Explore @NCAR Open Source projects

National Center for Atmospheric Research (@NCAR)

NCAR

Stars
4,559
Global Org. Rank 4,858 (Top 2 %)
Registered almost 12 years ago
Most used languages

Python
25.8 %

Jupyter Notebook
21.9 %

Fortran
14.2 %

C++
6.3 %

HTML
5.5 %

Shell
4.1 %

C
3.8 %

NCL 2.7 %

R
1.6 %

Java
1.6 %

IDL 1.6 %

JavaScript
1.4 %

Ruby
1.1 %

Others 8.1 %
Location 🇺🇸 United States
Country Total Rank 2,313
Country Ranking

NCL 1

Fortran
4

IDL 13

PostScript 44

FreeMarker 55

Roff 59

AGS Script 101

XSLT 159

OpenEdge ABL 236

Jupyter Notebook
263

R
499

C
522

CMake 872

C++
1,079

Python
1,191

HTML
1,369

MATLAB
1,468

Lua
1,729

Perl
1,764

Makefile 1,926

Shell
2,080

Dockerfile
2,294

Java
5,502

Ruby
5,643

CSS
7,130

Go
7,910

wrf-python

A collection of diagnostic and interpolation routines for use with output from the Weather Research and Forecasting (WRF-ARW) Model.

ncl

The NCAR Command Language (NCL) is a scripting language for the analysis and visualization of climate and weather data.

DART

Data Assimilation Research Testbed

VAPOR

VAPOR is the Visualization and Analysis Platform for Ocean, Atmosphere, and Solar Researchers

wrf_hydro_nwm_public

WRF-Hydro model code

pyngl

ParallelIO

A high-level Parallel I/O Library for structured grid applications

WRFV3

This is the release repository for the Weather Research and Forecasting Model

geocat-comp

GeoCAT-comp provides implementations of computational functions for operating on geosciences data. Many of these functions originated in NCL and were translated into Python.

pynio

PyNIO is a multi-format data I/O package with a NetCDF-style interface

ai4ess-hackathon-2020

Jupyter Notebook

bspline

Cubic B-Spline implementation in C++ templates

lrose-core

Core C/C++ code for LROSE.

CESM_postprocessing

Project repository for the CESM python based post-processing code, documentation and issues tracking.

rwrfhydro

A community-contributed tool box for managing, analyzing, and visualizing WRF Hydro (and NWM) input and output files in R.

icar

The Intermediate Complexity Atmospheric Research model (ICAR)

container-wrf

WRF in containers, related code and data sets for release purposes.

FastEddy-model

An NSF NCAR developed, parallelized and GPU-resident, large-eddy simulation code for accelerated modeling of the atmospheric boundary layer.

Jupyter Notebook

geocat-examples

GeoCAT-examples provides a gallery of visualization examples demonstrating how to reproduce plots from NCL Applications scripts with packages in Python. It also includes some longer form examples demonstrating how to use functionality from various GeoCAT packages.

wrf_python_tutorial

Student Workbook Repository for the wrf-python Tutorial

Jupyter Notebook

ncar-python-tutorial

Numerical & Scientific Computing with Python Tutorial

Jupyter Notebook

GPU_workshop

noahmp

Noah-MP Community Repository

wrf_hydro_py

Python API for the WRF-Hydro model

ccpp-physics

GFS physics for CCPP

lrose-titan

TITAN system within LROSE

hrldas

HRLDAS (High Resolution Land Data Assimilation System)

Jupyter Notebook

wrf_hydro_training

Jupyter notebooks for WRF-Hydro trainings

Jupyter Notebook

geocat-viz

GeoCAT-viz contains tools to help plot geoscience data, including convenience and plotting functions that are used to facilitate plotting geosciences data with Matplotlib, Cartopy, and other visualization packages.

PyReshaper

A package for converting NetCDF files from time-slice (history) format to time-series (single-variable) format.

WRF_DOCKER

WPS and WRF docker container, GNU MPI Build and Run

cesm-lens-aws

Examples of analysis of CESM LENS data publicly available on Amazon S3 (us-west-2 region) using xarray and dask

Jupyter Notebook

hrldas-release

HRLDAS (High Resolution Land Data Assimilation System) containing the Noah-MP Land Surface Model

ADF

A unified collection of python scripts used to generate standard plots from CAM outputs.

wrf_hydro_arcgis_preprocessor

pi-wrf

This repository hosts a Jupyter notebook based application of the Weather Research and Forecasting Model (WRF) on a Raspberry Pi (version 3 or higher).

