سایتی برای معرفی پکیج های نرم افزاری در زبان های برنامه نویسی سطح بالا و متوسط:

http://www.mathtools.net

MATLAB
Academic Curricula, Aerospace, Algorithms and Data structures, Astronomy... 

Excel
Accounting and organizers, Add-on functions, Algorithms and Data structures, Astronomy...  

C,C++

Algorithms and Data structures, Astronomy, Biotechnology, Books and Tutorials...  

Java

Algorithms and Data structures, Astronomy, Biotechnology, Books and Tutorials... 

Fortran

Algorithms and Data structures, Biotechnology, Books and Tutorials, Calculus...  

Visual Basic

Add-on functions, Biotechnology, Books and Tutorials, Converters...   Applications and Industries
Aerospace, Astronomy, Automotive, Biotechnology...   Learning and Education
Books and Tutorials, Jobs, Reference and documentation, Universities

فهرستی کامل از نرم افزار های مرتبط با نظریه گراف:

http://wiki.sagemath.org/graph_survey