Here are my 2 cents regarding the tools and modules we could use.

Modules

Graphics => TBGL
Sound => TBASS
Networking => TCPUDP
Input => TBDI
Event management => TBEM
Datastorage => XML, INI, DICTIONARY, ODBC
Web interaction => CGI, FTP
Windows UI => UI

Free tools

Art pipeline => Modeller of your choice => Blender => M15
3D Modelling/Rendering => Blender
2D Graphics => Gimp, InkScape, Artweaver
Sounds => Audacity, Psycle
Coding => thinAIR, Remmer, WinMerge
Brainstorming => FreeMind
Documentation => Open Office

I'm sure there is more. Please add.