The WhatsApp OTP API enables seamless user authentication and transaction verification by sending OTPs directly to phone numbers. It receives a phone number and message content, then responds with a status and transaction ID. Ideal for user logins, transaction confirmations, and password resets, it offers substantial savings with plans starting at $24.99 for 2,500 OTPs. 🚀

The Instant Email Validation API validates email addresses in real time, ensuring that they exist and can receive emails, returning instant results in JSON format.

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).

The Shielded Password API strengthens digital security by generating strong and secure passwords. With customizable features and cryptographic randomness, it provides enhanced protection against cyber threats.

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

Accurately verify emails by evaluating format, domain, MX, SPF, DMARC, blacklists, reliability, and detecting disposable, suspicious, or role-based emails.

Send OTP and notifications to your users by email. Forget about configurations and records with this API.

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.

A robust email validation API to ensure email accuracy by verifying format, domain health, disposability, and risk, enhancing reliability for registrations and communication.

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

The Secure Temporary Mail API a tool that generates temporary disposable emails, allowing users to protect their privacy and avoid spam while signing up for online services.

🔥Cheap high-quality translation API to translate in 100+ languages. 🔥 Translator for text and HTML

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: … ».

A secure email validation API that checks format, domain configurations, and email risks, delivering actionable insights and reliability scores.

The Hashing API ensures string security effortlessly, offering top-notch methods such as SHA and MD5. Safeguard sensitive data with robust hashing techniques, providing a reliable layer of protection for your information.

Unlock the power of secure data management with our Hashing Encryption and Decryption API. Safeguard your strings effortlessly by choosing from top-notch methods like SHA and MD5. Whether encrypting for confidentiality or decrypting for insight, our API ensures your data remains in your control, fortified with cutting-edge cryptographic techniques.

The Email Authenticator API ensures email authenticity by verifying format, domain existence, and temporary service status, bolstering communication reliability.

Secure password generator creates strong passwords with uppercase letters, symbols, and defined length, providing reliable standard protection for non-encrypted systems and accounts.

Tech Stack Detector API. Detect website technologies from HTML, scripts, meta tags, cookies, and response headers. Send a JSON POST request and receive a structured JSON response. Pricing, quotas, authentication, and subscriptions are handled by Zyla API Hub.

FreeCustom.Email is a powerful API that enables users to generate temporary email addresses for seamless online registration and OTP testing. With its user-friendly interface, you can effortlessly create disposable email accounts to bypass spam and enhance privacy, while easily receiving one-time passwords and verification emails without any hassle. Ideal for developers and testers, this API ensures secure and anonymous interactions with online services.

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 Password Secure Creator API fortifies digital security by crafting robust and secure passwords. It offers customizable features and employs cryptographic randomness, ensuring enhanced protection against cyber threats.

Easily Encrypt/Decrypt MD5, SHA1, SHA256, SHA384, SHA512 and more...

Unlock the specifications of any Tesla vehicle with our advanced VIN Decoder API. Discover detailed insights in seconds with 99.99% guaranteed uptime and enterprise-grade reliability.

Unleash the power of language with our Embeddings API. Seamlessly encode text into vectors using cutting-edge NLP machine learning models. Empower semantic search, text comparison, and recommendation engines with this versatile tool. Explore endless possibilities in understanding and leveraging textual data with ease.

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.

Retrieve secure and random passwords instantly using the Fetch Secure Passwords API, ensuring robust protection.

Securely fetch, manage, and retrieve your passwords effortlessly with the Secure Password Fetcher API.

Effortlessly create strong, random passwords to enhance security with our Secure Password Generation API.

Unlock the world of encryption with the String to MD5 API. Transform any text into an impenetrable MD5 hash effortlessly. Just send your string through our secure endpoint, and like magic, receive the unbreakable shield in JSON format. Your data, your fortress – all with a single API call.

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

The Secure Email Data Verification API safeguards your communications by validating sender and recipient identities instantly.

Ensure protected communications with the Email Content Security Check API, verifying and filtering harmful content.

Enhance your email security with the Validate Email Security Check API, designed to identify potential threats effectively.

EU-Compliance: Digital Product Passport (DPP) Immutable QR Engine. Guaranteed 10-year URL persistence for Textile and Battery ESPR mandates (March 2026). High-error-correction QR generation optimized for industrial label printing. Frankfurt (EU-Central) data residency.

Protect your inbox with the Email Data Checker API, ensuring secure and validated email exchanges.

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

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

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.

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

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

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

The String Encryption API transforms any string into a secure hashed code using recognized algorithms such as md5 and sha256. Enhance data security by seamlessly integrating this tool, providing robust encryption options to safeguard sensitive information within your applications.

The Text Translate API is a powerful API for translating text between multiple languages, ideal for applications that require accurate and fast real-time translations.

Access detailed and secure email information with our Fetch Secure Email Information API, enhancing data management and security.

Elevate your content with the Text to Visual Content Creator API, converting text into engaging images that attract attention.

Capture your vision with the AI Text to Media Capture API, seamlessly transforming text descriptions into diverse media formats.