CLI

Coming soon. In the meantime, curl is your CLI:

# Full scan
$ curl -s preflight.lol/example.com | jq

# CORS only
$ curl -s preflight.lol/example.com/cors | jq

# CSP analysis
$ curl -s preflight.lol/example.com/csp | jq

# Security headers
$ curl -s preflight.lol/example.com/headers | jq

# Redirect chain
$ curl -s preflight.lol/example.com/chain | jq

# Cache behavior
$ curl -s preflight.lol/example.com/cache | jq

# Simulate CORS
$ curl -s -X POST preflight.lol/cors \
  -H "Content-Type: application/json" \
  -d '{"target":"https://api.example.com","origin":"https://app.example.com"}' | jq

# Decode a CORS error
$ curl -s -X POST preflight.lol/error \
  -H "Content-Type: application/json" \
  -d '{"error":"No Access-Control-Allow-Origin header is present..."}' | jq