# Microdata Implementer

> Inject Microdata structured data into websites for SEO testing.

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

## Overview

- **ID:** `microdata-implementer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Rumble Paine
- **Category:** other
- **Version:** 1.3
- **Last updated:** 2025-07-10
- **First published:** 2025-07-07
- **Size:** 14 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/microdata-implementer/)
- **Website:** [https://sv3688.vip/](https://sv3688.vip/)

## Description

Inject Microdata structured data into websites for SEO testing.

## Rankings

- #135,002 — Overall
- #92 — data entry

## Permissions and access

### Permissions

- `activeTab`
- `tabs`

### Content script matches

- `<all_urls>`

## 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 website URL may be invalid

> 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/microdata-implementer)