K4ABT's Packet Radio Information
Links to diagrams, products to buy, and tips and techniques.
http://www.packetradio.com/

S51RM - S53RM
Information resource for S5-PSK 1.2 Mbps BPSK packet radio station for 23 and 13cm (and 9cm), S5-70WB FM packet radio station for 70cm band and 19k2 to 76k8 bps, S5-PCC - packet communication card.
http://lea.hamradio.si/~s53rm/

Byonics
Kits for GPS/APRS.
http://www.byonics.com/

javAPRS
Java Applet for Automatic Position Reporting System.
http://www.aprs.net/

Bavarian Packet Radio Group
Develops Hardware and Software.
http://www.baycom.org/

NordLink
Develops software under the German hamradio license. Amateurs, digipeaters, and FTP downloads available.
http://www.nordlink.org/eng/index.htm

APRS in Switzerland
Provides information on APRS in Switzerland, maps and NEW:javAPRS live from HB9.
http://www.qsl.net/hb9pvi/

Paxon: the Packet Radio terminal programm
Paxon - The new Packet Radio terminal programm for Windows. Supports WA8DED-Hostmode and PC/FlexNet devices.
http://www.paxon.net

Southern Oregon Amateur Packet Radio Association
Promoting packet in the mountainous region of Southern Oregon and Northern California.
http://www.qsl.net/soar/SOAPRA/

Tucson Amateur Packet Radio (TAPR)
TAPR is an international non-profit educational research and development organization focused on the issues of amateur radio wireless digital communications.
http://www.tapr.org

G4JKQ Amateur radio quicklinks page
G4JKQ Amateur radio quicklinks page with a fast link to the main site which contains great links page with over 80 very interesting radio related sites. Also a quick link to the G4JKQ TCP/IP Worldwide Packet radio listings page.
http://www.g4jkq.co.uk/

Wicklow DX-Cluster
Packet DX-Cluster club in Bray County, Wicklow, Ireland.
http://wdx.ath.cx

W9ICU
Packet APRS operator presents station and amateur information and links.
http://www.w9icu.com

Packet Radio on Linux Systems
How to set up packet radio on a Linux platform. Includes source files and photography.
http://ka1fsb.home.att.net

78thFLOOR
Rtty, cw, Pactor, Packet, SSTV, QRP and projects.
http://digilander.libero.it/sozim/ham.html

FBB
Bulletin board software for amateur packet-radio.
http://www.f6fbb.org/

FlexNet
Casual developers of software for Amateur Packet-Radio.
http://www.afthd.tu-darmstadt.de/~flexnet

Northern California Packet Association (NCPA)
amateur packet radio club for northern California area
http://www.n0ary.org/ncpa/

APRS-IS Information
Resource for javAPRS, javAPRSSrvr, and the APRS weather server.
http://www.aprs-is.net

Introduction to APRS and UI-View
An overview of APRS packet radio and an introduction to using UI-View and add-on software.
http://homepage.ntlworld.com/ajmckinnon/

Research Triangle-Area Packet Radio
North Carolina megaplex Packet resource for frequencies, nets, logs, listings, and local packet radio information.
http://www.ipass.net/teara/index2.html

MM Hamsoft
MMTTY -RTTY and MMSSTV SSTV freeware software.
http://mmhamsoft.ham-radio.ch/

APRS Florida
Server and repeater information, live Central Florida lightning and weather data.
http://www.aprsfl.net

APRS DB0ANF
German access to an online station database. Includes APRS activity in Germany.
http://www.db0anf.de

OpenAPRS
Provides real-time APRS data in and around Napa, California.
http://www.openaprs.net

pcboard.ca
Canadian APRS system with Ontario and Canada APRS maps. Includes product details, downloads, data sheets and an order form.
http://www.pcboard.ca

APRSearch
Search engine focused on sites of documentation related to Automatic Position Reporting System (APRS).
http://aprsearch.net/

UI-View32 Windows APRS Client
Complete information on open-architecture, intelligent digi-peater and IGate. Works with TNCs in terminal mode, KISS mode, AGWPE and BPQ. Many map options.
http://www.ui-view.org/