Regular contributor to Dynare
Debian Developer
- Octave ecosystem
- scientific libraries: OpenBLAS, LAPACK, ATLAS, SuiteSparse, GLPK
- Common Lisp ecosystem
- misc: several R packages, French hunspell dictionary
Other contributions: sponsoring, release critical bug fixing
Occasional contributor to Octave, OpenBLAS, LAPACK, Julia (in particular NLsolve.jl), GnuCash