http://lauri.ojansivu.googlepages.com/
Has some stuff about Linux and some open source code (C, Tcl, Excel VBA).
How to launch a Tcl program from Excel (my added code)
Who says Tcl rules [L1 ] (fixed broken link)
apptalk (fixed broken link)
Molebox encrypted Windows exe (my added page)
You can send e-mail to my gmail.com E-mail address (firstname dot lastname etc...)
I'm sometimes on Freenode #tcl channel and use nick xet7.