Tools for BPF-based Linux IO analysis, networking, monitoring, etc.
Windows installer development tool
One hundred command line tools in a small and portable binary.
Tools for Linux/Unix sysadmins
OWASP ModSecurity Core Rule Set (CRS) Project
Middleware for distributed applications
Open Source for Internet of Things
gnhast - Garbled's NetBSD Home Automation Scripting Tools
Detect Flooder IPs, Reduce Attack Surface against HTTP Flood Attacks
Image based Test Automation tool (Java) - Test ANYthing, ANYwhere
WatchTower is a cloud server monitoring and management tool