Jupyter Notebook

CTSM-Tutorial

CTSM Tutorial Materials

Jupyter Notebook

KGen

Fortran Kernel Generator

GARD

Generalized Analog Regression Downscaling (GARD) code

fields

container-dtc-nwp

End-to-end NWP systems in containers.

ccpp-framework

Common Community Physics Package (CCPP)

Topo

NCAR Global Model Topography Generation Software for Unstructured Grids

rda-apps-clients

RDA apps clients. Subdirectories will be organized by language, e.g. python, perl, c++, bash

esmlab

Earth System Model Lab (esmlab). ⚠️⚠️ ESMLab functionality has been moved into <https://github.com/NCAR/geocat-comp>. ⚠️⚠️

pop-tools

Tools to support analysis of POP2-CESM model solutions

dask-tutorial

NCAR/CISL Dask tutorial (Spring 2023)

Jupyter Notebook

iCESM1.2

Isotope-enabled CESM1.2

esds

Repository for hosting material related to the Earth System Data Science (ESDS) initiative efforts

Jupyter Notebook

notebook-gallery

Jupyter Notebook

CfRadial

NetCDF CF Conventions for radial coordinate data for RADAR and LIDAR

wrf_hydro_docker

Docker containers for the WRF-Hydro modeling system

ctsm_python_gallery

A place to put sample workflows and tools that use ctsm model output

Jupyter Notebook

pyAverager

A package used for computing averages from climate model output

WrfHydroForcing

Python forcing engine for WRF-Hydro

echo-opt

Earth Computer Hyperparameter Optimization

GLOW

The GLobal airglOW Model

MPAS-Workflow

Scripts for controlling DA workflows with MPAS-Model and mpas-bundle

wrf_hydro_gis_preprocessor

SPERR

SPERR is a lossy scientific (floating-point) data compressor that produces one of the best rate-distortion curves.

goes16ci

GOES-16 Convective Initiation Benchmark

Jupyter Notebook

ldcpy

Statistical and visual tools for gathering metrics and comparing Earth System Model data files. A common use case is comparing data that has been lossily compressed with the original data.

GeoCAT

music-box

A box/column model using MICM chemistry

ai4ess-hackathon-2020-notebooks

Jupyter Notebook

NCAR-Classic-Libraries-for-Geophysics

mlmicrophysics

Machine learning emulators for microphysical processes.

Jupyter Notebook

CESM-Tutorial

Jupyter Notebook

intake-esm-datastore

Intake-esm Datastore

Jupyter Notebook

joai-project

jOAI is an OAI-PMH data provider and harvester Java web application

GMET

Gridded Meteorological Ensemble Tool

CVDP-ncl

The Climate Variability Diagnostics Package (CVDP) developed by NCAR's Climate Analysis Section is an analysis tool that documents the major modes of climate variability in models and observations.

WPS

esm-collection-spec

Earth System Model Collection specification

CUPiD

CUPiD is a “one stop shop” that enables and integrates timeseries file generation, data standardization, diagnostics, and metrics from all CESM components.

NEON-visualization

Repository to include all neon-related visualization scripts.

Jupyter Notebook

rechunk_retro_nwm_v21

Rechunking retrospective runs to more approachable chunks in Zarr output.

Jupyter Notebook

RadarAnalysisTools

CEDRIC, SPRINT, PPI, CEDIO, and GRID2PS tools for radar data analysis

mom6-tools

Tools to support analysis of CESM/MOM6 model solutions (mom6-tools)

wrfcloud

WRF Cloud Framework

esds-funnel

A Python package to facilitate synthesis and analysis of Earth system data.

CESM-Lab-Tutorial

Tutorial Jupyter Notebooks for the 'CESM-Lab' environment

Jupyter Notebook

ncar-jobqueue

Utilities for configuring dask-jobqueue with appropriate settings for NCAR clusters

watershed_tools

Methods for creating watershed discretizations for use in hydrological modeling or analysis. Examples use the SUMMA modeling Framework.

Jupyter Notebook

ccpp-scm

CCPP Single Column Model

CAM-chem

The Community Atmosphere Model with Chemistry

Jupyter Notebook

lrose-solo3

C++ version of solo polar radar data display and editor

CM1

Cloud Model 1 (CM1), a numerical model for idealized studies of the atmosphere

hydrology

The webpages of the NCAR/RAL/HAP Computational Hydrology Group

fire-indices

Code for calculating various fire indices for a research project about simultaneous large fires

IPT

Emissions Model Interface Tool

wrf_python_instructor

A collection of jupyter notebooks used for tutorials and workshops

Jupyter Notebook

ASAPPyTools

The ASAP Python Toolbox is a collection of stand-alone tools for doing simple tasks, from managing print messages with a set verbosity level, to keeping timing information, to managing simple MPI communication.

GPEP

Jupyter Notebook

ML_workshop2023

Jupyter Notebook

PyConform

A tool for converting CESM time-series output into CMIP6 standard time-series.

Reorder

Radar data gridding tool

amwg_dev

Repo to store model sandboxes and cases used for CAM development

crux

Command line XML schema and Schematron validator

geocat-f2py

The GeoCAT-f2py repository wraps, in Python, the compiled language implementations of some of the computational functions found under the GeoCAT-comp umbrella. End users and pure Python developers need not concern themselves with this repo; instead engage with GeoCAT-comp!