Helmholtz-AI-Energy/propulate

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Propulate is an asynchronous population-based optimization algorithm and software package for global optimization and hyperparameter search on high-performance computers.

Stars: 46
Forks: 9
Open beginner issues: 0
Indexed issues: 65

Dominant language: Python
License: BSD-3-Clause
Last GitHub push: Aug 10, 2026
Latest indexed: Sep 17, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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65 open issues indexed

Search-space limit format Open

documentation enhancement

Helmholtz-AI-Energy/propulate#3 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Sane defaults Open

enhancement

Helmholtz-AI-Energy/propulate#4 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Helpful warnings and output Open

documentation enhancement

Helmholtz-AI-Energy/propulate#5 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 17, 2026
HDF5 checkpoint format Open

enhancement

Helmholtz-AI-Energy/propulate#8 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Propagator clean-up Open

documentation maintenance

Helmholtz-AI-Energy/propulate#10 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Error handling in fitness function Open

enhancement

Helmholtz-AI-Energy/propulate#23 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Nested optimization for hierarchical search Open

Helmholtz-AI-Energy/propulate#31 · 0 comments · 0 reactions · 2 assignees · Indexed Sep 17, 2026
Proper forked propagator Open

Helmholtz-AI-Energy/propulate#35 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Wall clock time Open

Helmholtz-AI-Energy/propulate#49 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Clean up equality function Open

Helmholtz-AI-Energy/propulate#55 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Add "Examples" section and references to parent modules / classes to docstrings. Open

documentation

Helmholtz-AI-Energy/propulate#56 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Fix emigration and immigration propagators in `propulator.py` and `pollinator.py`. Open

maintenance

Helmholtz-AI-Energy/propulate#60 · 1 comment · 0 reactions · 2 assignees · Indexed Sep 17, 2026
Unify `__call__` interface of all propagators. Open

maintenance

Helmholtz-AI-Energy/propulate#61 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Pollination does not work for CMA-ES. Open

bug

Helmholtz-AI-Energy/propulate#62 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Compose propagator breaks, if output length of not-last propagator is 1 but next takes any number Open

bug

Helmholtz-AI-Energy/propulate#63 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Integrate FLAPS into Propulate. Open

enhancement

Helmholtz-AI-Energy/propulate#65 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Propagator tree compilation to make sure the statistics are correct Open

enhancement

Helmholtz-AI-Energy/propulate#68 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Unintended restarting from checkpoint Open

Helmholtz-AI-Energy/propulate#72 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Utility function to convert population checkpoint into pandas dataframe. Open

documentation enhancement

Helmholtz-AI-Energy/propulate#76 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Terminate Propulate run properly before SLURM job crashes due to wall-time limit Open

enhancement

Helmholtz-AI-Energy/propulate#77 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
PSO To Do's Open

maintenance

Helmholtz-AI-Energy/propulate#82 · 3 comments · 0 reactions · 2 assignees · Indexed Sep 17, 2026
Check that population size is large enough to breed Open

documentation maintenance

Helmholtz-AI-Energy/propulate#87 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Grey box optimization Open

enhancement

Helmholtz-AI-Energy/propulate#88 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Multi objective optimization Open

enhancement

Helmholtz-AI-Energy/propulate#89 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Test `Propulate` with HPOBench and NAS Benchmarks from AutoML.org Open

Helmholtz-AI-Energy/propulate#93 · 0 comments · 0 reactions · 2 assignees · Indexed Sep 17, 2026
Visualization Open

enhancement

Helmholtz-AI-Energy/propulate#94 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Abstract out integration of newly evaluated candidate into population Open

enhancement

Helmholtz-AI-Energy/propulate#95 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Make PSO work with a single worker Open

enhancement

Helmholtz-AI-Energy/propulate#100 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Non-Linear Search Spaces Open

Helmholtz-AI-Energy/propulate#101 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
More Detailed Explanation of Parameters Open

Helmholtz-AI-Energy/propulate#103 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
High I/O Activity when `loss_fn` is fast Open

Helmholtz-AI-Energy/propulate#104 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Fix imports of fixture-decorated `function_parameters` function in tests with Ruff Open

maintenance

Helmholtz-AI-Energy/propulate#118 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Enhance tests Open

maintenance

Helmholtz-AI-Energy/propulate#121 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Add example of DDP multi-rank workers with surrogate models Open

documentation enhancement

Helmholtz-AI-Energy/propulate#126 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Duplicate logging output during MPI testing. Open

bug

Helmholtz-AI-Energy/propulate#127 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Give each rank or worker their own logger Open

enhancement

Helmholtz-AI-Energy/propulate#128 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Migration probability per worker Open

bug documentation enhancement

Helmholtz-AI-Energy/propulate#129 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Replace `GPy` package with less messier alternative Open

maintenance

Helmholtz-AI-Energy/propulate#131 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Manage limits centrally again Open

enhancement

Helmholtz-AI-Energy/propulate#133 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Improve Nelder Mead adaptation Open

Helmholtz-AI-Energy/propulate#134 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Overhaul Propagators Open

Helmholtz-AI-Energy/propulate#135 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Use partials of the loss function for multi-rank workers Open

Helmholtz-AI-Energy/propulate#136 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Fix type hinting for loss functions and loss generators in propulator Open

documentation

Helmholtz-AI-Energy/propulate#137 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Replace `get_default_propagator` utility function by corresponding `EvolutionaryPropagator` class Open

enhancement maintenance

Helmholtz-AI-Energy/propulate#139 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
release notes Open

Helmholtz-AI-Energy/propulate#142 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Importance and Covariance Metrics for HPs in search space Open

Helmholtz-AI-Energy/propulate#143 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Summarize from Checkpoint Open

Helmholtz-AI-Energy/propulate#144 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Simplify debug level Open

Helmholtz-AI-Energy/propulate#148 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Tests should use default values where possible Open

maintenance

Helmholtz-AI-Energy/propulate#149 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Update openssf badge Open

Helmholtz-AI-Energy/propulate#151 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026

Helmholtz-AI-Energy/propulate

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