参考:

1 Netlib Repository at UTK and ORNL

Netlib is a repository of software for scientific computing maintained by AT&T, Bell Laboratories, the University of Tennessee and Oak Ridge National Laboratory. Netlib comprises a large number of separate programs and libraries. Most of the code is written in Fortran, with some programs in other languages. (from WIKI)

http://www.netlib.org/

http://www.netlib.org/master_counts2.html 

2 Guide to Available Mathematical Software(GAMS) at National Institute of Standards and Technology(NIST)

The Guide to Available Mathematical Software (GAMS) is a project of the National Institute of Standards and Technology to classify mathematical software by the type of problem that it solves. GAMS indexes Netlib, and also some proprietary software packages.(from WIKI)

http://gams.nist.gov/