nestia

Nestia

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

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

Sponsors and Backers

Thanks for your support.

Your donation would encourage nestia development.

Guide Documents

Check out the document in the website:

Home

• Introduction
• Setup
• Pure TypeScript

Features

• 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

Appendix

• API Documents
• ⇲ Benchmark Result
• ⇲ dev.to Articles