InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now. Learn more →
Top 16 JavaScript Playground Projects
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Civic Auth
Auth in Less Than 5 Minutes. Civic Auth comes with multiple SSO options, optional embedded wallets, and user management — all implemented with just a few lines of code. Start building today.
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DataFormsJS
🌟 DataFormsJS 🌟 A minimal JavaScript Framework, standalone React and Web Components, and JSX Compiler for rapid development of high quality websites and single page applications.
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SurveyJS
JavaScript Form Builder with No-Code UI & Built-In JSON Schema Editor. Add the SurveyJS white-label form builder to your JavaScript app (React/Angular/Vue3). Build complex JSON forms without coding. Fully customizable, works with any backend, perfect for data-heavy apps. Learn more.
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game-engine
🎮 Lightweight HTML5 canvas 2D engine suitable for small games, prototypes, animations, creative coding, etc.
Its over. I finally finished my 0.4 release PR, pushed it, and it was accepted. I successfully created connect four using the LiteCanvas engine.
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mdown-editor
A markdown editor playground with preview panel written in Angular with html5, css3 and javascript
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
JavaScript Playground discussion
JavaScript Playground related posts
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Release 0.4 // Final PR
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Release 0.4 // The Plan
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Hackoberfest: Part 4
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Hackoberfest: Part 3
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All about Docker Part 1
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My kid loves computers. I would like him to start programming, just for fun to see if it is something for him. But how to start, what type of programming language that is appealing. Books? I mean, we can start with Lisp, but how long will attention hold? Please advise, thanks.
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Fully client side JSFiddle alternative designed for mobile with offline support
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A note from our sponsor - InfluxDB
www.influxdata.com | 15 May 2025
Index
What are some of the best open-source Playground projects in JavaScript? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | play-with-docker | 3,072 |
| 2 | sqlime | 983 |
| 3 | layer5 | 902 |
| 4 | Workbench | 756 |
| 5 | DataFormsJS | 195 |
| 6 | htmx-playground | 188 |
| 7 | webden | 153 |
| 8 | pykidos.github.io | 44 |
| 9 | HolyC-interpreter | 40 |
| 10 | game-engine | 37 |
| 11 | codestage | 28 |
| 12 | jsden | 11 |
| 13 | Casual-Playground | 3 |
| 14 | vanilla-worker-playground | 2 |
| 15 | mdown-editor | 2 |
| 16 | fourier | 1 |
Sponsored
Auth in Less Than 5 Minutes
Civic Auth comes with multiple SSO options, optional embedded wallets, and user management — all implemented with just a few lines of code. Start building today.
www.civic.com