Dev tools · alternatives · 2026

24 alternatives to Code Box

A desktop app, inspired by CodePen and JSFiddle

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Code Box launched in 2021; newer entries below may have overtaken it.

1
CodeSandbox▲292
The online code editor for web development
2018 · codesandbox.io · its alternatives →
2
Codebox - Open-source cloud and desktop IDE▲136
Open source cloud & desktop IDE. Contribute to CodeboxIDE/codebox development by creating an account on GitHub.
2014 · github.com · its alternatives →
3
CODECAST▲254
HTML & CSS editor in your browser with real-time previews
2015 · codecast.me · its alternatives →
4
CodePen▲109
HTML, CSS, and JavaScript editor in the browser.
2014 · codepen.io · its alternatives →
5
CodeSwing – A CodePen-like interactive playground, built into VS Code▲159
VS Code extension for building web applications ("swings") using a interactive and editor-integrated coding environment - lostintangent/codeswing
2020 · github.com · its alternatives →
6UA
UIBox – A Curated HTML, CSS, JS UI Component Library▲118
2013 · uibox.in · its alternatives →
7
CodeBox▲115
Code with the same editor on your desktop and in the cloud
2014 · its alternatives →
8
CodePen Projects▲288
A web based IDE for building websites by CodePen
2017 · codepen.io · its alternatives →
9
Codebox – Open source cloud and desktop IDE▲10
Open source cloud & desktop IDE. Contribute to CodeboxIDE/codebox development by creating an account on GitHub.
2014 · github.com · its alternatives →
10
Codewich – A live-updating TypeScript/CSS/HTML playground▲114
Create and share simple web demos using TypeScript, CSS, and HTML. Prototype new ideas quickly.
2017 · codewich.com · its alternatives →
11
Codespace▲254
A beautiful cross-platform code snippet manager
2020 · codespace.app · its alternatives →
12
Codebox▲11
Tiny tools. Big impact. One box for developers & vibe coders
2025 · its alternatives →
13
Codesign.io▲327
Visual feedback on everything
2015 · codesign.io · its alternatives →
14
DevBox 2.0▲72
The developer toolbox
2022 · dev-box.app · its alternatives →
15IY
Improve your front end skills by practicing on real design templates▲189
Find information, resources and relevant links for codewell.cc. This domain may be for sale.
2021 · codewell.cc · its alternatives →
16
vscode.dev▲305
Bringing VS Code to the browser
2021 · vscode.dev · its alternatives →
17
CodeSandbox for Teams▲90
Use CodeSandbox with your team for rapid web app development
2021 · codesandbox.io · its alternatives →
18
A directory of single-page sites and useful apps▲164
Explore a curated collection of the best free time-saving online tools, widgets & web utilities for developers, designers, and creators.
2012 · thetoolbox.cc · its alternatives →
19
CodeImage▲112
A tool to manage and beautify your code screenshots
2022 · codeimage.dev · its alternatives →
20
Codefield▲123
Tools for developers, designers and photographers
2018 · codefield.io · its alternatives →
21
DevBox▲105
Everyday utilities for the everyday developer
2021 · dev-box.app · its alternatives →
22
Gridbox v5.0▲112
Powerful visual bootstrap builder for designers & developers
2019 · gridbox.io · its alternatives →
23
CodeSandbox Projects▲64
The next-generation development platform for the web
2022 · projects.codesandbox.io · its alternatives →
24
Webdesign Toolbox▲88
Curated tools for web designers, coders, and web strategists
2020 · webdesigntoolbox.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →