GPEC v2.0.0

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Due by November 2, 2026

•Last updated Oct 9, 2026

Issues that should be addressed before we version the julia code and mark it usable for the community.

50% complete

First Julia release
OpenFUSIONToolkit/GPEC#250 · opened on Jun 1, 2026 · GPEC v2.0.0
Make an UpdateGoldenValues.jl script
Feature
OpenFUSIONToolkit/GPEC#228 · opened on Apr 20, 2026 · GPEC v2.0.0
2
Ground-up overhaul needed to conform all fundemental matrices to a single, coordinate invariant convention
Task
OpenFUSIONToolkit/GPEC#233 · opened on Apr 29, 2026 · GPEC v2.0.0
Check coordinate independence of all resonant coupling matrices
OpenFUSIONToolkit/GPEC#237 · opened on May 14, 2026 · GPEC v2.0.0
ForceFreeStates — multi-n support in build_kinetic_metric_matrices
OpenFUSIONToolkit/GPEC#246 · opened on May 24, 2026 · GPEC v2.0.0
Consolidate rzphi geometry extraction: share flux_surface_metric between FieldReconstruction and the metric/area helpers
OpenFUSIONToolkit/GPEC#271 · opened on Jun 10, 2026 · GPEC v2.0.0
ForceFreeStates/DCON Eliminates the large solution even when D_I < -1/4
Feature
OpenFUSIONToolkit/GPEC#199 · opened on Mar 24, 2026 · GPEC v2.0.0
1
Coupling to tokamaker
Feature
OpenFUSIONToolkit/GPEC#212 · opened on Apr 8, 2026 · GPEC v2.0.0
Add automatic computation of spitzer and neoclassical resistivities with profiles
Feature
OpenFUSIONToolkit/GPEC#222 · opened on Apr 13, 2026 · GPEC v2.0.0
3
TOML variable cleanup
Task
OpenFUSIONToolkit/GPEC#287 · opened on Jun 19, 2026 · GPEC v2.0.0
1
Deprecation of Outputs
Feature
OpenFUSIONToolkit/GPEC#300 · opened on Jun 23, 2026 · GPEC v2.0.0
2
Repo - REFACTOR! - Rename TOML config variables to descriptive spellings
Unread
#382 opened Aug 14, 2026 · Updated Oct 6, 2026
3
ForceFreeStates/Tearing - API! - Pose inner-layer matching and tearing as problems solved on the published result
Unread
#507 opened Oct 6, 2026 · Updated Oct 12, 2026
3
TEST - enable formatting - Update pre-commit trigger for pull requests in workflow
Unread
#356 opened Aug 12, 2026 · Updated Oct 9, 2026Draft
2
Equilibrium - BUGFIX! - Sample all flux surfaces on common straight-fieldline abscissae and cap the coefficient-spline core knots
Unread
#398 opened Aug 16, 2026 · Updated Oct 6, 2026
14
PerturbedEquilibrium - FEATURE - Add the psi-resolved torque response matrices T_xe and T_coil
Unread
#472 opened Sep 26, 2026 · Updated Oct 6, 2026
1
KineticForces - FEATURE - Per-bounce-harmonic torque density output
Unread
#484 opened Oct 1, 2026 · Updated Oct 6, 2026
InnerLayer.SLAYER - Build P_perp from D_perp by default, not chi_perp_e
OpenFUSIONToolkit/GPEC#508 · opened on Oct 6, 2026 · GPEC v2.0.0
InnerLayer.SLAYER - Add D_perp, tau_E and other options for P_perp
OpenFUSIONToolkit/GPEC#509 · opened on Oct 6, 2026 · GPEC v2.0.0
InnerLayer.SLAYER - FEATURE! - Add perpendicular Prandtl number options and an ion heat diffusivity profile
Unread
#501 opened Oct 5, 2026 · Updated Oct 6, 2026
4
Tearing - FEATURE - Add critical resonant field calculations to the tearing workflow
Unread
#415 opened Aug 20, 2026 · Updated Oct 9, 2026
8
Example Folder Cleanup
Task
OpenFUSIONToolkit/GPEC#351 · opened on Aug 3, 2026 · GPEC v2.0.0
2
Repo - we need to run the Julia Formatter on the entire repo and ensure consistency going forward
OpenFUSIONToolkit/GPEC#515 · opened on Oct 8, 2026 · GPEC v2.0.0

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GPEC v2.0.0

First Julia release

Make an UpdateGoldenValues.jl script

Ground-up overhaul needed to conform all fundemental matrices to a single, coordinate invariant convention

Check coordinate independence of all resonant coupling matrices

ForceFreeStates — multi-n support in `build_kinetic_metric_matrices`

Consolidate rzphi geometry extraction: share flux_surface_metric between FieldReconstruction and the metric/area helpers

ForceFreeStates/DCON Eliminates the large solution even when D_I < -1/4

Coupling to tokamaker

Add automatic computation of spitzer and neoclassical resistivities with profiles

TOML variable cleanup

Deprecation of Outputs

Repo - REFACTOR! - Rename TOML config variables to descriptive spellings

ForceFreeStates/Tearing - API! - Pose inner-layer matching and tearing as problems solved on the published result

TEST - enable formatting - Update pre-commit trigger for pull requests in workflow

Equilibrium - BUGFIX! - Sample all flux surfaces on common straight-fieldline abscissae and cap the coefficient-spline core knots

PerturbedEquilibrium - FEATURE - Add the psi-resolved torque response matrices T_xe and T_coil

KineticForces - FEATURE - Per-bounce-harmonic torque density output

InnerLayer.SLAYER - Build P_perp from D_perp by default, not chi_perp_e

InnerLayer.SLAYER - Add D_perp, tau_E and other options for P_perp

InnerLayer.SLAYER - FEATURE! - Add perpendicular Prandtl number options and an ion heat diffusivity profile

Tearing - FEATURE - Add critical resonant field calculations to the tearing workflow

Example Folder Cleanup

Repo - we need to run the Julia Formatter on the entire repo and ensure consistency going forward