Maritime software,
compared.

Dry-bulk chartering and market-data platform for fixtures, tonnage, and cargo flows.

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

Alternative to SpecTec AMOS, DNV ShipManager

CANboat

OSS

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

AvNav

OSS

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

Alternative to Navionics

Shipping research and market-intelligence platform for fleet, trade, and freight data.

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.

Sailing navigation and performance software for routing, instruments, and race or passage tactics.

Alternative to Navionics

Cloud fleet-management software for technical management, procurement, and ship operations.

Alternative to SpecTec AMOS, DNV ShipManager

Operations software for tugs, workboats, and OSVs: jobs, billing, maintenance, and crew.

Alternative to DNV ShipManager

Commodity and maritime intelligence for cargo flows, vessel movements, and trade analytics.

Maritime risk, vessel, and market data used for compliance, research, and commercial decisions.

Port-expense and disbursement-account software for agents, owners, and operators.

AIS vessel-tracking map and data service for live positions, port calls, and fleet monitoring.

Crew recruitment platform that connects ship managers with seafarers and manning agents.

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

Digital maritime regulations, publications, and compliance workflow from Lloyd's Register.

OpenCPN

OSS

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

Alternative to Navionics

pyais

OSS

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

OpenPlotter

OSS

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

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

Sanctions screening and vessel-tracking services, including PurpleTRAC, for maritime compliance teams.

Port-call and berth-optimization software so carriers and terminals can plan arrivals together.

Marine weather forecasts and voyage routing for sailors and commercial operators, on the web and on mobile.

Alternative to StormGeo

Tanker vessel-information and questionnaire system used by owners, charterers, and brokers.

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

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

Alternative to Navionics

Vessel vetting, safety, and GHG rating platform used by charterers and cargo owners.

Maritime email and operations workspace, including voyage management formerly sold as Dataloy VMS.

Alternative to Veson IMOS

Dry-cargo chartering platform for matching cargoes and tonnage and working fixtures in one workspace.

Maritime e-procurement marketplace connecting vessels and managers with marine suppliers.

Signal K

OSS

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

Tanker market platform for tonnage, cargoes, and voyage estimates from The Signal Group.

Satellite AIS and maritime data APIs for vessel positions where coastal receivers cannot see.

Alternative to MarineTraffic

Weather routing, voyage planning, and fleet-performance services for commercial shipping.

Commercial freight and voyage platform for chartering, contract management, and voyage P&L.

AIS tracking site and API for vessel positions, port calls, and fleet lists.

Alternative to MarineTraffic

Daily automated vessel valuations and fleet data for sale-and-purchase, finance, and analysts.

Maritime AI platform for vessel risk, sanctions exposure, and behavioral tracking.

Voyage optimization platform for fuel, emissions, and commercial decisions across a fleet.

Alternative to StormGeo