Simple API for creating SVG QR codes with an optional error correction level.

Generate pixel-perfect PDFs from HTML, URLs, and templates in one API call. Invoices, receipts, reports, contracts — done in milliseconds, not hours.

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.

Live and Historical Metals Rates API provides real-time and historical data on global metal prices. The API covers a wide range of metals including gold, silver, copper, and more. Easy to use and integrate with any application, it's perfect for keeping track of metal prices.

Professional QR Code Generation API with advanced customization options.

A comprehensive identity verification suite providing high-performance tools for document validation and data extraction. MRZ Parser: Fully compliant with ICAO standards (TD1, TD2, TD3, MRVA, MRVB) to extract identity info, document types, and all data from Machine Readable Zones. Document Number Validation: Checksum and format verification for Polish ID cards, Passports, Driving Licenses, and more (9-character alphanumeric support). Polish Identity Validators: Dedicated endpoints for local identifiers: PESEL: National ID number validation. NIP: Tax Identification Number (handles formatted and raw input). REGON: Business registry numbers (supports both 9 and 14-digit formats).

Create high-quality, customizable QR codes with logos, colors, and custom styles. Perfect for marketing, branding, and dynamic links.

Convert numbers to perfectly formatted text across 28 languages and over 35 predefined currencies. Our API handles standard, formal, and check writing formats with support for custom currencies. Perfect for financial documents, legal contracts, invoices, and multilingual applications. Simple integration with comprehensive documentation.

Create personalized QR codes for your business with ease.

A Compact URL Generator API condenses long web addresses, enhancing accessibility and engagement through dynamic link generation, analytics, and security features.

Live Currency Rates API provides real-time exchange rates, providing users with financial information.

The Color Convertor API is a powerful tool for anyone working with colors. With endpoints for converting between different color representations, such as RGB, HSL, and CMYK, this API makes it easy to work with colors across different platforms and devices.

The HTML to JSON API is a tool that converts HTML code to JSON format. This can be useful for developers who want to extract data from HTML documents and use it in JSON-based applications. The API takes an HTML document as input and returns a JSON object that contains the same information in a structured format.

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

NumXlator is a very fluent API for translating numbers into words in various languages, including: عربي (Arabic), Czech, Danish, Deutsch (German), English, Español (Spanish), Finnish, Français (French), Hausa, Hungarian, Igbo, Indonesian, Italiano (Italian), Malayu (Malaysian), Nederlands (Dutch), Norwegian, Polish, Português, Русский (Russian), Romanian, o'zbek (Uzbek), Swahili, Swedish, Thai, Turkish, Tiếng Việt (Vietnamese), Yoruba, 中国人 (Chinese), 日本語 (Japanese), and 한국인 (Korean)

The Text Compare API is an tools for comparing two texts and highlighting their differences. It offers results in JSON format and pre-rendered for HTML and CLI.

Embed Extractor API is an advanced solution that allows developers to effortlessly obtain important embedded data from various sources of embedded content found on the Internet. To do this, simply provide the API with a standard web address of an embedded post, such as a Twitter status, YouTube video or Pinterest photo.

This endpoint takes the information (string) as input, and provides the JWT-encoded result (string) as output. The output also includes a copy of the input, and a « status » value. Status is « Ok » or « Error: … ».

Fast & reliable online code compilation and execution of APIs for 50+ languages & databases

Text Case Converter API is a tool that developers can use to convert text to uppercase and lowercase automatically.

It is a powerful tool for correcting the capitalization that text should have quickly and easily. With this API, you can easily format text to meet various style guidelines,

Enhance your scheduling with the Smart API, designed to simplify date and business day calculations with intelligence.

Elevate your correspondence with the HTML Business Signature Generator API. Craft exquisite email signatures that mirror your brand's essence dynamically. Seamlessly integrate personalized signatures into your communication flow, leaving an indelible mark of professionalism and creativity.

This API retrieves real-time data between two entities, providing accurate, scalable, and easily integrated JSON responses for dynamic applications.

Trust our Reliable API for consistent date and business day calculations, ensuring you never miss a deadline again.

This API provides accurate, real-time data between curriencies, facilitating integration, scalability and fast, structured JSON responses for dynamic applications.

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.

Parse, validate, describe, and generate cron expressions. Converts cron syntax to human-readable descriptions and calculates next run times.

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.

The Futoshiki generator API is that allows users to programmatically generate Futoshiki puzzles.

The Global API delivers seamless date and business day calculations worldwide, catering to international business needs.

Render diagrams from text-based notation including Mermaid, PlantUML, and DOT syntax. Returns high-quality PNG or SVG images of flowcharts, sequence diagrams, class diagrams, and more.

This API converts local phone numbers to international format, returning the number and destination in a standardized format for global compatibility.

Get precise results every time with our Accurate API for calculating dates and business days—perfect for business professionals.

Powerful and reliable API service that provides real-time domain registration data for businesses, cybersecurity professionals, and developers. Our API delivers accurate and up-to-date WHOIS information in a simple, easy-to-parse JSON format, allowing you to monitor domain ownership, prevent fraud, and enhance your applications with valuable insights.

Textify Money API provides a simplified method for converting numeric representations into text values, allowing developers and researchers to extract valuable information from financial data.

Simplify web pages into markdown format quickly with the Web Pages to Markdown API.

Historical Metal Market API provides instant and past pricing for precious and industrial metals. Supports integration with apps, tools, and financial software.

Turn web pages into actionable content by extracting text or converting to markdown for easy integration and processing.

Get accurate live and historical rates for gold, silver, copper, and others. A powerful API built for traders, analysts, and finance professionals.

Global Metals Rates API delivers up-to-date and past metal prices like gold, silver, and copper—ideal for financial apps, dashboards, and market analysis.

Extract precise zip codes from Japan for seamless address validation and lookup.

Convert and validate phone numbers worldwide, returning standardized formats, country codes, state data, and timezone information for smarter communication applications.

Extract essential programming languages information quickly for enhanced development insights.

Code Compiler API is a powerful tool for developers that can compile code in over 75 different programming languages.

Instantly validate how any URL will appear when shared on Facebook, LinkedIn, Twitter, and WhatsApp. Returns a full JSON report with platform-specific scores, broken tag detection, image dimension checks, and plain-English fix instructions — all in a single API call.

JSON Translate API converts text in JSON files to multiple languages, facilitating localization and automatic translation of data for web and mobile applications.

The Juventus Data API provides comprehensive data on Juventus Football Club, including fixtures, competitions, and team statistics.