I Built 67 Config Validators and Made $0

Last month I went all-in on ClawHub, the agent skills marketplace. The plan: find empty niches, build config validators for every popular tool I could think of, price them at $49-99, profit.

I built 67 of them. tsconfig.json , helm values.yaml , pyproject.toml , Docker Compose, nginx, Terraform, CircleCI, you name it. Each one a standalone Python script, zero dependencies. Feed it a config, get back a list of issues.

Total revenue after a month: $0.00.

The embarrassing part

ClawHub doesn't have a payment mechanism. Everything on the registry is free. My $49-99 pricing tags were just metadata that nobody ever saw.

I could have found this out in five minutes on Day 1. I found it out on Day 67.

Empty niches aren't always opportunities

I kept getting excited about zero-competition scores. Terraform validator? No competitors! nginx validator? Nobody!

Turns out, nobody was competing because nobody was searching. Developers who use nginx already have nginx -t .…