A modular console-oriented amateur radio AX.25 keyboard to keyboard chat and PBBS program using Linux's AX.25 stack. Includes support for multiple concurrent connected sessions, a unconnected (UI) message screen, and an automated packet message client


  • AX.25 packet radio keyboard to keyboard chat client supporting concurrent chats
  • AX.25 packet radio PBBS
  • AX.25 SSID muxing so multiple different remote stations can connect to the same AX.25 SSID
  • Inline messaging and chat with the Sysop using unique slash-slash syntax
  • AX.25 packet radio messaging and automated relay to local FBB BBSes
  • AX.25 YAPP file transfer support
  • AX.25 packet radio end to end latency measurement
  • Macro language for easy enhancements
  • Built-in access to Linux ax.25 commands (mheard, etc)
  • Native packet message compression for faster throughput
  • Extensive per-callsign permission and security tuning

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Additional Project Details



Intended Audience

Advanced End Users, Developers

User Interface

Java Swing, Curses/Ncurses

Programming Language

C++, Java