# Terraria-like world Generation demo

**URL:** <https://forum.makecode.com/t/terraria-like-world-generation-demo/39263>\
**Category:** Show & Tell\
**Tags:** game, graphics-and-math, art\
**Created:** [September 15, 2025, 3:14am UTC](https://forum.makecode.com/t/terraria-like-world-generation-demo/39263 "2025-09-15T03:14:22Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![technonux](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/technonux/32/7924_2.png) [@technonux](https://forum.makecode.com/u/technonux)\
**Post date:** [September 15, 2025, 3:14am UTC](https://forum.makecode.com/t/terraria-like-world-generation-demo/39263/1 "2025-09-15T03:14:22Z")

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I made a simple world generation i plan on making this into a full game inspired by terraria!

> **[generation](https://arcade.makecode.com/S87787-31631-27195-11872)**
>
> Made with ❤️ in Microsoft MakeCode Arcade.

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**Author:** ![randomuser](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/randomuser/32/32505_2.png) [@randomuser](https://forum.makecode.com/u/randomuser)\
**Post date:** [September 16, 2025, 10:31pm UTC](https://forum.makecode.com/t/terraria-like-world-generation-demo/39263/2 "2025-09-16T22:31:49Z")

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![IMG_6477](https://us1.discourse-cdn.com/flex020/uploads/makecode/original/3X/2/c/2ca8cdacd636b63f8abe4341bb27556d7d659cd1.jpeg)This is great! How did you generate the smooth hill curves?

And seed 0 here is pretty cool, for anyone looking for a forest seed!

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<div class="post-metadata">

**Author:** ![technonux](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/technonux/32/7924_2.png) [@technonux](https://forum.makecode.com/u/technonux)\
**Post date:** [September 16, 2025, 10:37pm UTC](https://forum.makecode.com/t/terraria-like-world-generation-demo/39263/3 "2025-09-16T22:37:38Z")

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btw dont type seed 0 or negative it has issues

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<div class="post-metadata">

**Author:** ![technonux](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/technonux/32/7924_2.png) [@technonux](https://forum.makecode.com/u/technonux)\
**Post date:** [September 19, 2025, 6:51pm UTC](https://forum.makecode.com/t/terraria-like-world-generation-demo/39263/4 "2025-09-19T18:51:02Z")

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i used 1d perlin noise, also seed 0 isnt meant to look like that lol, rng cannot be calculated from 0 so stuff like trees and ore spawn everywhere