About

I'm a software developer in Saint Paul and the maintainer of Nagios Core, Nagios Plugins, and NRPE. I studied Computer Science (and German) at the University of Minnesota, and in my free time I like writing graphics programs from scratch.

Professional Work

Open Source Projects

Nagios Core

Maintainer. Infrastructure monitoring in C; three releases in 2026.

Nagios Plugins

Maintainer. The checks Nagios runs, contributed by the community.

NRPE

Maintainer. Runs plugins on remote hosts. 4.2.0 coming soon.

Conference Talks

Nagios World Conference 2025

Visualizing network status with NagVis (video).

Nagios World Conference 2026

Three talks, including "check_game (The Coolest Plugin)." Videos coming soon.

Personal Projects

Ray Tracer (live demo)

Written from scratch in C, no libraries. Runs in your browser.

Misc

Sisyphus