Free Schema Markup Generator (JSON-LD)
The Novaverb schema markup generator builds JSON-LD structured data for FAQ, Article, Organization, Local Business, Breadcrumb, Product and How-To pages. The block is assembled in your browser and leaves out every empty field.
Biến đầu ra thành quy trình làm việc được giám sát
A Novaverb workspace crawls your live site, keeps what it finds, tracks changes over time and turns findings into assigned work.
What is a schema markup generator?
A schema markup generator is a tool that builds structured data from a form, so nobody has to write the code by hand. The Novaverb Schema Markup Generator emits JSON-LD in the schema.org vocabulary for FAQ, Article, Organization, Local Business, Breadcrumb, Product and How-To pages, and assembles the block in the browser.
What does the schema markup generator create?
The schema markup generator creates a JSON-LD block for the type selected. The types are FAQPage, Article with BlogPosting and NewsArticle variants, Organization, LocalBusiness, BreadcrumbList, Product with an Offer, and HowTo with numbered steps. The block opens with the schema.org context and can be wrapped in a script tag, ready to paste.
Who is the schema markup generator for?
The schema markup generator is for people who publish pages and need markup without writing JSON. A content editor can mark up an article or a set of visible questions. A shop owner can describe a product and its offer. A local business can state its address, opening hours and coordinates in machine-readable form.
Why use a schema markup generator?
A schema markup generator avoids the mistakes hand-written structured data tends to carry. A property present with no value is a claim the page cannot support, and validators treat it as an error. Here an empty field is left out of the output entirely, so the block states only what was actually entered.
How does the schema markup generator work?
The schema markup generator works from a single form. Choose the schema type and the matching fields appear. Fill them with values a visitor can see on the page. The JSON-LD builds as you type, a note lists key properties left out because their field is empty, and the result can be copied or downloaded.
What this markup does, and what it does not do
Structured data describes a page to a search engine in a machine-readable form. Valid markup makes a page eligible to be understood and, for some types, eligible for a richer result. It does not entitle a page to one: the search engine decides whether to show a rich result, and it can decline even when the markup is perfect.
Where to put the output
Paste the script tag into the HTML head, or anywhere in the body, of the single page the markup describes. JSON-LD does not need to sit next to the content it describes, which is why it is the format this tool emits. One page can carry several blocks - for example an Article block and a Breadcrumb block.
The markup must match the visible page
Every value you enter should be something a visitor can see on that page. Markup that describes content the page does not show is a structured-data violation and can cost the site its rich results, so copy the real headline, the real price and the real questions rather than an improved version of them.
After you paste it
- Validate the page with the Rich Results Test and the Schema.org validator - this tool checks the shape it builds, not the page you paste it into.
- Confirm the block is actually served: view the rendered page source, not the editor preview.
- Re-check after a template or plugin change, which is when a block most often disappears.
What do you enter into the schema markup generator?
The schema markup generator asks for the fields of the chosen type, such as a headline, author and dates for an article, or a name, price, currency and availability for a product. No output appears until the required minimum is filled. Rating and review values cannot be entered, because the form deliberately offers no such field.
What does the schema markup generator output contain?
The schema markup generator output contains the JSON-LD block and, where relevant, a note naming the properties left out. With the wrap option on, the file is schema-markup.html and holds a script tag of type application/ld+json. With the option off, the file is schema.json and holds the bare JSON.
How do you use the schema markup generator output?
Use the schema markup generator output by pasting the script tag into the HTML of the single page the markup describes, in the head or anywhere in the body. Generate each block separately when a page needs more than one, such as Article plus Breadcrumb. Never describe the same thing in separate blocks, since that produces conflicting values.
Where does the schema markup generator run?
The schema markup generator runs in the browser and reads only the values typed into the form. Nothing typed is sent to Novaverb or any server. The tool never opens the page the markup is written for, so the output reflects the entries and not what that page actually shows.
What does the schema markup generator not tell you?
The schema markup generator does not tell you whether the markup matches the visible page, whether the block is served after pasting, or whether a search engine will show a rich result. The tool checks the shape it builds, not the page that receives it. Eligibility for a richer result is never a guarantee.
What does a schema markup generator result prove?
A schema markup generator result proves that the block is well-formed JSON-LD of the chosen type and contains only properties that were given a value. Nothing in the result shows that the values are true, that a visitor can see them on the page, or that the markup is present in the HTML a crawler receives.
