Here is a list of tools that I find rather cool. And who are deserving of a facility on your PC it is running Windows or Linux.
The main criterion is the availability of sources. So yes, it is likely that it would not be the best in the world (although for some it will be), however in all cases you can use them (as an individual), without breaking the bank or go to jail.
| DokuWiki | At any lord honourably, as it is the software that manages this site |
| Request Tracker | An incident manager |
| Agavi | PHP5 framework to make MVC web application |
| Propel | End of the tiring writing access classes to the database |
| DbDesigner | Create your MDB graphicaly |
| DbDesigner2Propel | A XSL sheet performing the conversion of an xml DbDesigner to an XML Propel |
| WxWidgets | A C++, Python, Perl, and C#/.NET Librarie, which lets developers create applications for Win32, Mac OS X, GTK+, X11, Motif, WinCE, and more using one codebase. |