Generate realistic, schema-aware synthetic test data for any database schema. 50+ field types, AI prompt-to-schema, pre-built templates, JSON/SQL/CSV output.

Extract and validate JSON-LD structured data and Microdata against Schema.org standards. Detects Product, Organization, FAQPage, Article, and JobPosting schemas with missing field diagnostics.

Convert JSON arrays to CSV (nested objects flattened) and CSV to JSON with delimiter detection, quoted fields and number parsing.

Convert XML to JSON (attributes kept), JSON to XML, YAML to JSON and JSON to YAML. Send the document, get the converted result.

Universal JSON Fix repairs broken or malformed JSON, especially from LLMs like ChatGPT, Claude, Deepseek, Gemini, or Llama. This API ensures reliable parsing by fixing mixed quotes, missing commas, and formatting issues, making it ideal for AI applications.

Enhance your data generation with MockHero's Schema Aware Data Generation API, ensuring data integrity and relevance.

MockHero’s Mock Data API simplifies creating placeholder data, perfect for testing and development needs.

The Synthetic Data Synthetic Data MockHero API allows developers to generate diverse datasets while preserving privacy and compliance.

Parse any sitemap or sitemap index, even compressed ones, into structured data with last modification, change frequency and priority. Follow index children automatically, or generate a valid sitemap from a simple list.

Realistic random users, addresses, companies, products, posts and transactions in 6 languages, or rows from your own JSON schema. Repeatable with a seed.

Discover zodiac trends and insights using the Horoscope Data API for personal growth.

Convert CSV to clean, typed JSON by URL or raw text. Auto-detects numbers, booleans, and nulls; handles quoted fields, embedded commas, and custom delimiters (RFC-4180). Fast, stateless, and MCP-ready for AI agents.

Accurate, lightweight and fast REST API for Jewish and Hebrew calendar holiday calculation, holiday lookup by key, upcoming holiday lookup, date range filtering, and keyword search across Gregorian

Extract IKEA product details seamlessly with our API to enhance your application or website.

Validate structured data markup on any web page including JSON-LD, Microdata, and RDFa. Detects Schema.org types, checks for errors, and returns detailed validation results.

Use the Database Seeding Database Seeding MockHero API to populate your databases with quality test data, streamlining your development workflow.

Generate realistic test data effortlessly with MockHero's Test Data Generator API, enhancing your development process.

Effortlessly generate dynamic test data on demand using MockHero's Dynamic Test Data API, optimizing your testing process.

Create fully customizable fake data quickly using MockHero's Fake Data API, tailored to your project’s requirements.

JSON Clean API converts JSON documents into a readable format with line breaks and indentations. It supports entries up to 200,000 characters.

The Zoo Database API provides a structured way to access information about zoos around the world. It allows users to retrieve data on zoos in specific countries. The API ensures optimal performance with endpoints designed for granular data access.

Access structured local business data effortlessly for accurate listings and enhanced visibility.

Unleash enhanced local business data for superior accuracy in local searches and marketing strategies.

Get detailed local services business data to connect consumers with your offerings quickly.

Extracts and validates JSON-LD, Microdata, RDFa, and structured markup from webpages or raw HTML for SEO and technical validation.