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

TypeScript parser for S-57 and S-101 marine nautical charts with S-52 symbology rendering

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

⚓ Marine chart plotter in Go — bakes NOAA S-57 or S-101 ENCs into S-101-portrayed vector tiles and serves them offline from your laptop or a Pi on the boat.

⚓ OpenCPN plugin to render charts using tile57.

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