Nestia

!Nestia Logo


Nestia is a set of helper libraries for NestJS, supporting below features:

- @nestia/core:
- Super-fast/easy decorators
- Advanced WebSocket routes
- @nestia/sdk:
- Swagger generator, more evolved than ever
- SDK library generator for clients
- Mockup Simulator for client applications
- Automatic E2E test functions generator
- @nestia/e2e: Test program utilizing e2e test functions
- @nestia/benchmark: Benchmark program using e2e test functions
- @nestia/editor: Swagger-UI with Online TypeScript Editor
- @agentica: Agentic AI library specialized in LLM function calling
- @autobe: Vibe coding agent generating NestJS application
- nestia: Just CLI (command line interface) tool

> [!NOTE]
>
> - Only one line required, with pure TypeScript type
> - Enhance performance 30x up
> - Runtime validator is 20,000x faster than class-validator
> - JSON serialization is 200x faster than class-transformer
> - Software Development Kit
> - Collection of typed fetch functions with DTO structures like tRPC
> - Mockup simulator means embedded backend simulator in the SDK
> - similar with msw, but fully automated

!nestia-sdk-demo

> Left is NestJS server code, and right is client (frontend) code utilizing SDK

Sponsors and Backers

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Guide Documents

Check out the document in the website:

$3

- Introduction
- Setup
- Pure TypeScript

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- Core Library
- @WebSocketRoute
- @TypedRoute
- @TypedBody
- @TypedParam
- @TypedQuery
- @TypedFormData
- @TypedHeaders
- @TypedException
- Software Development Kit
- SDK Builder
- Mockup Simulator
- E2E Test Functions
- Distribution
- Swagger Document
- Swagger Builder
- AI Chatbot Development
- Cloud Swagger Editor
- Documentation Strategy
- E2E Testing
- Why E2E Test?
- Test Program Development
- Performance Benchmark

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- API Documents
- ⇲ Benchmark Result%20Core(TM)%20i5-1135G7%20%40%202.40GHz)
- ⇲ dev.to Articles