Within these folders, charts are organized by scale from Z (world overview) down to G (detailed harbour plans).
CM93 v2 is a vector chart format originally developed by C-Map . Unlike modern ECDIS systems that use S-57 formatted ENCs, CM93 v2 charts were historically used in older professional ECDIS and chartplotters.
A community-driven project that provides free, crowdsourced nautical charts. cm93 v2 charts download install
. Unlike newer, encrypted formats, CM93 v2 is an unencrypted, open-access format that remains a staple for cruisers, though it is no longer officially supported or updated by Jeppesen (now part of Navico/C-Map). 1. Identifying CM93 v2 vs. v3 Before installation, verify you have the correct version. OpenCPN only supports Version 2
Installing these charts is a straightforward process of pointing the software to the correct folder. Installing Charts - OpenCPN Within these folders, charts are organized by scale
CM93 was a proprietary vector chart format created by (now part of Jeppesen, a Boeing company). Version 2 (v2) was released in the early 2000s. It contains:
For QuteNav users on Sailfish OS or Linux, CM93 v2 installation involves: verify you have the correct version.
: Always run an antivirus scan on the downloaded compressed file (.zip or .rar) before extracting it to your navigation computer. How to Install CM93 v2 Charts in OpenCPN
: They provide global coverage at various scales, from world-scale ( ) down to detailed harbor plans ( or larger).