Cloudflare

Application Services - Free DNS for an unlimited number of domains, DDoS Protection, CDN along with free SSL, Firewall rules and page rules, WAF, Bot Mitigation, Free Unmetered Rate Limiting - 1 rule per domain, Analytics, Email forwarding
Zero Trust & SASE - Up to 50 Users, 24 hours of activity logging, three network locations
Cloudflare Tunnel - You can expose locally running HTTP port over a tunnel to a random subdomain on trycloudflare.com use Quick Tunnels, No account required. More features (TCP tunnel, Load balancing, VPN) in Zero Trust Free Plan.
Workers - Deploy serverless code for free on Cloudflare's global network—100k daily requests.
Workers KV - 100k read requests per day, 1000 write requests per day, 1000 delete requests per day, 1000 list requests per day, 1 GB stored data
R2 - 10 GB per month, 1 million Class A operations per month, 10 million Class B operations per month
D1 - 5 million rows read per day, 100k rows written per day, 1 GB storage
Pages - Develop and deploy your web apps on Cloudflare's fast, secure global network. Five hundred monthly builds, 100 custom domains, Integrated SSL, unlimited accessible seats, unlimited preview deployments, and full-stack capability via Cloudflare Workers integration.
Queues - 1 million operations per month

Introduction