NetSandboxContainer by mudhitha
**NetSandboxContainer** gives you full control over web isolation in Firefox. Separate your browsing habits, manage multiple logins on the same website simultaneously, and protect your privacy by keeping cookies, local storage, and sessions isolat
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About this extension
Description (Full details for the add-on listing page)
simultaneously, and protect your privacy by keeping cookies, local storage, and sessions isolated in color-coded container tabs.
colors and 10 icons.
**NetSandboxContainer** gives you full control over web isolation in Firefox. Separate your browsing habits, manage multiple logins on the same website
simultaneously, and protect your privacy by keeping cookies, local storage, and sessions isolated in color-coded container tabs.
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### 🌟 Key Features
* **Multiple Accounts at the Same Time**:
Log into multiple ChatGPT, Google, GitHub, Facebook, or banking accounts in separate tabs side-by-side without logging out or opening private/incognito windows.
* **Preconfigured & Custom Containers**:
Includes pre-built containers (*Personal*, *Work*, *Banking*, *Shopping*, *Facebook*) and lets you create unlimited custom containers with your choice of 8
colors and 10 icons.
* **Automatic Site Routing Rules**:
Assign specific websites (e.g., `work.google.com` or `chatgpt.com`) to automatically open inside their designated container every time.
* **Right-Click Context Menus**:
* Right-click any link to **"Open Link in New Container Tab"**.
* Right-click any page to instantly **"Reopen Tab in Container"**.
* Quick-launch new container tabs directly from the toolbar icon.
* **Clean Visual Indicators**:
Tabs are clearly marked with their container color line and icon so you always know which identity you are using.
* **Full Manager Dashboard**:
View active container tabs, configure domain assignment rules, and customize container names, colors, and icons from an intuitive management interface.
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### 🔒 100% Private & Local
* **No Data Collection**: NetSandboxContainer collects zero analytics, telemetry, or personal data.
* **No Remote Servers**: Everything runs 100% locally inside your Firefox browser using native Firefox container isolation.
* **No Tracking**: Cookies and cached data in one container cannot track or access cookies in another container.
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### 🚀 How to Use
1. Click the **NetSandboxContainer** icon in your toolbar to see your containers.
2. Click any container to open a new isolated tab.
3. Right-click any link or web page to route it into a container on the fly.
4. Click **Manage Containers** in the popup to set up automatic domain rules and customize your containers!
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Permissions and data
Required permissions:
- Access browser tabs
- Access browser activity during navigation
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.0.0
- Size
- 33.32 KB
- Last updated
- 3 days ago (Sep 6, 2026)
- Related Categories
- License
- Mozilla Public License 2.0
- Version History
- Add to collection
Work/Personal accounts, testing logins, or isolating social media trackers, NetSandboxContainer keeps everything organized and sandboxed using Firefox's native
container engine.
**Key Highlights:**
- **Zero Tracking**: No analytics, telemetry, or external network requests. Your data stays 100% in your browser.
- **Lightweight**: Pure vanilla WebExtension with minimal memory and CPU footprint.
- **Workflow First**: Right-click menus and automatic domain routing rules make container switching effortless.
If you encounter any issues or have feature requests, please feel free to leave a review or reach out through support. Enjoy seamless multi-account browsing!