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v4.0 Now Available
ExpressoTS

Ship scalable Node.js services.Architecture included.

A TypeScript framework for Node.js, with DI, interceptors, events, and Studio built in.

Get StartedWhat's New in v4
npx @expressots/cli new my-app

Everything you need to ship

v4 brings a modern runtime, AOP, type-safe events, lazy loading, guards, a powerful CLI, and Studio, a local developer experience platform.

DXNew in v4

ExpressoTS Studio

Local developer experience platform: request timeline, architecture map, live logs, error inspector, and security dashboard. All running locally.

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RuntimeStable

Interceptors

AOP-based system for cross-cutting concerns with conditional execution. Think caching, retries, transformations, and more.

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RuntimeStable

Typed Event System

Type-safe events with auto-discovery and replay. Decouple your domain from delivery and react to system changes with confidence.

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RuntimeStable

Lazy Loading

On-demand module loading for large applications. Pay for what you load and keep cold starts fast.

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ToolingStable

Powerful CLI

Scaffold projects, generate controllers, providers, and DTOs, containerize, run CI/CD pipelines, and estimate cloud costs. All from one tool.

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RuntimeStable

Guards & Authorization

Declarative guards with a permission hierarchy. Protect routes, validate roles, and keep your authorization logic close to the controllers it defends.

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