The best navigation and sailing software available.

Expedition has been used in multiple Volvo Ocean Race, America's Cup and Grand Prix events and is the most advanced and usable software available.

Official supplier to The Volvo Ocean Race, Americas Cup, Sail GP and many other events.

Expedition has been in development since the mid 1990s by veteran Volvo Ocean Race navigator and Whitbread winner Nick White.


v11.19.23 available now for Windows 11 or 10



Key Features

  • S-57 ENCs
  • S-63 ENCs
  • BSB RNCs (v1-5)
  • C-MAP 4D
  • C-MAP MAX/NT+
  • NV Charts
  • Maptech PCX
  • Visit My Harbour
  • Sophisticated display options
  • Grib 1 and 2
  • NetCDF
  • Intelligent merging and display of multiple grib file datasets
  • Integrated WRF models
  • Integrated GFS, UM, ICON, GDPS, HRES, ENS, NBM, HRRR, RAP, OFS, ACCESS, ASCAT, Arpège, Arome, Harmonie, Mercator etc grib server
  • Saildocs, Squid and other weather sources
  • SailFlow weather observations
  • Rainviewer weather radar
  • Weather observations
  • NOAA, SHOM and Tidetech tides & currents
  • Satellite images
  • Weather charts
  • Multiple routing algorithms
  • Display multiple optimum routes
  • Optimal fleet routing
  • Ensemble weather model routing
  • Optimal route sensitivity
  • Wave corrections and avoidance
  • Routing sensitivity
  • Reverse isochrones for graphical interpretation of routing
  • Asymmetric polars
  • Windward-leeward course support
  • Time to marks, laylines, next leg etc
  • Layline bounds
  • What if? functionality
  • America's cup race management
  • Sail charts
  • Handicap support
  • Start line functions
  • Time to ends & line
  • Time to burn
  • Line bias
  • Hold wind and current
  • Display grid
  • and much more
  • AIS, DSC and AIS-SART receivers
  • A+T
  • B&G Hercules, Hydra & GoFree H390 to H5000
  • Bravo Systems
  • Cosworth
  • Digital Yacht
  • DMK Yacht
  • FaRo
  • Garmin USB
  • Iridium GO!
  • Koden radar
  • KVH Quadro
  • Laser rangefinders
  • Navico radar
  • Nexus NX2 FDX
  • NKE
  • NMEA 0183
  • NMEA 2000
  • Ockam
  • Optimizer
  • Sailmon
  • Stowe
  • Pixel sur Mer Exocet
  • Tacktick
  • Ventus
  • Vesper AIS
  • VSPARS
  • Yacht Devices
  • Various compasses, MOB and other sensors
  • Networking support
  • Stripchart to plot and analyse data
  • Sail chart
  • YB Tracking
  • AIS target tracking
  • Race tracking functions to track and analyse competitors
  • Display marks, courses, laylines, track, AIS targets, radar, tracks, race schedule information etc. on the chart
  • Polar functions to output, analyse and create or modify a yacht’s performance polars
  • Logging functions to record race data that can be replayed or analysed later to assist with instrument calibration or polar modifications
  • GPX import and export
  • Number boxes to display any system number
  • GPS window
  • Alarms
  • Full screen mode
  • and much more!

System requirements

Windows 11 or 10. Windows 11 is recommended. Expedition 4D requires OpenGL.