Learn WASMCLOUD with Real Code Examples

Edge caching service with actor modules

IoT sensor aggregator using lattice messaging

Serverless HTTP function with logging provider

Composable microservices for e-commerce backend

Real-time event processing with distributed actors

Ensure host runtime is running and reachable

Verify capability providers are correctly registered

Check actor claims for permission issues

Inspect host logs for runtime errors

Confirm Wasm module compatibility with host version

Unit test actor logic locally

Use wasmCloud CLI to run host integration tests

Test messaging and capabilities in isolated environment

Simulate lattice with multiple hosts for distributed behavior

Check actor permissions and claims in sandboxed runtime

Deploy on local host for development

Containerized host in Kubernetes or Docker

Multi-host lattice for cloud or edge deployment

Integrate with CI/CD pipelines for automatic actor deployment

Host on hybrid cloud environments for multi-region scalability

wasmCloud CLI for deployment and monitoring

wasmCloud Host runtime

Capability providers (HTTP, Redis, NATS, etc.)

SDKs for multiple languages

WebAssembly toolchains (Rust, AssemblyScript, Go, TinyGo, etc.)

HTTP and gRPC APIs via capability providers

Message brokers like NATS

Databases via storage providers

Cloud services via custom providers

IoT devices via MQTT and edge providers

Modularize actors for reuse

Use capability providers wisely to minimize coupling

Leverage wasmCloud CLI for quick deployment

Optimize Wasm binaries for size and performance

Document actor capabilities and claims clearly

Debugging distributed actors

Complexity in multi-host lattices

Understanding capability-based security

Tooling less mature than mainstream frameworks

Cross-language actor integration