DHI/mikeio

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Read, write and manipulate dfs0, dfs1, dfs2, dfs3, dfsu and mesh files.

Stars: 184
Forks: 62
Open beginner issues: 0
Indexed issues: 71
Avg merge: 2d 3h
Merged PRs (30d): 24

Dominant language: Python
License: BSD-3-Clause
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

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71 open issues indexed

Dfsu.contains() fails in some cases for global meshes Open

bug

DHI/mikeio#280 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Dfsu: contourf plot type results error with NaN values Open

bug visualization

DHI/mikeio#343 · 6 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Performance of interp_like when converting dfsu to dfs2 for large files Open

enhancement performance

DHI/mikeio#413 · 17 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Smart extraction / interpolation of points from large dfsu Open

enhancement FAQ

DHI/mikeio#482 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Bugs in Hm0 calculation for spectrum dfsu in some cases Open

bug out of scope

DHI/mikeio#525 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Reading spectra from Dfs2s: x0 and y0 defaults to zero Open

enhancement

DHI/mikeio#574 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Colorbar placement Open

help wanted visualization

DHI/mikeio#634 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Inconsistent default spatial plots Open

visualization

DHI/mikeio#635 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Dfs2 - static items (bathymetry) Open

enhancement raster

DHI/mikeio#677 · 6 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Point incorrectly considered outside domain Open

bug

DHI/mikeio#685 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
extract_track bug Open

bug

DHI/mikeio#697 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Improve "fringy" look when plotting shaded dfsu. Open

enhancement visualization

DHI/mikeio#760 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Memory leak / high usage when reading dfsu many times Open

performance

DHI/mikeio#820 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Documentation gaps left by removing the notebooks Open

documentation

DHI/mikeio#887 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update citation file on release Open

CI

DHI/mikeio#895 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
File handles are maybe not being released Open

bug

DHI/mikeio#896 · 1 comment · 1 reaction · 2 assignees · Indexed Sep 15, 2026
Docs: Getting started page Open

documentation

DHI/mikeio#904 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Dfs2 type parameter (spectral/vertical) is undocumented in user guide Open

documentation

DHI/mikeio#913 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Refactor _plot_map into per-plot-type functions Open

refactoring

DHI/mikeio#914 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Replace legacy scipy interp1d in interp_time Open

DHI/mikeio#916 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add element volume computation to GeometryFM3D Open

enhancement

DHI/mikeio#925 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add example for debugging MIKE SHE models Open

DHI/mikeio#930 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Review 3D geometry plotting in notebooks Open

DHI/mikeio#932 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Deprecate ptp method on DataArray and Dataset Open

DHI/mikeio#935 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Document column extraction from 3D dfsu using read(x=, y=) Open

documentation

DHI/mikeio#938 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Document how to set projection strings for dfs2 files Open

documentation

DHI/mikeio#948 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Investigate SHA-pinning third-party GitHub Actions Open

DHI/mikeio#966 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Public exposure of geometry base class for type hinting Open

enhancement typing

DHI/mikeio#967 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
isel(layer=...) is exposed on FM 3D DataArrays but can never work Open

DHI/mikeio#968 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Inconsistent plotting API across geometries makes GUI integration difficult Open

DHI/mikeio#969 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Deprecate implicit isel(time=0) default in DataArray.plot() Open

DHI/mikeio#971 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Spatial mean on flexible mesh ignores element area Open

enhancement

DHI/mikeio#979 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
pandas-like dropna method Open

DHI/mikeio#992 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Rebuild docs on PRs that change only src/mikeio Open

DHI/mikeio#996 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add frontmatter descriptions to all documentation pages Open

DHI/mikeio#997 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Build the agent-eval harness Open

DHI/mikeio#998 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Run and commit the agent-eval baseline Open

DHI/mikeio#999 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Write src/mikeio/AGENTS.md Open

DHI/mikeio#1000 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Decide the AGENTS.md length budget by measurement Open

DHI/mikeio#1001 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Execute every AGENTS.md code block as a test Open

DHI/mikeio#1002 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Ship AGENTS.md in the wheel and point to it from the package Open

DHI/mikeio#1003 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Serve AGENTS.md and llms-full.txt from the docs site Open

DHI/mikeio#1004 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Re-run the agent eval and publish the delta Open

DHI/mikeio#1005 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Document the agent-eval workflow and add it to the release checklist Open

DHI/mikeio#1006 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
`Mesh` does not conform to the file interface returned by `mikeio.open()` Open

refactoring

DHI/mikeio#1008 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
`generic`: items with differing element counts (zn) are not handled Open

enhancement

DHI/mikeio#1009 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Slicing a `Grid3D` produces a `Grid2D` without origin or projection Open

bug

DHI/mikeio#1010 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
`Grid3D` projection argument handling Open

enhancement

DHI/mikeio#1011 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
`GeometryFM2D` construction is O(n_elements) in Python Open

performance

DHI/mikeio#1012 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
`GeometryFM2D.plot.mesh` duplicates the implementation in `_FM_plot` Open

refactoring visualization

DHI/mikeio#1013 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026

DHI/mikeio

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