nmea topic
pyUBX
Python library for parsing/generating u-blox UBX protocol messages, and for creating parsers/generators in other languages.
go-ais
Automatic Identification System (ITU-R M.1371-5) packet decoder and encoder written in Go
marine-api
Java Marine API - NMEA 0183 library for Java
frakegps
Simulate a simple GPS device with gpsd or geoclue2
my-bareboat
Opensource hardware and software solutions for sailing and sailboats
GPXSee
GPS log file viewer and analyzer with support for GPX, TCX, KML, FIT, IGC, NMEA, SLF, SML, LOC, GPI, GeoJSON and OziExplorer files.
GPS.js
A NMEA parser and GPS utility library