
CodePen
replit
JSFiddle
GitHub
StackBlitz
VS Code
JS Bin
Online playground for React

Age of Empires
OpenRCT2
Warzone 2100
shapez.io
FreeCiv
ANNO
VCMI
A 2D realtime strategy simulation with an emphasis on economy and city building. Expand your small settlement to a strong and wealthy colony, collect taxes and supply your inhabitants with valuable goods.

Which is more popular?
Based on our record, CodeSandbox seems to be a lot more popular than UnknownHorizons. While we know about 313 links to CodeSandbox, we've tracked only 6 mentions of UnknownHorizons.
Website, pricing, platforms and company facts side by side.
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| Website | codesandbox.io | unknown-horizons.org |
| Pricing | ||
| Company | Startup from The Netherlands · 1 - 9 employees · 2017 | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of UnknownHorizons yet.
Walkthroughs and reviews on video.
A browser IDE that's actually GOOD? (CodeSandbox.io Review!)
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CodeSandbox and UnknownHorizons. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codesandbox is an online code editor and prototyping tool that makes creating and sharing web apps faster. Codesandbox: Online code editor and ide for rapid web development.
CodeSandbox can be thought of as a much more powerful and complete take on JSFiddle. True to its name, CodeSandbox provides a complete code editor experience and a sandboxed environment for front-end development.
We have no reviews of UnknownHorizons yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


To begin, you can start creating your own react app using the command line or can directly go to CodeSandbox if you want to skip using the command line which is faster. CodeSandbox is an online code editor and prototype tool that speeds... - Source: dev.to / 4 months ago
To begin, you can create a react app using the command line or any code editor (e.g., VSCode). You can also try using CodeSandbox as an online code editor that is simple to use and allows you to deploy your code. - Source: dev.to / 4 months ago
If you are in a rush to open unknown repos, use GitHub Codespaces or codesandbox with Copilot or another AI integration to analyze the repo for malicious intent and to run it in a safe environment. - Source: dev.to / 10 months ago
In case you didn't know about it you might be interested in contributing to https://unknown-horizons.org/. Source: almost 4 years ago
Unknown Horizons is inspired by the Anno series. Not exactly the same, but also a city builder with resource management. Source: about 4 years ago
Not mentioned yet: Unknown Horizons https://unknown-horizons.org/. - Source: Hacker News / over 4 years ago
When comparing CodeSandbox and UnknownHorizons, you can also consider the following products.


Age of Empires is the critically acclaimed, award winning Real Time Strategy (RTS) game with a legacy spanning over 20 years and nearly a dozen titles in the franchise.
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Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.
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Game engine recreation of RollerCoaster Tycoon 2 adding new features.
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Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.
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Join "The Project" to restore humanity's synaptic-link technology after nuclear war...
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