The latest release of the open source program -- version 0.9 -- was launched on April 3, 2006.
Audacity is an open source program and offers a good set of recording features.
For an open source program to create widgets, you can download the Gtk+ Widget Factory.
Kompozer is an open source program so you can create your own website with a free program.
Whether you use Frontpage, Dreamweaver or the open source program Kompozer, the HTML source for a guestbook you choose will fit right into the program and work seamlessly with your other pages.