Review Schema Markup Generator - Online JSON‑LD for Testimonials
Create a Review or aggregateRating structured data. Perfect for star ratings in search results. Copy the code.
UD5 Toolkit
Generate JSON‑LD structured data for blog posts & news articles — Google‑ready
<script type="application/ld+json"> block and that the data is consistent across all blocks.<head> or <body> of your HTML. Google recommends placing it in the <head> section for cleaner code organization, but the <body> works equally well. Most CMS plugins (like Yoast SEO, Rank Math) insert it in the <head> automatically.Create a Review or aggregateRating structured data. Perfect for star ratings in search results. Copy the code.
Build a recipe rich snippet by filling out ingredients, cook time, and nutrition. Get the valid JSON-LD code.
Create a Product structured data with reviews, price, and availability. Boost your ecommerce visibility in search.
Enter your FAQ questions and answers, and get ready‑to‑paste JSON-LD structured data. Boost search appearance.
Build a complete Event structured data with performer, location, and dates. Get Google‑ready JSON‑LD for tickets.
Generate a LocalBusiness structured data snippet with name, address, phone, and opening hours. Boost local SEO.
Paste a sample JSON object and generate a basic JSON Schema describing its types and required fields. Local inference.
Paste a JSON Schema and automatically render a complete, styled HTML form with validation. Perfect for prototyping APIs. Works entirely in the browser.
Fill in a form to generate a valid package.json for your Node.js project. Includes popular scripts and fields. Local only.
Paste a JSON object and see a dynamic, draggable tree graph representation. Excellent for debugging nested data.
Search and extract values from a large JSON object using dot/bracket notation. Quickly locate deeply nested fields. Data stays local in your browser.
Paste a JSON array and view it as a formatted console.table() style output. Copy for terminal apps. Local.
Split a text into an array of individual characters, ready to paste into code. Options for quotes and newlines.
Build a complex mailto: link with to, cc, bcc, subject, and body. Get the HTML anchor tag. Local.
Enter keywords and get domain name ideas by mixing, prefixing, suffixing, and replacing. Check availability indication.
Generate random JSON data with customizable fields (users, products, orders). Useful for frontend mocking. All local.
Convert a flat JSON object into a Java .properties file format. Handle nested values by dot notation. Local only.
Execute GraphQL queries against any endpoint with variables and headers. Explore schema via introspection. All requests made directly from your browser.
Parse a URL's query string into a key-value table, or build a query string from parameters. Perfect for API testing and web development.
Enter a list of words and generate a custom word search puzzle in PDF/PNG format. Great for teachers and parties. Local.
Generate a BIMI record to display your verified brand logo in email clients. Includes SVG logo URL and VMC certificate path.
Add top and bottom text to images and create classic memes. Upload your own image or use templates. Download your creation without watermarks. Purely client-side.
Paste a JSON array and filter/transform it using a simple path expression. Extract nested values without code. Local.
One‑click to get a full NPC backstory with motivation, secret, and appearance. Perfect for dungeon masters.
Create a basic Open Graph image with a title, background color, and logo. Download as PNG. Perfect for small sites.
Create a tailored cover letter based on job title, your skills, and a template. Download as text or PDF print. Private.
Enter an emoji or any Unicode, and get the valid Punycode for use in a domain name. Geeky and fun.
Generate a plausible technical blog post title. Useful for practice writing or placeholder content. All local.
Build cron expressions using a visual editor with dropdowns. See human-readable description and next run times. Easier than raw cron.
Upload an image and add inspirational or sarcastic title and text. Create classic poster‑style memes. Download as PNG.