Who is JSON-LD Schema Extractor for?

JSON-LD Schema Extractor is a B2B product built for SEO professionals, web developers, and technical marketers.

Is JSON-LD Schema Extractor free?

Yes — JSON-LD Schema Extractor is free to use.

What platforms does JSON-LD Schema Extractor run on?

JSON-LD Schema Extractor runs on the web and embeddable surfaces.

Is JSON-LD Schema Extractor still maintained?

Unverified. JSON-LD Schema Extractor has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to JSON-LD Schema Extractor?

Similar projects tracked by PulseGate include JSON-LD Tester & Agent Inspector, Schema M12, and JSON-LD Schema Generator.

Who makes JSON-LD Schema Extractor?

JSON-LD Schema Extractor is developed by FlorianD.

How long has JSON-LD Schema Extractor been around?

JSON-LD Schema Extractor first shipped in 2025.

Back to the index

JSON-LD Schema Extractor

Name: JSON-LD Schema Extractor
Author: FlorianD

mozilla.orgBrowser DevTools & extensions

JSON-LD Schema Extractor is a Firefox browser extension that detects JSON-LD structured data on webpages and displays it with syntax highlighting. Users can copy individual schemas or all detected schemas, while processing remains local and no data is collected or shared.

FreeWebEmbeddable

Visit mozilla.org

Overview

6 features

JSON-LD Schema Extractor is a Browser DevTools & extensions project. Inspecting, understanding, and copying JSON-LD structured data from webpages without manual source-code searching. It is built as a B2B product for SEO professionals, web developers, and technical marketers. JSON-LD Schema Extractor costs nothing to use. It ships for the web and embeddable surfaces.

FlorianD builds and maintains JSON-LD Schema Extractor, and it first shipped in 2025. Among its 6 catalogued features are schema detection, syntax highlighting, and schema copying. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Schema detection
Syntax highlighting
Schema copying
Local processing
All-schema copying
Webpage inspection

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed10 Sep · 05:05 UTC
JSON-LD Schema Extractor verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about JSON-LD Schema Extractor

What is JSON-LD Schema Extractor?: Inspecting, understanding, and copying JSON-LD structured data from webpages without manual source-code searching. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is JSON-LD Schema Extractor for?: JSON-LD Schema Extractor is a B2B product built for SEO professionals, web developers, and technical marketers.
Is JSON-LD Schema Extractor free?: Yes — JSON-LD Schema Extractor is free to use.
What platforms does JSON-LD Schema Extractor run on?: JSON-LD Schema Extractor runs on the web and embeddable surfaces.
Is JSON-LD Schema Extractor still maintained?: Unverified. JSON-LD Schema Extractor has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to JSON-LD Schema Extractor?: Similar projects tracked by PulseGate include JSON-LD Tester & Agent Inspector, Schema M12, and JSON-LD Schema Generator.JSON-LD Tester & Agent Inspector Schema M12 JSON-LD Schema Generator
Who makes JSON-LD Schema Extractor?: JSON-LD Schema Extractor is developed by FlorianD.
How long has JSON-LD Schema Extractor been around?: JSON-LD Schema Extractor first shipped in 2025.

At a glance

Pricing: Free
Platforms: Web
Built for: SEO professionals, web developers, and technical marketers
Model: B2B
Solves: Inspecting, understanding, and copying JSON-LD structured data from webpages without manual source-code searching.

Registered as

Firefox Add-ons: json-ld-schema-extractor

Developer

FlorianD

Index record

Indexed: 10 Sep 2026
Lifecycle: Alive
Last seen: 10 Sep 2026

Identity audit (13)

Slug: json-ld-schema-extractor-mozilla-org
Lifecycle state recorded: 10 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 10 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 10 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/json-ld-schema-extractor

Ship this? Send a correction — no account, and you get a link to follow it.

Similar projects

Closest matches by what these projects do