Iranian National Code per Amir Shokri

Iranian National Code Browser Extension
A lightweight, offline browser extension for generating, validating, and identifying Iranian National ID (کد ملی) numbers. It implements the official checksum algorithm and maps the first three digits to the originating city/province.

Features
- Generate a random valid national code.
- Validate any 10-digit national code.
- Detect city/province from the first three digits.
- Copy generated code to clipboard.