// LIVE SANDBOXES
Real AWS Infrastructure You Can Play With
Every demo runs on actual AWS Lambda, API Gateway, and DynamoDB. Not simulations.
Serverless URL ShortenerLIVE
CodePaste any URL and get a short link. Lambda generates the code, DynamoDB stores it, TTL auto-expires after 30 days.
LambdaAPI GatewayDynamoDB
POST /api/short → Lambda → DynamoDB putItem → return shortCode
Lambda Image OptimiserLIVE
Enter an image URL and get it resized and converted to WebP. Sharp runs inside Lambda — no servers.
LambdaAPI GatewayS3CloudFront
POST /api/resize → Lambda (Sharp) → S3 upload → CloudFront URL returned
Resume Download CounterLIVE
Every resume download fires a Lambda function that increments a DynamoDB counter. This is that counter — live.
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Resume Downloads
Real-time counter in AWS DynamoDB, updated on every download.
LambdaAPI GatewayDynamoDB
GET /api/counter → Lambda → DynamoDB getItem → return count