# HASH: a free, online platform for modeling the world

DevFeed: [HASH: a free, online platform for modeling the world](<https://devfeed.tech/articles/hash-a-free-online-platform-for-modeling-the-world-37531.md>)

Original publisher: [Read original article](<https://www.joelonsoftware.com/2020/06/18/hash-a-free-online-platform-for-modeling-the-world/>)

Author: Joel Spolsky

Published: 2020-06-18T14:12:25Z

Content type: article

Language: en

Sources: [Joel Spolsky](<https://devfeed.tech/sources/joel-spolsky.md>)

Topics: [Simulation](<https://devfeed.tech/topics/simulation.md>), [Complex Systems](<https://devfeed.tech/topics/complex-systems.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>), [Code](<https://devfeed.tech/topics/code.md>)

Tags: [complex](<https://devfeed.tech/tags/complex.md>), [free](<https://devfeed.tech/tags/free.md>), [hash](<https://devfeed.tech/tags/hash.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [news](<https://devfeed.tech/tags/news.md>), [platform](<https://devfeed.tech/tags/platform.md>), [simulation](<https://devfeed.tech/tags/simulation.md>), [systems](<https://devfeed.tech/tags/systems.md>)

## AI overview

The article introduces HASH, a free online platform for modeling complex systems through JavaScript-based simulations. It explains how users can model individual behaviors, adjust parameters and rules, and use simulations to better understand complex problems.

## Source excerpt

Sometimes simulating complex systems is the best way to understand them. Read more "HASH: a free, online platform for modeling the world"