1
Free MIT playbook
The ghostcorpnet playbook — free, MIT-licensed. Read it here →
Water utilities
Operator Certification Prep Store
Pass the operator exam.
In the pipeline — stocking up Cluster: Public & Civic
Arriving in the Operator Certification Prep Store
0 live products today — more arriving daily. These 1 kits are in production for this store.
In the pipeline
Water Operator Exam Prep Guide
PDF · Water utilities
$79 one-time
Water operator exam preparation: treatment and distribution domains, math review, and test strategy.
Sibling stores in WaterWarden
More specialized shelves in the same ecosystem.
Parent ecosystem
The Operator Certification Prep Store is one of 50 stores inside WaterWarden.
Start here
Three free or cheap entry points — pick whichever fits.
2
The $5 AI Agent Risk Scan
A five-minute self-audit of your agent setup. Get the scan →
3
Browse the catalog
Every ghostcorpnet product in one filterable grid. Open the catalog →
Build on WaterWarden
Every ecosystem follows the open ghostcorpnet Pack Standard v1 — interoperable packs, a public directory, and a certification badge.