v2.8

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Request for release with 3.14 wheels on pypi

adminAdministrative stuff, rather than codeAdministrative stuff, rather than code

Status: Closed (completed).

#1339 In GalSim-developers/GalSim;

· by braingram was closed on Feb 1, 2026

Not compatible with eigen5

buildRelated to compiling, building, installingRelated to compiling, building, installing

Status: Closed (completed).

#1343 In GalSim-developers/GalSim;

· by micwoj92 was closed on Feb 1, 2026

Negative flux of Roman PSF when using calculateFlux()

Status: Closed (completed).

#1346 In GalSim-developers/GalSim;

· by FedericoBerlfein was closed on Feb 22, 2026

Multiple SED in ChromaticTransformation by absolute value of determinant

chromaticRelated to the Chromatic classes, SEDs, bandpasses, etc.Related to the Chromatic classes, SEDs, bandpasses, etc.

numericsInvolving details of the numerical algorithms for performing some calculation(s)Involving details of the numerical algorithms for performing some calculation(s)

Status: Merged (completed).

GalSim-developers/GalSimnumber 1349

#1349 In GalSim-developers/GalSim;

· by FedericoBerlfein was closed on Feb 22, 2026

describe_zernike(11) is wrong

bug reportBug reportBug report

Status: Closed (completed).

#1357 In GalSim-developers/GalSim;

· by jmeyers314 was closed on May 27, 2026

#1357: fix describe_zernike(11).

bug reportBug reportBug report

Status: Merged (completed).

GalSim-developers/GalSimnumber 1358

#1358 In GalSim-developers/GalSim;

· by jmeyers314 was closed on May 6, 2026

Allow for all (non-imaging) Roman bands internally

chromaticRelated to the Chromatic classes, SEDs, bandpasses, etc.Related to the Chromatic classes, SEDs, bandpasses, etc.

romanRelevant to Roman Space Telescope specifically, especially including the galsim.roman module.Relevant to Roman Space Telescope specifically, especially including the galsim.roman module.

Status: Merged (completed).

GalSim-developers/GalSimnumber 1347

#1347 In GalSim-developers/GalSim;

· by arunkannawadi was closed on Feb 22, 2026

Add bandpass option to SED.thin

chromaticRelated to the Chromatic classes, SEDs, bandpasses, etc.Related to the Chromatic classes, SEDs, bandpasses, etc.

numericsInvolving details of the numerical algorithms for performing some calculation(s)Involving details of the numerical algorithms for performing some calculation(s)

Status: Merged (completed).

GalSim-developers/GalSimnumber 1355

#1355 In GalSim-developers/GalSim;

· by rmjarvis was closed on Mar 31, 2026

fix: bug in maxk algorithm for interpolated images

base classesRelated to GSObject, Image, or other base GalSim classesRelated to GSObject, Image, or other base GalSim classes

numericsInvolving details of the numerical algorithms for performing some calculation(s)Involving details of the numerical algorithms for performing some calculation(s)

Status: Merged (completed).

GalSim-developers/GalSimnumber 1356

#1356 In GalSim-developers/GalSim;

· by beckermr was closed on May 4, 2026

Update calculateFWHM to be insensitive to np.argsort algorithmic details

bug reportBug reportBug report

descOf possible interest to LSST DESC members looking for a projectOf possible interest to LSST DESC members looking for a project

numericsInvolving details of the numerical algorithms for performing some calculation(s)Involving details of the numerical algorithms for performing some calculation(s)

Status: Merged (completed).

GalSim-developers/GalSimnumber 1337

#1337 In GalSim-developers/GalSim;

· by rmjarvis was closed on Oct 6, 2025

Add 3.14 testing to CI and fix one 3.14 issue

buildRelated to compiling, building, installingRelated to compiling, building, installing

testsRelated to the test suiteRelated to the test suite

Status: Closed (abandoned).

GalSim-developers/GalSimnumber 1338

#1338 In GalSim-developers/GalSim;

· by braingram was closed on Oct 27, 2025

Remove setuptools<72 pin

buildRelated to compiling, building, installingRelated to compiling, building, installing

testsRelated to the test suiteRelated to the test suite

Status: Merged (completed).

GalSim-developers/GalSimnumber 1335

#1335 In GalSim-developers/GalSim;

· by rmjarvis was closed on Oct 28, 2025

#1332 Switch large FFTs to emitting warnings rather than raising exceptions

base classesRelated to GSObject, Image, or other base GalSim classesRelated to GSObject, Image, or other base GalSim classes

exceptions/warningsRelated to exceptions or warningsRelated to exceptions or warnings

Status: Merged (completed).

GalSim-developers/GalSimnumber 1341

#1341 In GalSim-developers/GalSim;

· by rmjarvis was closed on Dec 17, 2025

Add documentation to RealGalaxyCatalog.close()

docsRelated to documentationRelated to documentation

inputsRelated to input files used by GalSim, such as the cosmos data, SEDs, bandpasses, etc.Related to input files used by GalSim, such as the cosmos data, SEDs, bandpasses, etc.

Status: Merged (completed).

GalSim-developers/GalSimnumber 1340

#1340 In GalSim-developers/GalSim;

· by rmjarvis was closed on Dec 9, 2025

Change FFT memory Error to Warning?

exceptions/warningsRelated to exceptions or warningsRelated to exceptions or warnings

optimization/performanceRelated to the speed and/or memory consumption of some aspect of the codeRelated to the speed and/or memory consumption of some aspect of the code

Status: Closed (completed).

#1332 In GalSim-developers/GalSim;

· by sidneymau was closed on Dec 17, 2025

Result of Image.calculateFWHM() depends on NumPy version

bug reportBug reportBug report

descOf possible interest to LSST DESC members looking for a projectOf possible interest to LSST DESC members looking for a project

numericsInvolving details of the numerical algorithms for performing some calculation(s)Involving details of the numerical algorithms for performing some calculation(s)

Status: Closed (completed).

#1336 In GalSim-developers/GalSim;

· by welucas2 was closed on Oct 28, 2025