Best Schema Markup Tools in 2026
Updated
In short: Baseline Labs Schema Generator is ranked #1 of 24 as of 4 October 2026, ahead of JSON Schema App SaaS Schema and Rolling Schema. The best-ranked option with a free plan is JSON Schema App SaaS Schema. The lowest first paid tier on this page is Schema & Structured Data for WP & AMP at $8.25/mo.
Structured data work can involve generating markup, checking its validity and keeping track of it over time. Compare supported schema types and schema validation with rich-result preview, bulk generation and markup monitoring. API access and WordPress support may be relevant to how you manage the work, while free-plan availability and the “Paid from” price help frame cost. The ranked entries open with JSON Schema App SaaS Schema, Schema Markup Info and Baseline Labs Schema Generator, followed by Rolling Schema and Schema App. Weigh the listed capabilities against the kinds of markup and management workflow you need.
24 schema markup tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
#1 Baseline Labs Schema Generator Top pick · 7.0 Free plan · €79/mo
#2 JSON Schema App SaaS Schema Runner-up · 7.0 Free plan · $14/mo
#3 Rolling Schema Also great · 7.0 Free plan · €79/mo
- Free planFree trial apiWeb
- Free plan
- Yes
- Schema validation
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms€79/mofirst paid tier About Baseline Labs Schema GeneratorVisit site - Free plan Web
- Free plan
- Yes
- Paid from
- 14 /mo
- Schema validation
- Yes
- Rich-result preview
- Yes
- Supported schema types
- 11 types
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms$14/mofirst paid tier About JSON Schema App SaaS SchemaVisit site - Free planFree trial apiWeb
- Free plan
- Yes
- Schema validation
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms€79/mofirst paid tier About Rolling SchemaVisit site - Free plan Web
- Free plan
- Yes
- Schema validation
- Yes
- Rich-result preview
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms - Free plan Web
- Free plan
- Yes
- Schema validation
- Yes
- Rich-result preview
- Yes
RecognisedDocumentedFree planPlatforms - self-hostedWeb
- Free plan
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms$8.25/mofirst paid tier About Schema & Structured Data for WP & AMPVisit site - Web
- Free plan
- Yes
- Schema validation
- Yes
- Rich-result preview
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms - extensionWeb
- Free plan
- No
- Schema validation
- Yes
- Rich-result preview
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms - Free plan Web
- Free plan
- Yes
- Schema validation
- Yes
- Rich-result preview
- No
- WordPress support
- No
RecognisedDocumentedFree planPlatforms -
- Free plan
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Schema validation
- Yes
- Rich-result preview
- No
- WordPress support
- No
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Schema validation
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Paid from
- 39 /mo
- Schema validation
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Schema validation
- Yes
- Rich-result preview
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Schema validation
- Yes
- Rich-result preview
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Schema validation
- Yes
- Rich-result preview
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Schema validation
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms -
- Free plan
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Schema validation
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- No
- Schema validation
- Yes
- WordPress support
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- No
RecognisedDocumentedFree planPlatforms - WebRecognisedDocumentedFree planPlatforms
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which schema markup tool is ranked first on Everything Xiaomi?
Baseline Labs Schema Generator is ranked #1 of 24 with a score of 7.0. JSON Schema App SaaS Schema is second and Rolling Schema third.
How many of these have a free plan?
6 of the 24 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Schema & Structured Data for WP & AMP has the lowest first paid tier we found: $8.25/mo.
How is this list ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on. Paid placements never change a rank.