| Compute (VMs) | 💻 EC2 | 💻 Compute Engine | 💻 Virtual Machines | Core IaaS VMs with auto-scaling, diverse instance types |
| Auto‑scaling | 🔁 Auto Scaling | 🔄 Compute Autoscaler | 🔁 VM Scale Sets | Scale based on metrics; Azure adds cluster health checks |
| Serverless Compute | ⚡ Lambda + ✨ Lambda@Edge | ⚡ Cloud Functions | ⚡ Functions/App Service Environments | Lambda@Edge for CDN, Cloud Functions supports Eventarc, Azure adds VNET integration |
| Managed Containers | 🐳 EKS / ECS / App Runner | 🐳 GKE / Cloud Run | 🐳 AKS / Container Instances | GKE Autopilot, AKS Virtual Nodes, ECS Fargate |
| App Platform (PaaS) | 🌱 Elastic Beanstalk | 🌱 App Engine | 🌱 App Service | App Engine Standard/Flexible, Azure App Service with Deployment Slots |
| Object Storage | 🗃️ S3 | 🗃️ Cloud Storage | 🗃️ Blob Storage | S3 Event Notifications, GCS Lifecycle rules, Blob Storage Tiering |
| Block Storage | 📦 EBS | 📦 Persistent Disk | 📦 Disk Storage | SSD/HDD, zonal/regional, Azure managed disks with snapshots |
| File Storage / NAS | 📁 EFS / FSx | 📁 Filestore | 📁 Files / Azure Files | EFS Cross‑AZ, FSx for Windows File Server, Azure Files with NFS and AD integration |
| Data Warehouse | 📊 Redshift | 📊 BigQuery | 📊 Synapse Analytics | Redshift RA3 nodes, BigQuery serverless, Synapse integrated with Power BI |
| Data Processing | 🔧 EMR / Glue | 🔧 Dataflow / Dataproc | 🔧 HDInsight / Data Lake Analytics | Glue ETL, Dataflow & Beam, Azure Synapse Spark |
| CI/CD | 🔄 CodePipeline / Build / Deploy | 🔄 Cloud Build / Deploy | 🔄 Azure DevOps / GitHub Actions | CodePipeline with integration to ECS, Azure Pipelines, Cloud Build supports Kaniko |
| Service Mesh | 🧩 App Mesh | 🧩 Service Mesh (Istio) | 🧩 AKS + Istio / Open Service Mesh | App Mesh managed, Azure supports Open Service Mesh in preview |
| API Management | 🌐 API Gateway | 🌐 API Gateway | 🌐 API Management | REST/WebSocket, Azure API Management with SOAP to REST |
| Monitoring & Logging | 📈 CloudWatch | 📈 Operations (Stackdriver) | 📈 Monitor + Log Analytics | CloudWatch metrics + logs, Operations with Error Reporting, Azure Monitor integrates with Log Analytics |
| Networking (VPC) | 🌐 VPC | 🌐 VPC | 🌐 Virtual Network | VPC subnet isolation, Shared VPC, Azure VNet Peering and Service Endpoints |
| Load Balancer | ⚖️ ELB (ALB, NLB) | ⚖️ Cloud Load Balancing | ⚖️ Load Balancer | Global LB (GCP), Azure Standard Load Balancer support zones |
| Content Delivery | 🚀 CloudFront | 🚀 Cloud CDN | 🚀 CDN | CloudFront with Lambda@Edge, GCP with origin-attached CDN, Azure CDN with pricing tiers |
| DNS | 🌍 Route 53 | 🌍 Cloud DNS | 🌍 DNS Zones | DNS routing, health checks, Azure DNS private zones |
| SQL Database | 🗄️ RDS / Aurora | 🗄️ Cloud SQL | 🗄️ SQL Database | Aurora Serverless / Global DB, Cloud SQL autoscaling, Azure Hyperscale tier |
| NoSQL Database | 🗃️ DynamoDB | 🗃️ Bigtable / Firestore | 🗃️ Cosmos DB | DynamoDB Streams, Bigtable for time-series, Cosmos multi-model & multi-region writes |
| Caching | ⚡ ElastiCache | ⚡ Memorystore | ⚡ Cache for Redis | Memcached & Redis on AWS, Redis with replica support, Azure Cache for Redis Enterprise |
| Queueing | 📬 SQS | 📬 Pub/Sub | 📬 Service Bus / Queue Storage | FIFO queues, Pub/Sub with push subscriptions, Service Bus topics |
| ETL / Catalog | 🔌 Glue | 🔌 Data Catalog | 🔌 Data Factory | AWS Glue DataBrew, Dataflow SQL, Azure Data Factory with hybrid SSIS integration |
| AI & ML Platform | 🤖 SageMaker | 🤖 Vertex AI | 🤖 Azure ML | SageMaker Ground Truth, Vertex pipelines + AI Platform, Azure ML AutoML |
| AI API Services | 🧠 Rekognition, Polly, Comprehend, Translate | 🧠 Vision AI, Text-to-Speech, Translation | 🧠 Cognitive Services (Vision, Speech, Language) | AWS Textract, GCP Document AI, Azure Cognitive Search |
| Serverless Containers | 🧩 Fargate | 🧩 Cloud Run | 🧩 Container Instances | Fully inscrutable containers without EC2/Fargate, GCP allows direct Cloud Run, Azure instances with VNET |
| Hybrid / Edge | 🌐 Outposts / Local Zones / Wavelength | 🌐 Anthos / Distributed Cloud | 🌐 Azure Stack / Arc | AWS Wavelength for 5G edge, Anthos for on-prem Kubernetes, Azure Arc for hybrid management |
