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Software · Photo & graphics

OpenCPN

Chartplotter and Navigation tool.

  • Completely free
  • Windows, macOS and Linux
  • Open source
  • No account
  • Old edition (2011)

Old edition: the latest known version (5.14.2-1+bd6986a) dates from 11 November 2011. It is no longer recommended as current software; the package date does not mean the software is still maintained.

Overview

Old edition: the latest known version (5.14.2-1+bd6986a) dates from 2011; it is no longer presented as current software.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Plugin support includes wheather, tactical, annotations and tidal data.” — Flathub, 10 November 2026

At a glance

OpenCPN is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-2.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • No account needed
  • Commercial use allowed

About

A cross-platform ship-borne GUI navigation application made up by a core program, a large set of plugins and freely available charts. The application is configurable with user icon. The core supports: GPS/GPSD Position Input and Display BSB Raster Chart display S57 Vector ENC and CM93 chart display AIS Input Decoding and Display Waypoint Autopilot Navigation Plugin support includes wheather, tactical, annotations and tidal data. Pilot charts can be downloaded from project website at opencpn.org. Other useful add-ons may be found inside the "Download" link at at the same site.

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from Unspecified source (platforms) —
  • Facts collected from Official plan pages (pricing, licence, terms) (commercial use) —
  • Facts collected from Winget (Windows Package Manager) (credit card, account, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 6 November 2026
  • Description from Flathub — AppStream (Flathub)

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