Decoder) is a reader for GRIB 1 and GRIB 2 files. wgrib2 is a reader for GRIB 2 files. GRIB API is an API developed at ECMWF to decode and encode GRIB edition 1 and 2 data. Note: this package has now been replaced by ecCodes which is a superset of GRIB API. A useful set of command line tools is also included. ECMWF also offers the plotting package Magics and the Metview workstation/batch system to handle/visualise GRIB files. QGIS - QGIS is a graphical open source software that can visualise GRIB files. Ugrib – Ugrib is a no cost graphical GRIB viewer designed for reading GRIB 1 files. The website GRIB.US also aims to provide education on the prudent and safe use of GRIB data for forecasting weather. This link is not working as of 20 May 2017. SmartMet - SmartMet is a Windows tool that reads, writes and visualises GRIB data. Xconv/Convsh – Xconv is a graphical tool for displaying and converting gridded data, and is available for most operating systems. Convsh is the command-line equivalent. The NetCDF-Java Common Data Model is a Java library that can read GRIB 1 and GRIB 2 files. zyGrib a graphical software for Linux, Mac OS X and Windows (GPL3, Qt) to download and display GRIB 1 and GRIB 2 (since v8.0) files. XyGrib started as a fork of zyGirb 8.0.1. It is a multiplatform software also. GDAL, a popular open source reading and writing library for geospatial data PredictWind Offshore App A multi platform app designed for boats heading offshore with a need to download forecast GRIB data on a Satellite or SSB connection . LuckGrib an app available on macOS, iOS and iPadOS, designed for sailors and other weather enthusiasts. LuckGrib provides easy access to many GRIB weather models. In addition, several ocean current and wave models are provided. Data can be downloaded via the internet, satellite or email. PyGrib A python language extension module which allows one to read and write GRIB 1 and GRIB 2 formats. PolarView A navigation application that includes a GRIB viewer, supporting both GRIB 1 and GRIB 2. PolarView includes a GRIB download service for GFS (wind/atmospheric pressure), NWW3 (wave height/direction) and RTOFS (Atlantic currents) data from NOAA. Available for Linux, Mac and Windows. OpenCPN Open Source Chart Plotter / Marine Navigator. For day to day cruising or advance route planning. (NOTE: GRIB support