Codes

1. mortgage.py: a simple state-based mortgage calculator
2. f2mkl: adapter for preloading Intel MKL in applications linked against Fortran BLAS
3. lpscheduler: a simple linear-programming-based scheduling utility
4. SparseFFT.jl: sparse fast Fourier transforms in Julia
5. LowRankApprox.jl: fast low-rank matrix approximation in Julia (doi:10.5281/zenodo.1254147)
   • original developer; now maintained by JuliaLinearAlgebra
6. FLAM: fast linear algebra in MATLAB (doi:10.5281/zenodo.1253581)
7. PyMatrixID: fast interpolative decompositions in Python
   • contributed to SciPy 0.13 as scipy.linalg.interpolative
8. hypoct: hyperoctree construction and manipulation

Other project contributions: OpenBLAS, SciPy.