ftp://ftp.za.freebsd.org/development/FreeBSD-CVS/ports/science/  direct

[DIR]2dhf/  direct  50 twin directories
[DIR]InsightToolkit/  direct  51 twin directories
[DIR]afni/  direct  53 twin directories
[DIR]bft/  direct  48 twin directories
[DIR]cdcl-gtk/  direct  48 twin directories
[DIR]chemtool-devel/  direct  51 twin directories
[DIR]elmer-eio/  direct  49 twin directories
[DIR]elmer-fem/  direct  49 twin directories
[DIR]elmer-matc/  direct  49 twin directories
[DIR]elmer-meshgen2d/  direct  49 twin directories
[DIR]flounder/  direct  51 twin directories
[DIR]gdis/  direct  400+ twin directories
[DIR]ghemical/  direct  450+ twin directories
[DIR]ghmm/  direct  49 twin directories
[DIR]gnudatalanguage/  direct  330+ twin directories
[DIR]gwyddion/  direct  460+ twin directories
[DIR]libsvm-python/  direct  49 twin directories
[DIR]minc/  direct  400+ twin directories
[DIR]netcdf/  direct  750+ twin directories
[DIR]nifticlib/  direct  340+ twin directories
[DIR]oases/  direct  51 twin directories
[DIR]omnetpp/  direct  50 twin directories
[DIR]openbabel/  direct  480+ twin directories
[DIR]pkg/  direct  1000+ twin directories
[DIR]psi3/  direct  102 twin directories
[DIR]py-scipy03/  direct  48 twin directories
[DIR]qcl/  direct  102 twin directories
[DIR]silo/  direct  670+ twin directories
[DIR]svmlight/  direct  49 twin directories
[DIR]udunits/  direct  270+ twin directories
[DIR]2d-rewriter/  direct  36 twin directories
[DIR]at/  direct  1000+ twin directories
[DIR]cdo/  direct  93 twin directories
[DIR]chemtool/  direct  590+ twin directories
[DIR]clhep/  direct  94 twin directories
[DIR]dft++/  direct  103 twin directories
[DIR]dtiquery/  direct  44 twin directories
[DIR]elmer-hutiter/  direct  49 twin directories
[DIR]elmerfront/  direct  49 twin directories
[DIR]elmergrid/  direct  49 twin directories
[DIR]euler/  direct  680+ twin directories
[DIR]fasthenry/  direct  129 twin directories
[DIR]felt/  direct  550+ twin directories
[DIR]gamess/  direct  94 twin directories
[DIR]gchempaint/  direct  400+ twin directories
[DIR]gchemutils/  direct  98 twin directories
[DIR]gerris/  direct  400+ twin directories
[DIR]getdp/  direct  54 twin directories
[DIR]glens/  direct  48 twin directories
[DIR]gramps/  direct  570+ twin directories