-stats.com/d/container-bookmarks) — 558 users, 4.33 / 5
- [Multi-Account Containers Tools](https://chrome-stats.com/d/multi-account-containers-tools) — 1 users
- [SharedMarks](https://chrome-stats.com/d/sharedmarks) — 3 users
- [Container Bookmarks](https://chrome-stats.com/d/container_bookmarks) — 195 users, 4.26 / 5
- [Folder Containers](https://chrome-stats.com/d/folder-containers) — 5 users
- [Container Plus](https://chrome-stats.com/d/container-plus) — 234 users, 3.85 / 5
- [Firefox Multi-Account Containers](https://chrome-stats.com/d/multi-account-containers) — 415,998 users, 4.59 / 5
- [Temporary Containers Plus](https://chrome-stats.com/d/temporary-containers-plus) — 500 users, 4.55 / 5
- [Multi-Account edited](https://chrome-stats.com/d/multi-account-edited) — 8 users
- [Tab Containers - Multi-Account Containers](https://chrome-stats.com/d/tab-containers) — 439 users, 4.00 / 5
- [Containers Helper](https://chrome-stats.com/d/containers-helper) — 572 users, 4.72 / 5
- [MergeMarks](https://chrome-stats.com/d/mergemarks) — 11 users, 4.25 / 5

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