Automatic Packet Reporting System (APRS) is an amateur radio-based system for real time digital communications of information of immediate value in the local area. Data can include object Global Positioning System (GPS) coordinates, weather station telemetry, text messages, announcements, queries, and other telemetry. APRS data can be displayed on a map, which can show stations, objects, tracks of moving objects, weather stations, search and rescue data, and direction finding data.

AnyTone 878UVII Plus: APRS Tutorial

UV5R APRS cable - Audio Interface Cable for BaoFeng UV5R radios (APRSDroid Compatible)

APRS.org - Digital communications information channel for Ham radio

Mobilinkd TNC2.2 - A mobile Bluetooth-connected TNC for use with HTs and other mobile devices for APRS use.

TNC Cable for Baofeng UV-5R - This cable is designed to connect the Mobilinkd TNC to a Baofeng UV-5R radio.

APRS.fi - Google based maps tracking world wide APRS packets

APRSdroid - an Android application for Amateur Radio operators

APRSISCE/32 - an advanced Automatic Packet Reporting System (APRS) Client for Amateur Radio, written for Windows.

SMSGTE - a service that allows amateur radio operators to exchange text message between their APRS radios and SMS (cellular text messages)

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