# Tab2JSON

> This extension allows you to close tabs and store them as JSON files in a sub-directory of your downloads directory.

Canonical page: [https://chrome-stats.com/d/tab2json](https://chrome-stats.com/d/tab2json)

## Overview

- **ID:** `tab2json`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Simon L Schlee
- **Category:** bookmarks,tabs
- **Daily users:** 1
- **Version:** 0.1.0
- **Last updated:** 2020-04-23
- **First published:** 2020-04-23
- **Size:** 13 KB
- **Data as of:** 2026-09-16
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/tab2json/)
- **Website:** [https://github.com/SimonLSchlee/Tab2JSON](https://github.com/SimonLSchlee/Tab2JSON)

## Description

Tab2JSON is a Firefox add-on that enables you to close tabs and store them as JSON files, containing information such as hostname, URL, title, favicon, preview, and date. It provides keyboard shortcuts and is designed for programmers who like to manage their tabs using their own scripts.

## Rankings

- #110,490 — Overall
- #92 — json
- #178 — programmer

## Permissions and access

### Permissions

- `tabs`
- `<all_urls>`
- `downloads`

## Safety

- **Risk impact:** 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).

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Source: [Chrome-Stats](https://chrome-stats.com/d/tab2json)