greykit.com

The personal site of Matthew “Shan” Romanek

Featured Suite

PumaWorx

Seven offline single-HTML productivity apps. Task tracking, kanban, notes, mind maps, flowcharts, and more — all running locally in your browser. No accounts, no servers, no telemetry.

7 apps 0 servers 0 accounts

Explore the suite

Projects

Dev Projects

Security tools and other useful single-HTML utilities. GRC self-assessment, BCP/DR tabletop, and other side-quests.

Browse projects

games/

Games

Security-themed arcade and edutainment. Manage a SOC, defend a perimeter, or just pet the puma. Five little programs that judge none of your career choices.

./play

Consulting

Greycat Consulting

vCISO services, security strategy, and hands-on technical consulting. Strategy and execution in one engagement, without the enterprise overhead.

Work with me