38 cloud architecture and cost calculators — database sizing, streaming capacity, compute tuning, and network cost planning, plus an interactive design canvas.
Connection, memory, and storage limits for PostgreSQL.
Analyze table lock risk and generate zero-downtime PostgreSQL migrations.
Memory sizing and eviction planning for Redis.
Shard and heap sizing for Elasticsearch/OpenSearch.
Storage and replication sizing for Cassandra clusters.
Sharding strategy and capacity planning for MongoDB.
Read/write capacity units and cost for DynamoDB.
Right-size database connection pools for your workload.
Size read replicas, throughput splits, and connection pools.
Partition count and throughput planning for Kafka.
Calculate consumer concurrency and drain time for Kafka, RabbitMQ, and SQS backlogs.
Queue memory and throughput sizing for RabbitMQ.
Shard count and cost planning for Kinesis Data Streams.
Size token-bucket and sliding-window rate limits.
Calculate optimal visibility timeouts, retries, and DLQ triggers.
Pod bin-packing and node sizing for Kubernetes.
Generate Kubernetes Ingress, path routing, and cert-manager TLS manifests.
Find the optimal memory setting for AWS Lambda.
Compare CloudFront Functions vs Lambda@Edge cost and latency.
Compare WebSockets vs SSE vs Long-Polling memory, bandwidth, and cost.
Compare Vercel vs CloudFront hosting cost and performance.
Compare API Gateway vs ALB cost at scale.
Break down AWS Application Load Balancer LCU dimensions and monthly cost.
Estimate cloud egress bandwidth cost before it surprises you.
Compare S3 storage classes vs Glacier retrieval cost.
Model retry and exponential backoff behavior under failure.
Estimate cache hit ratio, origin offload, and CDN cost savings.
Build and visualize HTTP Cache-Control & CDN edge directives.
Calculate optimal S3 multipart upload chunk sizes and thread concurrency.
Simulate round-robin, weighted, and least-connections routing.
Size min/max/desired instance counts from load and utilization targets.
Calculate allowed downtime, composite system availability, and error budget burn rates.
Estimate metrics cardinality cost for Prometheus/Datadog.
Estimate Athena query cost from data scanned.
Compare Snowflake vs Redshift compute cost.
Estimate log ingestion cost across observability platforms.
38 calculators for sizing databases, message queues, compute, and network infrastructure before you commit to a configuration — plus an interactive canvas for sketching a system and seeing its estimated monthly cost. All calculations run client-side using published pricing and capacity formulas.