Issues

• new product: a measure of dispersion of the droplet population

  enhancementgood first issue
  open-atmos/PySDM#1953 · Filter by author slayoo opened on Oct 1, 2026

• add analytic solution plot to the docs SDM box example

  open-atmos/PySDM#1946 · Filter by author slayoo opened on Sep 10, 2026

• in Collision dynamic, the coalescence_efficiency is only used if breakup is enabled

  open-atmos/PySDM#1945 · Filter by author slayoo opened on Sep 9, 2026

• enforce printing version of PySDM (and dependencies?) in all example notebooks

  open-atmos/PySDM#1934 · Filter by author slayoo opened on Aug 20, 2026
  3

• JAX backend improvement roadmap

  open-atmos/PySDM#1913 · Filter by author Bodzio-2 opened on Jul 10, 2026

• deJong Mackay et al 2023: xpass strict test_fig_7a failing

  no-activity
  open-atmos/PySDM#1899 · Filter by author AgnieszkaZaba opened on Jun 22, 2026
  1

• implement bolin_number from Bolin'58 without setting as a constant; standardize signatures for bolin_numbers

  isotopesno-activity
  open-atmos/PySDM#1897 · Filter by author AgnieszkaZaba opened on Jun 19, 2026
  1

  

• check out randompack package

  no-activity
  open-atmos/PySDM#1884 · Filter by author slayoo opened on Jun 3, 2026
  2

• consider a GPU (and later JAX) pyproject.toml variants so that `ThrustRTC and JAX become optional dependencies

  no-activity
  open-atmos/PySDM#1883 · Filter by author slayoo opened on Jun 3, 2026
  1

• rename the pyrcel example to pyrcel_docs_test_case

  open-atmos/PySDM#1874 · Filter by author SecondGlanceFromAlice opened on May 25, 2026

• GPU backend is missing the SedimentationRemovalMethods (tests present)

  iceno-activity
  open-atmos/PySDM#1871 · Filter by author tluettm opened on May 21, 2026
  1

• CI: enable homogeneous freezing test-suite on Linux & Windows (temporarily disable due to timeouts)

  no-activity
  open-atmos/PySDM#1870 · Filter by author slayoo opened on May 20, 2026
  1

• pylint as a pre-commit hook (instead of a separate CI workflow)?

  open-atmos/PySDM#1843 · Filter by author slayoo opened on May 4, 2026
  1

• for cron-triggered jobs, use pypi-sourced code instead of repo contents (to track regressions from pypi user perspective)

  no-activity
  open-atmos/PySDM#1833 · Filter by author slayoo opened on Apr 18, 2026
  1

• new example: de Szoeke et al. 2024 ("A Simple Model for the Evaporation of Hydrometeors and Their Isotopes")

  examplesisotopesno-activity
  open-atmos/PySDM#1830 · Filter by author slayoo opened on Apr 16, 2026
  1

• FakeUnitRegistry is missing support for atm, mmHg, psi, inHg, inch, cc, permille and percent

  good first issue
  open-atmos/PySDM#1810 · Filter by author slayoo opened on Feb 25, 2026
  2

• Numba compilation fail when multiple keyword args

  open-atmos/PySDM#1809 · Filter by author AgnieszkaZaba opened on Feb 25, 2026
  2

• Lognormal: rename parameter m_mode to m_median - now this is highly misleading name (i.e., wrong)

  open-atmos/PySDM#1808 · Filter by author slayoo opened on Feb 23, 2026
  1

• recover unusable notebooks that required pre-release PySDM (regression from #1748)

  open-atmos/PySDM#1794 · Filter by author slayoo opened on Jan 23, 2026
  3

• isotopic methods implementation (TODOs)

  enhancementGPUisotopes
  open-atmos/PySDM#1787 · Filter by author AgnieszkaZaba opened on Jan 16, 2026
  1

  

• consider using new formula for Mv

  open-atmos/PySDM#1786 · Filter by author AgnieszkaZaba opened on Jan 14, 2026
  1

• rename Particulator::run() to Particulator::advance()? (same as in PyMPDATA, and likely clener given we often advance just by one step)

  no-activity
  open-atmos/PySDM#1772 · Filter by author slayoo opened on Dec 20, 2025 · v3.0.0
  1

• remove most defaults from Formulae() ctor (e.g., fragmentation_function, terminal_velocity, ...)

  open-atmos/PySDM#1770 · Filter by author slayoo opened on Dec 18, 2025 · v3.0.0
  1

• non-deterministic CI error: test_basic_ops.py::TestBasicOps::test_exp[ThrustRTC-data2]

  bug
  Bug

  open-atmos/PySDM#1765 · Filter by author slayoo opened on Dec 12, 2025
  2

• check open plots on CI; replace pyplot.clf() to pyplot.close(); check if plot should be followed by else close logic

  open-atmos/PySDM#1764 · Filter by author AgnieszkaZaba opened on Dec 12, 2025