Generates passcode for APRS-IS (used in Xastir, YAAC, etc.)
Popular Sites`
| Site | Description |
| QRZ.com | The go-to site for looking up callsigns and forum discussions. |
| eHam.net | Popular for product reviews, articles, and community forums. |
| DXZone.com | A massive directory for amateur radio links, software, and tutorials. |
| ARRL.org | The official site of the American Radio Relay League for news and resources |