bzip2
ec
GAP
genus2reduction
Givaro
GMP
GSL
IPython
LinBox
Rubinstein_Lcalc
matplotlib
Maxima
MWRANK
MPFR
NetworkX
NTL
PARI
pexpect
Pyrex/Cython
Python
Readline
scipy
Singular
Sympow
SymPy
Tachyon_ray_tracer
Twisted
ZODB