Useful handmade:

File search and navigation system ports/net/prosearch
Direct connect (DC++) perl library (client) sourceforge.net CPAN.org
MRTG index example download scripts
bsd lan&billing tools
online radio tool
yet another freebsd process watcher ports/sysutils/watchmen
yet another switches and hosts pinger

proisk.com,proisk.ru - best file search
dcstat
choose your radio



yandex.ru
analyzethis.ru
taxi.rusavtobus.ru


my ports


arduino human or script protocol

Исходник алгоритма шифрования ГОСТ на C из книги "Брюс Шнайер Прикладная криптография" gost_shnaier.cpp