The WhatsApp Number Checker API allows developers to verify if a given phone number is registered on the WhatsApp messaging platform. Simply provide the number, including the country code, and the API will return a response indicating whether the number is active on WhatsApp or not.

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.

This API provides advanced search capabilities for Polish Postal Codes (PNA), addresses, and address validation. The database is optimized for high-performance querying, handling the specific nuances of Polish building numbering (e.g., alphanumeric numbers 2a, even/odd ranges 12-20(p)). Reverse Geocoding: Finds nearest Postal Codes for given coordinates.

Empower your communication with the Poland SMS Sender API. Seamlessly integrate SMS functionality into your applications, enabling instant and reliable messaging to Polish contacts. Unlock the potential to engage, inform, and connect with your audience effortlessly, ensuring your messages reach their destination with speed and precision.

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.

Validate Brazilian NF-e / NFC-e / CT-e XML against current SEFAZ schemas — get per-element typed errors, not a cryptic rejection code.

Busca de CPF, Nome completo, Data de Nascimento, Sexo, Óbito, Nome Da Mãe e Pai entre outros.

Detect any offensive or sexual username on your platform faster than ever with this API.

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)

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

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

Polish Text Moderation API ML-powered content moderation solution with 3 specialized endpoints: sentiment analysis for product reviews, multi-class message moderation and hate speech recognition. Native Polish language support with JSON responses including confidence scores and probability distributions. Fast (<500ms), privacy-focused (no data storage), and RESTful with full OpenAPI 3.1 documentation. Perfect for e-commerce, forums, and social platforms targeting Polish audiences.

Discover the perfect moniker with the Baby Names API—an enchanting repository of tens of thousands of distinctive and beloved names for boys, girls, and those seeking gender-neutral gems. Immerse yourself in a world of possibilities, where every query unveils a tapestry of endearing choices, making naming your bundle of joy an effortless joy.

Effortlessly generate memorable usernames for websites, apps, and games, instantly boosting user engagement.

"The Username Toxicity Detection API safeguards online communities by identifying and flagging toxic or offensive usernames in real time."

Handle various documents smoothly with our Multi Document Type Check for MRZ and document numbers.

Verify Polish identities seamlessly with our dedicated Polish Identity Information Check for MRZ and document numbers.

Validate Brazilian NF-e XML files effortlessly, ensuring compliance and accuracy for smooth business operations.

Ensure your NF-e XML files are error-free and compliant with the Comprehensive Comprehensive NF-e XML Validator API for seamless integration.

Safeguard your NF-e XML validation process with enhanced security features from our Secure Secure NF-e XML Validator API.

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

Extract crucial information from Indonesian National IDs quickly for streamlined user verification processes.

Instantly create unforgettable usernames for websites, apps, and games, effortlessly enhancing user engagement.

Streamline your processes using our Document Number Format Validation Check for accurate MRZ and document number formats.

Validate and verify NF-e XML documents seamlessly with our reliable NF-e XML Validation Service API.

Ensure NFC-e accuracy with our Validation and Error Check API, streamlining your fiscal compliance effortlessly.

Check your NF-e XML against current SEFAZ schemas and catch errors before submission.

Streamline ERP fiscal integration with our ERP Fiscal Integration Validator API, ensuring your documents meet SEFAZ schema requirements.

Verify CT-e XML schema compliance quickly using our CT-e XML Schema Compliance API for hassle-free validations.

Catch schema errors in your fiscal documents with our Fiscal Document XML Validator API, ensuring straightforward compliance checks.

Detect and pinpoint errors in e-invoice XML with our E-invoice Error Checking API — returns the exact element paths that failed.

Leverage the Mobile Number Checker API for instant, reliable phone number verification and enriched user data insights.

Quickly generate concise and attractive pseudonyms, perfect for user profiles and creative projects. Simplify the naming process seamlessly.

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.

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

This API detects and identifies mollusk species, including snails, clams, and octopuses, from images using advanced pattern and texture recognition.

Embrace a mobile lifestyle with our Digital Nomad Phone Identity API, enabling efficient phone identity management.

Robust CPF enrichment API. Returns core and complementary data (full name, parentage, gender, birth date, score, addresses, emails, phones, relatives, extras) with low latency and high accuracy. Built for KYC, fraud prevention, and automated onboarding.

Quick nickname API: Generate concise and catchy nicknames instantly, perfect for user profiles or creative projects. Simplify naming with ease.

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

Identifies animals from images, returning scientific name, common name, descriptive summary, and confidence level for analysis and learning.

The Text Summarization API is a tool that automatically summarizes text to create a brief, condensed version of the original text. It uses advanced natural language processing techniques to identify and extract the most important information from large volumes of text, making it easy to understand and analyze.

Access metal prices anytime with this API—real-time and historical data for gold, silver, copper, and more. Simple setup, detailed responses.

FDA Medicine Data API is a fast and reliable RESTful API that allows you to search and retrieve comprehensive data of FDA-approved drugs supporting both partial and exact match queries, with support for pagination and detailed drug data retrieval. [ medicine - drugs - upc - unii - nui - rxcui - ndc ]

Verifies IMEIs and returns the device model, brand, and model number, confirming their validity with high accuracy.

Easily generate distinctive and engaging business names with our Entity Naming API. Perfect for startups and entrepreneurs aiming for memorable branding.

Plumage Match API is a bird breed and species detection service powered by advanced image recognition technology.