The best Website Monitoring alternative to Cloudflare is Sucuri, which is free. If that doesn't suit you, our users have ranked more than 50 alternatives to Cloudflare and five of them are Website Monitoring Tools so hopefully you can find a suitable replacement. Other interesting Website Monitoring Tool alternatives to Cloudflare are Myra Security, CDNsun, SafeLine and Approximated.
Cloudflare alternatives are mainly Web Application Firewalls, but if you're looking for
CDNs or Website Monitoring Tools you can filter on that. Other popular filters include
Open Source,
Free and
Self-Hosted. You can also filter by region, for example
EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Cloudflare.