# Arweave Name System (ArNS)

# Overview

The Arweave Name System (ArNS) is a decentralized, censorship-resistant naming system on Arweave. It allows data on Arweave to be assigned to friendly domain names. Learn more about ArNS here.

This guide will walk you through the process of purchasing and managing an ArNS name using arns.app (opens new window), the official ArNS portal from AR.IO.