Repositories list

• njord

  Public
  Open Source Electronic Navigation Chart Server

  Kotlin

  •

  Apache License 2.0

  •1111 forks•00 stars•00 issues•00 pull requests•Updated May 30, 2026May 30, 2026

• neaps

  Public
  A tide prediction engine

  tidegistides+ 6

  tidegistidestidalharmonicsoceansharmonic-analysistidal-constituentstidal-prediction

  TypeScript

  •

  MIT License

  •99 forks•3131 stars•66 issues•1818 pull requests•Updated May 30, 2026May 30, 2026

• OpenWaters

  Public
  An experiment in building modern marine charts. Currently alpha and not to be use for navigation.

  TypeScript

  •

  GNU General Public License v3.0

  •00 forks•55 stars•4040 issues•99 pull requests•Updated May 30, 2026May 30, 2026

• tide-database

  Public
  A public database of tide harmonics

  tidetidestidal-data+ 3

  tidetidestidal-datatide-forecastsconstituentsharmonic-constituents

  TypeScript

  •

  Other

  •66 forks•1717 stars•55 issues•44 pull requests•Updated May 30, 2026May 30, 2026

• crowd-depth

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

  noaasonariho+ 4

  noaasonarihocrowdsourcesignalkbathymetrycrowdsourced

  TypeScript

  •00 forks•55 stars•66 issues•1010 pull requests•Updated May 8, 2026May 8, 2026

• signalk-tides

  Public
  A SignalK plugin that provides tidal predictions for the vessel's position from various online sources.

  tidessailingmarine+ 4

  tidessailingmarinesignalkmarine-datatidesandcurrentssignalk-plugin

  TypeScript

  •

  Apache License 2.0

  •77 forks•11 star•55 issues•1515 pull requests•Updated Apr 29, 2026Apr 29, 2026

• openwaters.io

  Public
  The website

  Astro

  •00 forks•00 stars•11 issue•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• maplibre-react-native

  Public
  MapLibre React Native – Interactive vector tile maps with MapLibre Native in Expo and React Native supporting Android & iOS.

  Java

  •

  MIT License

  •116116 forks•00 stars•00 issues•00 pull requests•Updated Apr 9, 2026Apr 9, 2026

• enc-tiles

  Public
  Tools to produce vector tiles from Electronic Navigational Charts

  mapboxmbtilesenc+ 6

  mapboxmbtilesencihos57ecdismaplibrepmtiless52

  TypeScript

  •

  Apache License 2.0

  •33 forks•77 stars•66 issues•33 pull requests•Updated Mar 29, 2026Mar 29, 2026

• gebco-tiles

  Public
  mbtiles/pmtiles for GEBCO gridded bathymetry data

  Shell

  •00 forks•00 stars•00 issues•00 pull requests•Updated Mar 26, 2026Mar 26, 2026

• xtide

  Public
  Docker image with xtide, xttpd, and tcd-utils.

  Dockerfile

  •00 forks•00 stars•00 issues•00 pull requests•Updated Feb 25, 2026Feb 25, 2026

• homebrew-tap

  Public
  Ruby

  •00 forks•00 stars•00 issues•00 pull requests•Updated Feb 25, 2026Feb 25, 2026

• coordinate-format

  Public
  A simple and flexible TypeScript library to format decimal latitude/longitude coordinates into degrees/minutes/seconds (DMS) and other coordinate formats.

  TypeScript

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Feb 1, 2026Feb 1, 2026

• seamap

  Public
  Seamap rendering based on open-data and MapLibre

  Java

  •11 fork•00 stars•00 issues•00 pull requests•Updated Jan 31, 2026Jan 31, 2026