nestia

github.com ↗

20,000x faster validation and 200x faster JSON serialization decorators using typia. Enable to utilize pure TypeScript interface type as DTO, and overall server performance improved by about 30x times. Also, it supports SDK (collection of fetch functions with type definitions) and Mockup Simulator (backend server simulator embedded in SDK) generation, and even possible to migrate NestJS project only by swagger.json file. 🚀 (see also: https://nestia.io/docs)