| Operation systems: | DOS, Windows 3.x / 9x / ME / 2000 / NT / XP |
| Web editors: | Dreamweaver, Macromedia, Flash, 1st Page, Front-Page, etc. |
| Web technologies: | HTML, DHTML, JavaScript, PHP, Perl, SSI, CSS, etc. |
| Graphic editors: | Photoshop (5.0-7.0), ImageReady, Illustrator, CorelDraw, PageMaker, etc. |
| Software technologies: | "Client - Server", Object Modeling, etc. |
| The programming languages: | PHP, Perl, Delphi 1.x - 8.x, Turbo Pascal, Turbo Vision, Fortran |
| Databases: | MySQL, Paradox, dBase, Access, Oracle, MS Server 2000 |
