Repositories list

• siphon

  Public
  Siphon - A collection of Python utilities for retrieving atmospheric and oceanic data from remote sources, focusing on being able to retrieve data from Unidata …

  pythonnetcdfthredds+ 3

  pythonnetcdfthreddshacktoberfestthredds-catalogsunidata

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •7373 forks•242242 stars•7070 issues•1616 pull requests•Updated May 4, 2026May 4, 2026

• MetPy-benchmark

  Public
  Benchmarks for the MetPy project

  MIT License

  •22 forks•11 star•00 issues•00 pull requests•Updated May 2, 2026May 2, 2026

• netcdf

  Public
  NetCDF Users Group (NUG)

  CSS

  •

  MIT License

  •1313 forks•77 stars•2222 issues•33 pull requests•Updated May 1, 2026May 1, 2026

• netcdf-c

  Public
  Official GitHub repository for netCDF-C libraries and utilities.

  cnetcdfhacktoberfest+ 2

  cnetcdfhacktoberfestunidataunidata-netcdf

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •293293 forks•592592 stars•263263 issues•1616 pull requests•Updated May 1, 2026May 1, 2026

• gempak

  Public
  Analysis and product generation for meteorological data.

  weathersatelliteradar+ 11

  weathersatelliteradardata-visualizationmeteorologyforecastinggribnetcdf4unidatagoes+ 4

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •3232 forks•8282 stars•4747 issues•22 pull requests•Updated May 1, 2026May 1, 2026

• LDM

  Public
  The Unidata Local Data Manager (LDM) system includes network client and server programs designed for event-driven data distribution, and is the fundamental comp…

  C

  •

  Other

  •2929 forks•4949 stars•4646 issues•22 pull requests•Updated Apr 30, 2026Apr 30, 2026

• unidata-jekyll-theme

  Public
  A jekyll theme for Unidata documentation

  CSS

  •33 forks•00 stars•33 issues•00 pull requests•Updated Apr 30, 2026Apr 30, 2026

• netcdf-java

  Public
  The Unidata netcdf-java library

  javageodatageoscience+ 11

  javageodatageosciencenetcdfhdf5gribhacktoberfestnetcdf-javacdmncml+ 4

  Java

  •

  BSD 3-Clause "New" or "Revised" License

  •8181 forks•191191 stars•7878 issues•00 pull requests•Updated Apr 30, 2026Apr 30, 2026

• usg-devops

  Public
  Nushell

  •

  BSD 3-Clause "New" or "Revised" License

  •22 forks•00 stars•00 issues•11 pull request•Updated Apr 30, 2026Apr 30, 2026

• awips2

  Public
  Weather forecasting display and analysis package developed by NWS/Raytheon, released as open source software by Unidata.

  pythonjavaspring+ 15

  pythonjavaspringpostgresqlfossdata-visualizationcavehibernatehdf5meteorology+ 8

  Java

  •

  MIT License

  •8383 forks•218218 stars•8383 issues•00 pull requests•Updated Apr 30, 2026Apr 30, 2026

• jenkins_pipelines

  Public
  Jenkinsfiles for Unidata projects.

  jenkinspipelinesjenkinsfiles

  jenkinspipelinesjenkinsfiles

  Logos

  •33 forks•00 stars•00 issues•00 pull requests•Updated Apr 29, 2026Apr 29, 2026

• UDUNITS-2

  Public
  API and utility for arithmetic manipulation of units of physical quantities

  C

  •

  Other

  •4040 forks•6767 stars•4949 issues•11 pull request•Updated Apr 28, 2026Apr 28, 2026

• cftime

  Public
  Time-handling functionality from netcdf4-python.

  timenetcdfcf-conventions+ 1

  timenetcdfcf-conventionsnetcdftime

  Python

  •

  MIT License

  •4444 forks•9393 stars•1515 issues•00 pull requests•Updated Apr 27, 2026Apr 27, 2026

• tds

  Public
  THREDDS Data Server

  javageodatageoscience+ 5

  javageodatageosciencegeospatial-datatdsthreddshacktoberfestthredds-catalogs

  Java

  •

  BSD 3-Clause "New" or "Revised" License

  •2828 forks•7979 stars•2929 issues•11 pull request•Updated Apr 27, 2026Apr 27, 2026

• MetPy

  Public
  MetPy is a collection of tools in Python for reading, visualizing and performing calculations with weather data.

  pythonweathermeteorology+ 7

  pythonweathermeteorologyhodographskew-tweather-dataplottingscientific-computationsatmospheric-sciencehacktoberfest

