What is Nimbus?

Nimbus is a lightweight TypeScript framework for building event-driven applications. It provides type-safe messaging patterns (Commands, Queries, Events) following the CloudEvents specification, with built-in observability powered by OpenTelemetry.

Other Topics

• The Philosophy behind Nimbus
• The Era of AI
• Architecture Recommendation

Who Is This For?

Nimbus is a good fit if you are:

• Building event-driven applications
• Looking for explicit, traceable code without hidden magic
• Wanting built-in observability without complex setup
• Preferring a lightweight framework over heavyweight solutions

Key Features

• CloudEvents-based messaging - Commands, Queries, and Events following the industry-standard CloudEvents specification
• Built-in observability - Logging, tracing, and metrics via OpenTelemetry with zero boilerplate
• Type-safe validation - Message validation with Zod schemas
• MongoDB integration - Repository pattern and CRUD operations with automatic tracing
• Hono middleware - Ready-to-use middleware for HTTP APIs
• Runtime flexibility - Deno-first with NPM and Bun support