Parallel Extensions (current) Linux Counter Complement (set theory) Web application firewall Essential Video Coding Time and the Conways MapGuide Comparison of XML editors Local energy-based shape histogram .NET Framework version history Multiscale modeling Watcom C/C++ Web Open Font Format Testimator Sparse conditional constant propagation Singleton pattern Quantile regression Differential of a function Yesod (web framework) Concept-oriented design ISO/IEC JTC 1/SC 42