Help yourself:

If you find useful anything offered below, it would be nice if you can let me know.

Directory trees:

htmltree : a Perl script to display a directory tree as a Web page of rather variable appearance

pstree : a Perl script to generate PostScript directory map (tree) for UNIX

printPS : an ASCII to PostScript print file layout utility

TRANSIENT : reaction-diffusion equations solver

C package of quantum path integral Monte Carlo programs

Remote JavaScript clocks: save and modify the HTML/JavaScript code for these two examples: Central Time (Winnipeg), Central European Time (Střední Evropa) - have different ST/DT switchover times - přepínání mezi zimním a letním časem se trochu liší

DCL command procedures to facilitate the development of application programs

Konverze kódování

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Directory trees:

htmltree : a Perl script to display a directory tree as a Web page of rather variable appearance (UNIX, Windows)
pstree : a Perl script to generate PostScript directory map (tree) for UNIX, Windows

Text processing:
printPS : an ASCII to PostScript print file layout utility

Chemistry:
TRANSIENT : reaction-diffusion equations solver
quantum path integral Monte Carlo package of C programs

Internet:
IP - domain name convertor
Remote JavaScript clocks: save and modify the HTML/JavaScript code for these two examples (y2k'd):
Central Time (Winnipeg)
Central European Time (Střední Evropa)
The two have different ST/DT switchover times - přepínání mezi zimním a letním časem se liší

VMS command procedures:
DCL command procedures to facilitate the development of application programs

Conversion between different encodings of the Czech/Slovak languages:
Konverze kódování