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ComputationalRadiationPhysics/picongpu

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Performance-Portable Particle-in-Cell Simulations for the Exascale Era :sparkles:

active 2025-03-302026-07-16 (UTC)

Partial coverage11,268 / 12,011 hourly files (94%) · 2 absent upstream · 741 failed, retryable2025-03-282026-08-10 (UTC)— sampled evenly across the window, so rankings and trends hold; absolute counts scale up.
Events
1.4K
Pushes
100
Pull requests
182
Issues
74
Stars
31
Forks
7

Activity over time

Daily event counts in the loaded window

Line chart, 474 days from 2025-03-30 to 2026-07-16. Pushes: 100 total, peak 3 in a day. Pull requests: 182 total, peak 5 in a day. Issues: 74 total, peak 6 in a day. Comments: 645 total, peak 23 in a day. Stars: 31 total, peak 1 in a day.

  • Pushes
  • Pull requests
  • Issues
  • Comments
  • Stars

Stars, PRs, issues and forks are under-captured in the later part of this window. GH Archive progressively stopped capturing non-push events during 2026 — −95% or worse by the end of the window. Every series here except Pushes fades for that reason, so a decline above reflects the archive, not this repository. Pushes stay reliable throughout, so read them, and the contributor counts derived from them, as the real signal. Data health has the measurements.

Top contributors

Pushes, PRs, issues, reviews and comments — stars and forks excluded, so this is contribution rather than popularity

ContributorContributionsPushesPRsComments
chillenzer3992953177
PrometheusPi3462834193
ikbuibui197273752
psychocoderHPC103152542
BrianMarre860743
pordyna791243
steindev480522
franzpoeschel240317
mafshari6416049
BeyondEspresso14035
denisbertini10008
SimeonEhrig9017
nicowrobel8024
Copilot5003
StevE-Ong5004
Kushagra14804022
AnonNick4002
paschk313002
finnolec3010
JessicaTiebel2011

Recent activity

Latest issues, pull requests and releases

  • Issue#5713PrometheusPi2026-06-18 14:19
    Example script path outdated in documentation
  • Pull request#5703chillenzer2026-06-09 10:41
  • Pull request#5703chillenzer2026-06-09 10:41
  • Pull request#5703chillenzer2026-06-09 10:41
  • Issue comment#5687nicowrobel2026-05-20 12:45
    Simulation crashes when restarting with changed GPU layout
  • Issue comment#5687franzpoeschel2026-05-19 12:18
    Simulation crashes when restarting with changed GPU layout
  • Issue comment#5675psychocoderHPC2026-05-11 05:15
    Checkpoint restart does not work
  • Pull request#5686nicowrobel2026-05-08 11:56
  • Issue comment#5678franzpoeschel2026-04-24 16:24
    Restarting from modified checkpoints with addParticles2Checkpoint does not work
  • Pull request#5673ikbuibui2026-04-23 14:42
  • Pull request#5673ikbuibui2026-04-22 14:09
  • Pull request#5672PrometheusPi2026-04-22 08:12
  • Pull request#5669ikbuibui2026-04-09 18:49
  • Pull request#5669ikbuibui2026-04-09 18:49
  • Pull request#5624psychocoderHPC2026-04-02 13:36
  • Pull request#5667psychocoderHPC2026-04-02 13:35
  • Pull request#5662finnolec2026-03-26 10:28
  • Pull request#5652chillenzer2026-03-12 08:10
  • Pull request#5649ikbuibui2026-03-06 11:47
  • Pull request#5649ikbuibui2026-03-06 11:47
  • Issue comment#5645pordyna2026-03-05 15:10
    broadcast reduceCounter after restart in binning
  • Pull request#5643chillenzer2026-03-04 13:32
  • Pull request#5641pordyna2026-03-04 09:54
  • Issue comment#5642PrometheusPi2026-03-04 09:52
    Only rank 0 starts MPI reduce in binning and simulation freezes at the end
  • Issue#2844chillenzer2026-03-03 09:56
    std::bad alloc on Titan RTX with 32GB Host RAM

Totals cover only the window loaded into ClickHouse and count events, not GitHub's lifetime totals — 31 stars here means stars gained during the window, not the repo's star count.