nansencenter/nextsim

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NeXtSIM: Next generation sea ice model

Stars: 10
Forks: 1
Open beginner issues: 0
Indexed issues: 89
Avg merge: 9d 2h
Merged PRs (30d): 1

Dominant language: C++
License: MIT
Last GitHub push: Aug 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

89 open issues indexed

parallel restart writing Open

enhancement

nansencenter/nextsim#711 · 1 comment · 2 assignees · Opened Jul 28, 2026
use gmsh version 4 Open

enhancement

nansencenter/nextsim#702 · 1 assignee · Opened Feb 13, 2026
Compilation with latest boost version doesn't work Open

nansencenter/nextsim#697 · 1 assignee · Opened Jan 18, 2026
update timer Open

enhancement

nansencenter/nextsim#687 · 1 comment · 1 assignee · Opened Dec 18, 2025
compile nextsim libraries as static libraries Open

nansencenter/nextsim#686 · 1 assignee · Opened Dec 18, 2025
Initializing ridge ratio based on MYI/FYI observation Open

nansencenter/nextsim#646 · 3 comments · 2 assignees · Opened Nov 28, 2023
new cmems variables (moorings) Open

enhancement

nansencenter/nextsim#638 · 1 assignee · Opened Jun 19, 2023
lost edges Open

nansencenter/nextsim#635 · 1 assignee · Opened Jun 10, 2023
Interpolation of external datasets leads to crash when no valid data in a subdomain Open

nansencenter/nextsim#626 · 2 assignees · Opened Dec 15, 2022
Arbitrary date restart option does not apply to drifters Open

nansencenter/nextsim#622 · 1 assignee · Opened Nov 18, 2022
Reduced data in .dat/.bin files Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

nansencenter/nextsim#615 · Opened Oct 5, 2022
Dockerfile should refernce a fixed base image Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

nansencenter/nextsim#611 · Opened Sep 22, 2022
Boost problems in nextsim base image Open

bug

nansencenter/nextsim#603 · 1 assignee · Opened Aug 25, 2022
atm input generic_ps Open

nansencenter/nextsim#596 · 1 assignee · Opened May 25, 2022
output albedo to moorings files Open

nansencenter/nextsim#593 · 1 assignee · Opened May 2, 2022
Additional moorings outputs Open

enhancement

nansencenter/nextsim#591 · 1 assignee · Opened Apr 2, 2022
use modified topaz forecast files Open

enhancement

nansencenter/nextsim#589 · 1 assignee · Opened Mar 25, 2022
Clarification on the form of the stiffness matrix Open

enhancement

nansencenter/nextsim#588 · 1 assignee · Opened Jan 13, 2022
young ice: consistency of thermo and update Open

nansencenter/nextsim#583 · 1 assignee · Opened Dec 13, 2021
Oasis crash when remesh at timestep=0 (start_from_restart=true) Open

nansencenter/nextsim#581 · 3 comments · 2 assignees · Opened Dec 6, 2021
bug for cyclic=true Open

bug

nansencenter/nextsim#571 · 2 assignees · Opened Oct 6, 2021
bug in InterpMeshToMeshQuick Open

bug

nansencenter/nextsim#570 · 1 assignee · Opened Oct 6, 2021
crash in checkMoveDrifters Open

nansencenter/nextsim#567 · 1 assignee · Opened Oct 4, 2021
the order between regrid and checkReloadMainDatasets in step() Open

nansencenter/nextsim#556 · 4 comments · 3 assignees · Opened Aug 24, 2021
Gmsh instructions are outdated Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

nansencenter/nextsim#550 · Opened Jul 15, 2021
Change default albedo Open

nansencenter/nextsim#546 · 1 assignee · Opened Jul 13, 2021
Wave stress in BBM Open

nansencenter/nextsim#540 · 1 assignee · Opened Jun 14, 2021
Simpler building with Dockerfile Open

nansencenter/nextsim#536 · 1 assignee · Opened May 18, 2021
missing no_motion option in dynamics-type Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

nansencenter/nextsim#532 · Opened Apr 13, 2021
coordinates of dfs and other statistics Open

nansencenter/nextsim#531 · 6 comments · 1 assignee · Opened Apr 12, 2021
simplify forecast name finding Open

enhancement

nansencenter/nextsim#518 · 1 assignee · Opened Mar 10, 2021
generic atmospheric dataset Open

enhancement

nansencenter/nextsim#510 · 1 assignee · Opened Feb 18, 2021
Negative values after regridding Open

nansencenter/nextsim#508 · 1 assignee · Opened Feb 17, 2021
skip TCC when using STRD in ec2_elements Open

nansencenter/nextsim#505 · 1 assignee · Opened Jan 12, 2021
Dockerfile.ubuntu_hpc Open

nansencenter/nextsim#489 · 1 assignee · Opened Nov 9, 2020
Topaz_atrest not working Open

nansencenter/nextsim#476 · 1 assignee · Opened Sep 29, 2020
Limits in check_fields_fast too strict Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

nansencenter/nextsim#470 · 1 comment · Opened Aug 24, 2020
bugs in ice age code Open

nansencenter/nextsim#440 · 2 assignees · Opened Jun 17, 2020
flipped triangles cause crash at output Open

nansencenter/nextsim#427 · 1 assignee · Opened Apr 28, 2020
run arome model in forecast mode Open

nansencenter/nextsim#399 · 1 assignee · Opened Dec 18, 2019
drifters reference position Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

nansencenter/nextsim#380 · Opened Nov 18, 2019
Anisotropic stiffness Open

enhancement

nansencenter/nextsim#376 · 1 comment · 1 assignee · Opened Nov 13, 2019
oasis_ww3_from_master Open

nansencenter/nextsim#328 · 1 assignee · Opened Jun 25, 2019
couple nextsim & ww3 using oasis Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

nansencenter/nextsim#241 · Opened Dec 11, 2018
neXtSIM ensemble Open

enhancement

nansencenter/nextsim#238 · 1 assignee · Opened Dec 7, 2018
Automated processing of options Open

enhancement

nansencenter/nextsim#228 · 3 assignees · Opened Nov 22, 2018
model crashing with netcdf error while displaying the output Open

bug

nansencenter/nextsim#220 · 3 comments · 2 assignees · Opened Nov 13, 2018
use ModelVariable class for nodes Open

enhancement

nansencenter/nextsim#216 · 1 assignee · Opened Nov 7, 2018
IABP drifters can't start after 2012-10-03 Open

bug

nansencenter/nextsim#200 · 1 assignee · Opened Oct 23, 2018
User-defined output Open

nansencenter/nextsim#193 · 2 assignees · Opened Oct 22, 2018

nansencenter/nextsim

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