v13.0 — USPS Addresses API v3 (OAuth2)
Immutable
release. Only release title and notes can be modified.
Complete rewrite for the new USPS Addresses API v3.
- OAuth2 client credentials (replaces retired XML Web Tools API)
- Address validation, City/State lookup, ZIP Code lookup
- Cached OAuth tokens
- PHP 8.1+, Laravel 10-13
- Full test suite