# Dymension Testnet Guide

**Published by:** [geohookah](https://paragraph.com/@geohookah/)
**Published on:** 2023-02-18
**URL:** https://paragraph.com/@geohookah/dymension-testnet-guide

## Content

Greetings, everyone! I’ll guide you through the testnet as simply as possible in this article. Dymension is a network of easily deployable and lightning fast app-chains, called RollApps. All of which are serviced by the Dymension Hub. The Dymension Hub is a PoS blockchain that is the center of the Dymension network of modular blockchains (RollApps). It is the decentralized source of truth, security, connectivity, and liquidity for the network of RollApps.

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