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •447447 forks•1.4k1.4k stars•318318 issues•4545 pull requests•Updated Apr 27, 2026Apr 27, 2026

• netcdf4-python

  Public
  netcdf4-python: python/numpy interface to the netCDF C library

  pythonnetcdfnetcdf4

  pythonnetcdfnetcdf4

  Cython

  •

  MIT License

  •271271 forks•826826 stars•152152 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• ramadda-docker

  Public
  Dockerized RAMADDA

  dockergeoscience

  dockergeoscience

  Shell

  •

  BSD 3-Clause "New" or "Revised" License

  •22 forks•00 stars•11 issue•00 pull requests•Updated Apr 23, 2026Apr 23, 2026

• tomcat-docker

  Public
  Security-hardened Tomcat container for thredds-docker and ramadda-docker

  Shell

  •

  BSD 3-Clause "New" or "Revised" License

  •6969 forks•6666 stars•00 issues•11 pull request•Updated Apr 23, 2026Apr 23, 2026

• netcdf-fortran

  Public
  Official GitHub repository for netCDF-Fortran libraries, which depend on the netCDF C library. Install the netCDF C library first.

  datasethacktoberfestunidata+ 2

  datasethacktoberfestunidatanetcdf-fortrannetcdf-library

  Fortran

  •

  Other

  •104104 forks•268268 stars•116116 issues•00 pull requests•Updated Apr 22, 2026Apr 22, 2026

• docker-nctests

  Public
  Docker configuration files for building netCDF regression testing containers.

  Shell

  •22 forks•55 stars•00 issues•00 pull requests•Updated Apr 22, 2026Apr 22, 2026

• TdsConfig

  Public
  Contents of TDS configuration directories for several variants including a TDS serving all Unidata IDD data

  tdsthreddstds-configuration+ 1

  tdsthreddstds-configurationhacktoberfest

  Jupyter Notebook

  •1212 forks•77 stars•1111 issues•00 pull requests•Updated Apr 15, 2026Apr 15, 2026

• pinned-actions-verifier

  Public
  Ensure your GitHub Actions workflows are secure by verifying that all external actions are pinned to a full commit SHA that exists on the default branch of the …

  Shell

  •

  BSD 3-Clause "New" or "Revised" License

  •11 fork•00 stars•00 issues•00 pull requests•Updated Apr 15, 2026Apr 15, 2026

• IDV

  Public
  The Integrated Data Viewer (IDV) from Unidata is a framework for analyzing and displaying geoscience data.

  Java

  •

  Other

  •3838 forks•9090 stars•1111 issues•66 pull requests•Updated Apr 3, 2026Apr 3, 2026

• threddsIso

  Public
  A THREDDS Data Server extension which generates NCML, a metadata rubric, and ISO 19115.

  XSLT

  •1616 forks•66 stars•1414 issues•22 pull requests•Updated Mar 13, 2026Mar 13, 2026

• usg-jupyter-configs

  Public
  BSD 3-Clause "New" or "Revised" License

  •11 fork•00 stars•00 issues•00 pull requests•Updated Mar 11, 2026Mar 11, 2026

• usg-vm-stacks

  Public
  BSD 3-Clause "New" or "Revised" License

  •11 fork•00 stars•00 issues•00 pull requests•Updated Mar 10, 2026Mar 10, 2026

• edal-java

  Public
  Environmental Data Abstraction Layer libraries and ncWMS.

  Java

  •

  Other

  •3232 forks•33 stars•00 issues•00 pull requests•Updated Mar 3, 2026Mar 3, 2026

• science-gateway

  Public
  Unidata Science Gateway on the NSF Jetstream2 Cloud

  geosciencejupyterhubcloud-computing+ 6

  geosciencejupyterhubcloud-computingatmospheric-sciencensfesciencensf-accessnsf-unidatascience-gateway

  Jupyter Notebook

  •

  BSD 3-Clause "New" or "Revised" License

  •1313 forks•2020 stars•66 issues•1313 pull requests•Updated Feb 13, 2026Feb 13, 2026

• .github

  Public
  Repository to hold default community health files for your organization

  22 forks•00 stars•00 issues•00 pull requests•Updated Feb 12, 2026Feb 12, 2026

• owasp-depscan-nvd-manager

  Public archive
  A simple gradle project to bootstrap and maintain a local CVE database on our Jenkins server to be shared amongst the Java projects which use the OWASP dependen…

  hacktoberfest

  hacktoberfest

  11 fork•00 stars•00 issues•00 pull requests•Updated Feb 10, 2026Feb 10, 2026