The vCard format (.vcf) is a standard for electronic business cards, used by email clients, smartphones, and contact management systems. JSON, on the other hand, is a lightweight data-interchange format. Converting JSON to VCF is essential for migrating contact data between systems, processing bulk imports, or building APIs that export contacts.
This write-up explores the mapping logic, required fields, extended properties, and implementation details for building a robust JSON-to-VCF converter. json to vcf converter
JSON (JavaScript Object Notation) is a lightweight data-interchange format. It is easy for humans to read and write, and easy for machines to parse and generate. The vCard format (
Structure of a JSON Contact: A typical JSON contact list looks like this: or mobile phone address books.
[
"name": "John Doe",
"phone": "+1234567890",
"email": "john.doe@example.com",
"company": "Acme Inc."
,
"name": "Jane Smith",
"phone": "+1987654321",
"email": "jane.smith@example.com"
]
Pros of JSON: Excellent for web APIs, databases, and configuration files. It preserves complex data structures. Cons of JSON: Not recognized by email clients, CRM systems, or mobile phone address books.