Verify email addresses quickly and accurately with our Email Confirmer API for reliable communication.

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).

Validates whether an email address is temporary or disposable, returning true or false to facilitate automated filtering.

Structured data for 35 digital nomad and remote-work visa programs worldwide. Endpoints cover listing and filtering programs, eligibility matching by nationality and income, scored recommendations, residency pathways, tax detail and estimates, comparison, dataset statistics, and a changelog. All data is curated from government immigration sources and updated quarterly. No database, no runtime scraping — fast and deterministic responses.

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.

Keyless Costa Rica Hacienda v4.4 comprobante validator: official XSD for 8 document types, the 50-digit clave numerica, CABYS code lists, totals/IVA math, XAdES-EPES signature check. Rule-coded JSON r

Keyless Bolivia SFV/SIAT factura electronica validator: official SIN XSD, code ranges, totals math, CUF/CUFD reconstruction with Modulo 11 and Base16, XML-DSig signature check. Rule-coded JSON report.

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

Keyless Malaysia MyInvois (LHDN) e-invoice validator: official UBL 2.1 XSD, code lists, totals math, XAdES signature check. POST XML or JSON, get a rule-coded JSON report. No LHDN account.

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

Confirm email addresses rapidly to boost marketing effectiveness and user trust in your campaigns.

Guarantee compliance with international standards using our ICAO Standards Compliant Check for MRZ and document numbers.

Quickly validate email addresses, ensuring accuracy and reliability. Improve data integrity, reduce bounce rates, and optimize communication strategies effortlessly.

Effortlessly verify user eligibility for visas, ensuring smooth application processes with our Visa Verification API.

Extract structured data and MRZ information from passport images with an OCR API, including validation results and JSON output

The Confirm Email API ensures real-time validation, enhances security, and improves user experience by confirming the accuracy of submitted email addresses.

Uncover severance pay guidelines worldwide to protect your business and employees.

Antenatal visit dates from the WHO 2016, NICE or ACOG published schedules, as calendar dates.

Applies ACOG Committee Opinion 700 Table 1 to decide whether an ultrasound overrides LMP dating.

Due date from embryo transfer date. Day-3, day-5, day-6 and egg retrieval calculated separately.

Due date from last menstrual period using Naegele's rule, with 21-45 day cycle length correction.

Trimester boundaries, 24w0d viability, and four preterm and four term classes with their dates.

Dating from BPD, HC, AC and FL measurements in millimetres, using Hadlock 1984 equations.

Conception date from a last menstrual period or from a known due date, as ISO 8601 dates

Learn about 13th month pay regulations to ensure compliance and attract talent globally.