🔧 Utility Tools

实用工具集，包括进制转换、编码查询、Cron工具等

Generate QR code from text or URL

Convert between byte, KB, MB, GB, TB file size units

Parse browser User-Agent string, identify device info

Look up IP address geolocation and network info

Randomly shuffle list items with optional deduplication and empty-line skipping

Parse and format international phone numbers, identify country/region, calling code and number type