1
Free MIT playbook
The ghostcorpnet playbook — free, MIT-licensed. Read it here →
Product management
Product-Market Fit Store
Find the fit.
In the pipeline — stocking up Cluster: Business Functions
Arriving in the Product-Market Fit Store
0 live products today — more arriving daily. These 1 kits are in production for this store.
In the pipeline
Product-Market Fit Guide
PDF · Product management
$49 one-time
PMF measurement: Sean Ellis test, retention benchmarks, and the qualitative signals that precede quantitative proof.
Sibling stores in ProductWarden
More specialized shelves in the same ecosystem.
Parent ecosystem
The Product-Market Fit Store is one of 50 stores inside ProductWarden.
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 ProductWarden
Every ecosystem follows the open ghostcorpnet Pack Standard v1 — interoperable packs, a public directory, and a certification badge.