FluidNumerics/SELF

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Spectral Element Library in Fortran

Stars: 92
Forks: 13
Open beginner issues: 0
Indexed issues: 33
Avg merge: 20h 38m
Merged PRs (30d): 7

Dominant language: Fortran
License: BSD-3-Clause
Last GitHub push: Sep 4, 2026
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue help wanted

Open All

33 open issues indexed

Linear Shallow Water verification Open

discussion free compute reward good first issue validation & verification

FluidNumerics/SELF#28 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Split Form Shallow Water Equations Open

FluidNumerics/SELF#33 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Skew symmetric form of contravariant basis vectors in 3-D Open

FluidNumerics/SELF#35 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Add support for dynamic time integrators and riemann solvers Open

FluidNumerics/SELF#38 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
HOHQMesh Mesh reader Open

free compute reward

FluidNumerics/SELF#48 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
NVHPC (nvfortran) compiler fails during make with `TERMINATED by signal 11` Open

bug

FluidNumerics/SELF#55 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
More tests needed for meshes with a broader range of element orientations Open

free compute reward good first issue

FluidNumerics/SELF#56 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Make HDF5 Optional Open

FluidNumerics/SELF#65 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Automatically disable prescribed boundary conditions Open

FluidNumerics/SELF#67 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Sediment transport model Open

FluidNumerics/SELF#68 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Look into Meson Build system Open

FluidNumerics/SELF#79 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Make MPI optional Open

FluidNumerics/SELF#80 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
MPI optimizations Open

free compute reward good first issue help wanted

FluidNumerics/SELF#84 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Init/Free stdout standard messages Open

FluidNumerics/SELF#91 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Remove unused variables reported by compiler Open

free compute reward good first issue

FluidNumerics/SELF#103 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
[Feature] Python API for driving models and supporting AI/ML integration Open

enhancement

FluidNumerics/SELF#104 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
Remove hipblas dependency Open

work-in-progress

FluidNumerics/SELF#109 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Add periodic boundaries for 2-d and 3-d structured mesh generators Open

FluidNumerics/SELF#110 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Add inflow and outflow in-built boundary condition methods and mesh flags Open

FluidNumerics/SELF#111 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Spack Install Procedure has changed Open

FluidNumerics/SELF#114 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Lazily allocate optional GPU work arrays (jas_gpu, interpWork) — ~75% of scalar-field memory is unused by gradient-free models Open

FluidNumerics/SELF#143 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
EC-DG / ES-Atmo GPU models crash with a GPU memory access fault on multi-rank runs (pre-existing; no MPI test coverage) Open

FluidNumerics/SELF#147 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Move MPI and GPU device initialization out of the mesh constructors (library-level init) Open

FluidNumerics/SELF#151 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
CI: debug and coverage jobs exceed the 90-minute workflow timeout Open

FluidNumerics/SELF#157 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Entropy-stable mortar operators for EC-DGSEM models (AMR support for ECDGModel2D/3D and ES-Atmo) Open

FluidNumerics/SELF#166 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Lift polynomial-degree caps in the GPU AMR kernels (AMR3D_MAXNP=12, MORTAR3D_MAXNP=16, AMR2D_MAXNP=16) Open

FluidNumerics/SELF#168 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
AMR under MPI diverges to NaN on CUDA sm_103; fixed-mesh MPI and single-rank AMR are both clean Open

FluidNumerics/SELF#169 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
AMR Stage 2: distributed forest (remove the O(global elements) per-rank replication) Open

FluidNumerics/SELF#173 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
CI: reduce test wall time in GitHub Actions and Buildkite Open

FluidNumerics/SELF#175 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Test acceptance criteria: entropy bounds are too weak; add manufactured solutions and convergence tests Open

FluidNumerics/SELF#177 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Pickup files have no schema: the reader cannot tell a legacy omission from a corrupt file Open

FluidNumerics/SELF#178 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
prescribed_bcs_enabled is dead: reads removed in #121, declaration and docs remain Open

cleanup

FluidNumerics/SELF#179 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Bring the tree into line with the new style checks: 461 pre-existing violations Open

FluidNumerics/SELF#187 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026

FluidNumerics/SELF

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