Amazon CloudFront vs jsDelivr

Amazon CloudFront is a content delivery network for delivering data, videos, applications, and APIs around the world. It uses more than 750 globally dispersed Points of Presence, with automated network mapping and intelligent routing. CloudFront works with Amazon S3, Amazon EC2, Elastic Load Balancing, and custom HTTP origins; edge behavior can be customized with CloudFront Functions and AWS Lambda@Edge. Listed uses range from websites and dynamic APIs to live and on-demand video, software distribution, game patches, and IoT updates. Security options include HTTPS/TLS, signed URLs and cookies, token authentication, geographic restrictions, and limiting S3 origin access to CloudFront. It integrates with AWS Shield, AWS WAF, and Amazon Route 53 for layered protection, including against DDoS attacks. CloudWatch metrics and logs to S3 or Kinesis Data Streams provide monitoring options. CloudFront has a free plan at free, with 1 million requests and 100GB data transfer. Paid plans start at $15 a month per distribution; Pro, Business, and Premium each list 50TB of transfer.

jsDelivr is a free CDN for open-source files from GitHub and npm. It delivers JavaScript, ESM and other web formats through web and API platforms, with 540 edge locations. The Free CDN plan costs nothing and has no bandwidth limits or premium features. Its multi-CDN network uses Cloudflare, Fastly, Bunny, GCore and custom servers where coverage is limited. Load balancing uses recent performance and availability data, while two DNS providers, health monitoring and multiple origin data centers provide failover. Package tools include on-demand file combining and minification, source maps and version aliases. The API exposes package versions, tags, files, entry-point suggestions, download statistics and network-wide usage statistics. ESM delivery supports modern browsers, Node.js and Deno, with HTTP/3, Brotli compression, caching and dependency preloading. The project links Terms of Use and a Privacy Policy.