APRS (Automatic Packet Reporting System)

EA2 Digipeaters map

APRS.FI map

APRS-map.info

APRSDroid android app

APRS2SOTA, Spots via APRS

APRS-IS Radio-Internet Link

APRS Software

Send APRS SMS from web

APRS main page

SSID recomendations

New n_N paradigm

See EA2CW-7 position on aprs.fi