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.)

rc file (dotfile) management

Client for PPP+TLS VPN tunnel services

Sensible database change management

OWASP ModSecurity Core Rule Set (CRS) Project (Official Repository)

Linux Exploit Suggester; based on operating system release number

Single Packet Authorization > Port Knocking

Monitorix is a free, open source, lightweight system monitoring tool.

Tools for Linux/Unix sysadmins.

DEPRECATED: This repository is now frozen - please see individual lesson repositories.

Dynamically Cache Game Installs at LAN’s using Nginx

Advanced WAL File Management Tools for PostgreSQL

Dynamic DNS - Via Redis, Perl, and Amazon Route53.

The mr(1) command can checkout, update, or perform other actions on a set of repositories as if they were one combined respository. It supports any combination of subversion, git, cvs, mercurial, b…

The simple log watcher formerly known as swatch.

Manitou-Mail server-side daemon and utilities

Yet another weblog/news site