and 
created with
by Petr Zika © 2025
| Search engines | |
| Worldwide fulltext and directory | |
| Vivisimo | Worldwide clustering fulltext |
| Morfeo | Czech fulltext |
| Centrum | Czech directory |
| Jyxo | Czech fulltext with interface to other engines |
| Czech transport lookup | |
| idos.cz | Searching in train and bus lines timetables in Czech Republic (in Czech here) |
| Prague Transit co. | Prague public transit overview (in Czech here) |
| Connection in Prague | Search in Prague public transit (in Czech here) |
| Fun | |
| Garfield archive | Browsable archive of all Garfield comic strips (link to the very beginning) |
| jokes.cz | Cathegorized jokes archive in Czech |
| bash.org | Quote database |
| Programming contests | |
| ACM ICPC | International programming contest |
| MFF | Local programming contest training seminar |
| UVA | University of Valladolid Online Judge |
| ZJU | Zhejiang University Online Judge |
| Puzzles and problems | |
| Petr Kovar | Mathematical puzzles in Czech |
| John Rausch | Big collection of mechanical puzzles documented online |
| Math Puzzle | Less seriously about mathematics |
| Dictionaries | |
| Dictionaries at Google | Entry in Google directory |
| slovnik.cz | Bi-directional English Czech dictionary, simple English interface, without Czech diacritical marks |
| Langsoft Dictionary | Bi-directional Czech to more languages, with Czech interface & compulsory diacritics, possibly entered also without Czech keyboard layout via special character sequences (see "Zastupne znaky" on the page) |
| WinGED 2000 | Bi-directional Czech to more languages, Czech interface, optional diacritics, spell checker |
| Programming | |
| Builder | General programming articles in Czech, discussion groups, info directory |
| Reboot | Programming and computer related news in Czech |
| Code box | Programming, tutorials, news |
| php.cz | PHP news, mirror of php.net |
| InformIT | IT related articles |
| Interval | Web design and programming in Czech |
| Linux and security | |
| Root | Linux and computers news in Czech |
| Underground | Linux and security topics in Czech |
| Penguin | Unix & Linux, in Czech |
| Black Hole | Security, news & programming, in Slovak |
| linux.cz | Czech Linux news and main starting point |
| Misc | |
| Current local time in Prague | Also other info about the Czech republic. |
| World of Escher | Graphics works of Maurits Cornelis Escher |
| Chema Madoz | Photographs |
| Planet Perplex | All kinds of optical illusions |
| Fractals | Great collection of fractals of various kinds |
valid
and
created with
by Petr Zika © 2025