Contributor Matchmaker

Best Fortran Repos to Contribute To

Matched to your experience level using real merge rates, maintainer response times, and first-PR success data.

43% matchA Tier 44 GFIs

MFlowCode/MFC

Exascale multiphase flow solver โ€” 2025 Gordon Bell Prize Finalist | 200T grid points on 43K+ GPUs

  • 44 open good first issues
33% matchA Tier 4 GFIs

ESCOMP/CTSM

Community Terrestrial Systems Model (includes the Community Land Model of CESM)

  • 4 open good first issues
27% matchA Tier 8 GFIs

cp2k/cp2k

Quantum chemistry and solid state physics software package

  • 8 open good first issues

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