NAVTEX for OpenCPN (navtex-pi)
Free OpenCPN plugin: NAVTEX warnings and AIS on your chart. Planning aid only.
Free downloads
Free programs from the bridge
Free for seafarers. Planning and checking aids only — not class approved, not a certified receiver. Browse families under Categories or the Programs list. Bond Network lives under Systems.
Heading tool (Aspera Gyro N)
Live heading and gyro/GPS report for the bridge PC.
Farting Whisper
Offline hold-to-talk speech-to-text for Windows (CPU). Free and open source.