valgrind took the world by storm, making it really easy to find memory errors and profile your program's performance. Solaris's DTrace is the killer advance of the last few years. Similarly, Firebug has become a must-have tool for web developers.
A. Fattori, R. Paleari, L. Martignoni, и M. Monga. Proceedings of the 25th IEEE/ACM International
Conference on Automated Software Engineering (ASE
2010), стр. 417--426. Antwerp, Belgium, ACM, (сентября 2010)