TorinEdge writes "ActiveState has finally released (as in out of Beta) their Komodo IDE for the GNU/Linux platform! Komodo is an integrated dev environment for open source languages. It provides colour-coded editing (and "code-folding" for collapsing sections of code), debugging etc... It's optimized for Perl, Python, PHP, Tcl, and XSLT. Includes the RxToolkit for testing/checking your regular expressions; a godsend. Get it while it's hot!"