# OpenLink Structured Data SNI

> A tool to detect and analyze structured data (RDFa, Microdata, JSON-LD) on any webpage.

Canonical page: [https://chrome-stats.com/d/openlink-structured-data-sni](https://chrome-stats.com/d/openlink-structured-data-sni)

## Overview

- **ID:** `openlink-structured-data-sni`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** ComBlum Jayjo
- **Category:** other
- **Daily users:** 1
- **Version:** 1.3
- **Last updated:** 2025-09-03
- **First published:** 2025-08-31
- **Size:** 14 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/openlink-structured-data-sni/)
- **Website:** [https://go888vn.dev](https://go888vn.dev/)

## Description

A tool to detect and analyze structured data (RDFa, Microdata, JSON-LD) on any webpage.

## Rankings

- #109,773 — Overall
- #214 — data

## Permissions and access

### Permissions

- `activeTab`
- `tabs`
- `storage`

### 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 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

- [OpenLink Structured Data Sniffer](https://chrome-stats.com/d/openlinkstructured) — 2 users
- [OpenLink Structured Data Sniffer](https://chrome-stats.com/d/openlink-structured-data-sniff) — 346 users, 4.36 / 5
- [OpenLink Data Explorer](https://chrome-stats.com/d/openlink-data-explorer) — 19 users
- [Structured Data Testing Tool](https://chrome-stats.com/d/structured-data-testing-tool) — 5 users
- [Structure Checker - Structured](https://chrome-stats.com/d/structure-checker-structured) — 8 users, 2.00 / 5
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- [Detailed SEO](https://chrome-stats.com/d/detailedseo) — 1 users
- [Microdata Implementer](https://chrome-stats.com/d/microdata-implementer)
- [Structured Data Test of current URL](https://chrome-stats.com/d/structured-data-test) — 38 users, 1.00 / 5

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Source: [Chrome-Stats](https://chrome-stats.com/d/openlink-structured-data-sni)