Open-source tool to capture live HTTP traffic and replay it against staging for testing and debugging
Free 30-second health check for websites built with AI builders and traditional platforms
Stage
Startup
Not given
Founded
2026
Not given
Based in
Not given
Not given
Pricing model
Open source
Freemium
Pricing
Open Source: Free. PRO: $2,950/year.
Free: 30-second health check with no signup. Fix-my-site report: $49 one-off. Fix it for me: $99 one-off. Founding plan: $19/month (price locked for life, limited to first 50 founders, monitoring launches by 9 Nov 2026).
Key features
HTTP traffic capture and replay
Request filtering and rewriting
Load testing with controlled replay speed
TCP session recognition with keep-alive support
S3 capture storage and replay
Command-line interface
Middleware support
Compare response and state
Homepage load status, speed, redirects and HTTPS checks
Key pages detection for signup, login, pricing, checkout, contact, privacy and terms
Broken links scanner
Google visibility check with raw HTML vs real browser rendering
SEO indexability audit including robots.txt, sitemap, noindex and metadata tags
Automatic builder detection to tailor fix prompts
JavaScript console error detection
Form rendering and mobile responsiveness verification
Support for multiple platforms including Shopify, WordPress, Wix, Squarespace and custom sites
Tailored fix prompts for AI builder platforms
What makes it different
Free open-source with optional PRO for enterprise capabilities
Validate infrastructure requirements before migration
Checks live published URLs from outside, like real visitors and Google see them, unlike uptime monitors that only verify server response
Passive-only scanning never logs in, submits forms or creates accounts
No signup required, just paste URL and get report in 30 seconds
Optional done-for-you fix service with full refund if issues cannot be resolved
Daily monitoring with lifetime price lock for first 50 founders on founding plan
FlowCanary