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Your game with medals, scoreboards, and more.

Newgrounds.js is a library that allows you to easily integrate your game with, unlocking features like medals, scoreboards, and more.


Newgrounds.js is designed to be easy to use and understand. You can start using it with just a few lines of code.


Using modern JavaScript features, as fetch, promises, and async/await.


You can use wrapper functions like unlockMedal(421024) or use the raw API with call("Medal.unlock", { id: 421024 })

TypeScript Support

Newgrounds.js is written in TypeScript, so there’s a fully support for types in wrapper functions and even raw API calls!