zero-sys.net

JWhoisServer

is a small, fast and highly configurable RFC 3912 compliant whois server written in java and using a Relational Database Management System (RDBMS) as a storage engine.
JWhoisServer has support for IPv6 and IDN and is ready for ICANNs "new gTLDs Program"
URL: JWhoisServer @ http://jwhoisserver.net

HiYaPyCo

A Hierarchical Yaml Python Config
A simple python lib allowing hierarchical overlay of config files in YAML syntax, offering different merge methods and variable interpolation based on jinja2.

PoCoMy

is a data base-supported software for the control and configuration of a mail system consisting of the components: Postfix, Courier and Mysql.
Features:

multi language (up-to-date: translations for German and English)
multi-user with a administrative rights system (kind of AAA)
Database environment (up-to-date supported: mysql)
simple operation/configuration using a Webbrowser
Consiting of 2 modules: a admin and a user module

URL: PoCoMy @ http://sourceforge.net/

TraffStats

is a database supported software for the measurement, analysis and evaluation of network traffic.
Features:

statistic evaluation
ability to generate graphs (using jpgraph) with the option to compare and sum up different devices
multi-language (up-to-date: translations for German and English)
multi-user with a administrative rights system (kind of AAA)
Database environment (up-to-date supported: mysql)
Web application: operations via Web browser - no need to install software on the user-clients
Data acquisition using SNMP (read-only access required)

URL: TraffStats @ http://traffstats.sourceforge.net/

JSummer

is a tool to compute and check MD5, MD4, MD2, SHA-160, SHA-256, SHA-384, SHA-512, RIPEMD128, RIPEMD160, WHIRLPOOL, TIGER, HAVAL message digest consisting of a Console-Version and GUI. Implemented in Java.
URL: JSummer @ http://sourceforge.net/

XZero

a simple game
URL: XZero @ http://sourceforge.net/

Imprint

Klaus Zerwes
Kirchhofstrasse 46
12055 Berlin
Germany
+49 151 50 627 431