Which standards does the schema markup generator apply?
The schema markup generator applies the schema.org vocabulary and the JSON-LD format. Every block declares the schema.org context, product availability is written as a schema.org URL, and the How-To total time field expects an ISO 8601 value. JSON-LD is the format emitted because the block sits in a single place instead of being woven through the HTML.
How can you verify a schema markup generator result yourself?
Verify a schema markup generator result on the published page. Run the page through the Rich Results Test and the Schema.org validator. View the rendered page source, not the editor preview, to confirm the block is served. Repeat the check after a template or plugin change, which is when a block most often disappears.
What does a typical schema markup generator finding look like?
A typical schema markup generator finding is a note under a Product block. The name, brand and currency are filled but the price is blank, so the note lists the offer price as left out of the markup. The block is still valid. The property is simply not claimed until the real price from the page is entered.
Is the schema markup generator free?
The schema markup generator is free and needs no account. Every listed schema type, the wrap option, copy and download are open on the page. A free Novaverb account is needed only to verify that the markup is actually served on the live site and to monitor it over time.
What does a Novaverb workspace add to the schema markup generator?
A Novaverb workspace adds measurement of the markup the schema markup generator produced after the pages are live. GEO & AEO Readiness reads captured pages for structured data, breaks down which schema types are present across the project and lists question pages that carry no answer schema, each resolved to its URLs.
When is a free schema generator not enough?
A free schema generator is not enough when markup has to stay correct across many pages. A hand-built block suits a single page. A template that outputs every product page, or a site where a plugin update can remove a block unnoticed, needs a recurring crawl that reports structured-data coverage for the whole site.
What should you do after running the schema markup generator?
After running the schema markup generator, compare every value with the visible page and correct any that differ. Paste the block into that page and publish. Validate the live URL, confirm the block appears in the rendered source, then generate any further block the page needs, such as a breadcrumb trail.
Which free tools pair with the schema markup generator?
The schema markup generator pairs with the Meta Tag Checker, which reads the JSON-LD structured data a live page returns. The Meta Tag Generator creates the title, description, canonical and social tags that sit beside the markup. The GEO Checker inspects observable page signals that support answer extraction, attribution and topic structure.
What do people ask about the schema markup generator?
Questions about the schema markup generator cover why the form has no rating or review field and whether the markup will earn a rich result. Others ask about JSON-LD versus Microdata or RDFa, why some properties are missing from the output, whether a page can carry several blocks and whether the markup must sit in the head.
Why is there no rating or review field?
Because a rating typed into a form is a claim nobody checked. Review and rating markup must come from reviews the site genuinely collected and displays; inventing one is against Google's structured-data policy, it is the most common reason a site loses rich results, and in several markets it is also an advertising-law problem. This generator leaves the field out rather than offer you the chance to make that mistake.
Will this get me a rich result in Google?
It makes the page eligible where the type supports one. Eligibility is not a guarantee - the search engine chooses whether to show a rich result for a given query, and quality, policy and page-level signals all feed that decision. Anyone promising you a rich result from markup alone is selling something they do not control.
Should I use JSON-LD, Microdata or RDFa?
JSON-LD, which is what this tool emits. It sits in a single block instead of being woven through the HTML, and it survives template changes that would otherwise break attribute-level markup.
Why are some properties missing from my output?
Fields you left empty are omitted entirely rather than written as an empty value. A property present with no value is a claim the page cannot support, and validators treat it as an error. Fill the field to see the property appear.
Can one page have more than one schema block?
Yes. A product page commonly carries a Product block and a BreadcrumbList block; an article carries Article and Breadcrumb. Generate each one separately and paste both. Do not describe the same thing twice in two blocks - that is where conflicting values come from.
Does the markup need to be in the head?
No. JSON-LD is valid anywhere in the document, head or body. What matters is that it is present in the HTML the crawler receives - markup injected only after your JavaScript runs may not be read.
Dữ liệu của tôi có được tải lên đâu không?
Không. Trình tạo này chạy hoàn toàn ở phía client, ngay trong trình duyệt của bạn. Không có nội dung nào bạn nhập được gửi tới máy chủ, vì vậy có thể dùng an toàn cho nội dung riêng tư.
Nó có thực sự miễn phí không?
Yes, with no account. A Novaverb workspace is only needed when you want your live site crawled, the results kept and changes tracked over time.