ActiveState is the leading provider of open source based  programming products and services for cross-platform  development. ActiveState's key technologies are Perl, the  Internet's most popular programming language; Python and Tcl,  user-friendly scripting languages; PHP, the dynamic Web programming language; and XSLT, the XML transformation language.  The ActiveState Programmer Network (ASPN) offers these  technologies with the latest information and productivity tools,  empowering programmers with the freedom to work with their  preferred language and development environment.