My main tools - Freeware and Open Source Software.

Ubuntu Studio. A multimedia creation flavor of Ubuntu. Ubuntu Studio is aimed at the GNU/Linux audio, video and graphic enthusiast as well as professional.

Run Windows applications on Linux, BSD, Solaris and Mac OS X

Blender is the open source 3D content creation suite, available for all operating systems under the GNU General Public License.

Wings 3D is a subdivision modeler inspired by Nendo and Mirai from Izware.

GIMP is the GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring. It works on many operating systems, in many languages.

KolourPaint is a free, easy-to-use paint program for KDE (a desktop environment for UNIX).

Inkscape — Open Source vector graphics editor, with capabilities similar to CorelDraw, using the W3C standard Scalable Vector Graphics (SVG) file format.

NSIS (Nullsoft Scriptable Install System) is a professional open source system to create Windows installers. It is designed to be as small and flexible as possible and is therefore very suitable for internet distribution.

IcoFX is a freeware icon editor. It is an all-in-one solution for icon creation, extraction and editing. It is designed to work with Windows XP, Windows Vista, Windows 7, but it can be started and in linux if to use Wine.

IrfanView is a very fast, small, compact and innovative FREEWARE (for non-commercial use) graphic viewer for Windows 9x, ME, NT, 2000, XP, 2003 , 2008, Vista, Windows 7.

Saving images for web with the best compression ratio and quality. IrfanView users: Acces RIOT plugin from IrfanView by selecting File->Save for web.