License Key Generator
Generate unique software license keys with various formats and checksums
License Key Configuration
Customize your license key format and generation options
Added before the key (max 6 chars)
Generate 1-1000 keys at once
XXXXX-XXXXX-XXXXX-XXXXX
Features
Checksum Validation: Each key includes a checksum for verification
No Similar Characters: Excludes 0, O, I, 1 to avoid confusion
Multiple Formats: Choose from 5 popular license key formats
Bulk Generation: Create up to 1000 keys at once
Custom Prefix: Add product or version identifiers
Usage Tips
Store generated keys in a secure database
Use prefixes to identify product versions (e.g., PRO, ENT)
Verify checksums in your validation logic
Consider adding expiration dates or feature flags
All keys generated locally - no server storage