1. Java (James Gosling)

2. C (Ken Thompson Left & Dennis Ritchie Right)

3. C++ (Bjarne Stroustrup)

4. Python (Guido van Rossum )

5. Fortran (John W. Backus)

6. Linux Kernel (Linus Benedict Torvalds)

7. Perl (Larry Wall)

8. C# (Development team led by Anders Hejlsberg)

9. Ruby (Yukihiro Matsumoto)

10. Ruby on Rails (RoR) (David Heinemeier Hansson)

11. JavaScript (Brendan Eich)

12. PHP (Rasmus Lerdorf)