WebIssues is an open source, multi-platform system for issue tracking and team collaboration. It is easy to install and use but has many capabilities and is highly customizable.

The server can be installed on any host with PHP and MySQL, PostgreSQL or SQL Server. The client is a native desktop application for both Windows and Linux.

Fraqtive is an open source, multi-platform generator of the Mandelbrot family fractals. It uses very fast algorithms supporting SSE2 and multi-core processors. It generates high quality anti-aliased images. It allows real-time navigation and dynamic generation of the Julia fractal preview.

Fraqtive is available for both Windows and Linux under the GNU General Public License.

Descend is a project of a program for generating 3D scenes using a simple programming language with support for vectors, matrices, complex numbers, various expressions and arrays.

So far I created a few prototype versions of this program and also a prototype of the language, but currently I'm not developing this application. I'm planning to return to it one day, though. I will add more details soon.