iho

Tools to produce vector tiles from Electronic Navigational Charts

⚓ A high-performance, low-memory S-57/S-101/raster chart engine: vector tiles, S-101 styles, PNG, PDF, and C API.

Collect and share depth data from your marine vessel with crowd-sourced bathymetry programs.

IHO S-101 (ENC) GDAL/OGR vector driver.

This project is a converter for IHO S-101 to IHO S-100 GML

IHO S-421 Route Plan Exchange implementation for Java

Nautical OWS

Assist ENC compilers by providing them with the size of a future export and ensure, prior to exporting, that the recommended size of ENC updates or base cells is not exceeded

A high-performance S-100/S-101 Electronic Navigational Chart (ENC) viewer written in Rust

Web viewer for IHO S-100 nautical charts (S-101 ENC, S-102 bathymetry, S-104 water levels) on SuperMap iServer and Leaflet, with depth probe, under-keel clearance, tide curves and measuring tools.