ASA066 is a FORTRAN90 library which computes the cumulative density function (CDF) of the standard normal distribution, by David Hill.
ASA066 is Applied Statistics Algorithm 66.
ASA066 is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version.
ASA111, a FORTRAN90 library which evaluates the percentage points of the normal distribution.
ASA241, a FORTRAN90 library which evaluates the percentage points of the normal distribution.
DCDFLIB, a FORTRAN90 library which evaluates and inverts a number of statistical distributions.
GSL, a C++ library which includes many routines for evaluating probability distributions.
NORMAL, a FORTRAN90 library which samples the normal distribution.
PROB, a FORTRAN90 library which evaluates and inverts a number of probabilistic distributions.
TEST_VALUES, a FORTRAN90 library which contains sample values for a number of distributions.
UNIFORM, a FORTRAN90 library which samples the uniform distribution.
Original FORTRAN77 version by David Hill; FORTRAN90 version by John Burkardt.
You can go up one level to the FORTRAN90 source codes.