MySQLTuner is a script written in Perl that will assist you with your MySQL configuration and make recommendations for increased performance and stability.

Hosting git repositories -- Gitolite allows you to setup git hosting on a central server, with very fine-grained access control and many (many!) more powerful features.

SICP PDF with Texinfo and LaTeX source

Decrypted content of eqgrp-auction-file.tar.xz

These are policy-driven snapshot management and replication tools which use OpenZFS for underlying next-gen storage. (Btrfs support plans are shelved unless and until btrfs becomes reliable.)

Server for Squeezebox and compatible players. This server is also called Lyrion Music Server.

OpenXPKI Code

In-depth documentation of the Irssi IRC Client

arduino based DJ MIDI cotroller using Harddisks as jog wheels

list obsolete files between OpenBSD upgrades - mirror of codeberg.org/semarie/sysclean

A quick guide to writing and reading from your own MMDB databases.

Nginx module for the key-value store

Devmon is an open-source SNMP monitoring tool that can graph and alert several hundreds of devices per minutes

Webglimpse search engine and spider manager. Now released under the ISC Open Source license

Perl library for Netconf

City Generation tools for GTA: San Andreas

Different ways to get to the xymon data