• Company Microbizz. Contact Adriaan van Os (adriaan@microbizz.nl)
  • Address Dalweg 41, 7122 BB Aalten, The Netherlands. Fax +31.314.740140
  • Adriaan’s private page.
  • Interview with MacFac magazine.
  • Inside Microbizz. Take a (not too serious) look inside the company.

    The team of programmers, the sales team, the president and CEO.

  • Customers. Meet some of them.
  • Competitors. Have fun with our dear friends and valued colleagues of Microsoft.

    It has been shown in laboratory studies that the average chimpanzee can, with Visual Basic, create a new program which exploits some security hole in Microsoft Outlook within 10-15 minutes of random clicking on pictures.

    The man from Microsoft, General Motors, Microsoft Food for Windows, Windows 2000 bug list, Drag & Drop, 2003 and Beyond.


  • GNU Pascal. The GNU Pascal compiler page for Mac OS X.
  • 4D CAD. The professional CAD plugin for 4th Dimension.
  • Differential Binary Trees. A fast and compact data structure ( PDF )
  • Software patents. Correspondence with Dutch members of European Parliament.
  • Satirical election-campaign materials for the Dutch VVD