Self-hosted

Ship-management suite for technical management, planned maintenance, procurement, and crew.

Alternative to SpecTec AMOS, DNV ShipManager

Modular fleet-management suite from DNV for planned maintenance, procurement, QHSE, and crew.

Alternative to SpecTec AMOS

Ship-to-shore communication software for email, file transfer, and connectivity management on vessels.

Netpas

Voyage estimation and port distance software for tramp shipping, from Korea's Seafuture Inc.

OpenCPN

OSS

Open-source chart plotter for passage planning and live GPS navigation on the bridge or at the helm.

Alternative to Navionics

CANboat

OSS

Open-source tools for reading, analyzing, and converting NMEA 2000 data on a boat's CAN bus.

Bridge situational-awareness system that uses computer vision to help watchkeepers detect collision risks.

Navigation and weather-routing application for passage planning with GRIB files on desktop and mobile.

Alternative to Navionics

Signal K

OSS

Open marine data standard and server that turns onboard NMEA and sensor feeds into a shared API.

pyais

OSS

Python library for decoding and encoding AIS messages from NMEA sentences and binary payloads.

AvNav

OSS

Open-source browser chart plotter that runs on a boat computer and is used from a phone or tablet.

Alternative to Navionics

Terminal operating system for planning and running container yard, vessel, and gate operations.

OpenPlotter

OSS

Raspberry Pi marine stack that bundles OpenCPN, Signal K, and instrument setup for the boat.

Hydrographic survey acquisition software for bathymetry, positioning, and real-time sounding QC.