Validate and format identity and business document numbers with correct check digit verification. Confirm whether a number is valid and generate valid sample numbers for software testing.

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.

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

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

Elevate your brand with QR codes featuring custom logos for professional impact using our Pro Generator API.

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.

QR code generator API with logo, custom colors, and shapes. PNG or SVG output. Every QR code is independently decoded and verified scannable before it's returned to you.

Add professional text watermarks to any PDF document with full control over position, opacity, font size, color, and rotation. Stamp documents with CONFIDENTIAL, DRAFT, your brand name, or any custom text across every page. The watermark is rendered as selectable, high-quality text with Unicode support. Ideal for branding, copyright protection, document status marking, and legal workflows. Upload a PDF and receive a downloadable watermarked file.

Craft unique, personalized QR codes that reflect your style and needs using our easy-to-use Pro Generator API.

Create diverse, synthetic personal and corporate identities for comprehensive application testing.

The Job Description API generates skills, responsibilities, qualifications, and personalized intro based on the job title. It is particularly useful for businesses looking to quickly create high-quality job descriptions, including key elements to attract the most qualified candidates.

Digital Signature Verification API ensures compliance by validating electronic signatures, including QES and AdES.

The Fabricated Identity Generator API creates realistic digital identities, ideal for software testing, research endeavors, and preserving confidentiality.

Trust our Smart Email Authenticity Check API to validate your email contacts and enhance your communication strategy effectively.

The ProfileSynth API crafts realistic digital personas effortlessly, offering diverse and customizable synthetic identities for various applications.

Monitor and verify SSL certificates to maintain secure web communications and compliance with encryption standards.

Email Precision API locates and validates professional email addresses, ensuring search accuracy and reducing errors to facilitate effective communication.

Design stylish vCard QR codes with logos for seamless sharing of your business information.

Create SEPA EPC bank transfer QR codes with IBAN checksum validation and verified scannability.

Create branded QR codes featuring your company logo for enhanced marketing and user engagement.

Effortlessly create custom WiFi network QR codes with your logo, simplifying access for guests.

Generate elegant SVG vector QR codes with logos, perfect for scalable and high-quality branding.

Introducing HTML Business Email Footer API, a powerful tool that streamlines the process of creating professional, eye-catching signatures for users of all sizes.

Enhance freelance interactions with our API to verify email trustworthiness for project collaboration.

Simplify your contact management with our Secure Email Validation API for accurate insights.