head to head · open source
imgui vs nunuStudio
imgui has 76,934 GitHub stars, 12,107 forks, 1,227 open issues and last shipped yesterday. nunuStudio has 2,243 stars, 346 forks, 207 open issues and last shipped 8 months ago. imgui leads on adoption by 3,330% (76,934 vs 2,243 stars). imgui is written in C++ under MIT; nunuStudio is written in JavaScript under MIT. imgui has attracted 16% as many forks as stars, nunuStudio 15%. imgui was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (game-engine), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| imgui | nunuStudio | |
|---|---|---|
| GitHub stars | ★ 77K | ★ 2.2K |
| License | MIT | MIT |
| Written in | C++ | JavaScript |
| Last push | 2026-11-02 | 2026-03-15 |
| Forks | ⑂ 12K | ⑂ 346 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick imgui if
- You weight community size — 77K stars and counting
- You want the MIT license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick nunuStudio if
- You want the nunuStudio feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and nunuStudio fits your workflow better
About imgui
Dear ImGui ===== "Give someone state and they'll have a bug one day, but teach them how to represent state in two separate locations that have to be kept in sync and they'll have bugs for a lifetime." ryg (This library is available under a free and permissive license, but needs financial support to sustain its continued improvements. In addition to maintenance and stability there are many desirable features yet to be added. If your company is using Dear ImGui, please consider reaching out.) Businesses: support continued development and maintenance via invoiced sponsoring/support contracts: E mail: contact @…
read the full imgui overview →
About nunuStudio
nunuStudio is an open source game engine for the web it allows designers and web developers to easily develop 3D experiences for the web. Powered by three.js can run directly in the web or be exported as desktop application trough nwjs.io. Fully featured visual editor, supports a wide range of file formats, the tools are open source and completely free to use for both personal and commercial usage. Visual scene editor, code editor, visual tools to edit textures, materials, particle emitters and a powerful scripting API that allows the creation of complex applications using JavaScript or Python. Fully featured…
read the full nunuStudio overview →
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Frequently asked questions
Is imgui or nunuStudio more popular?
imgui has 76,934 GitHub stars and nunuStudio has 2,243. imgui has the larger community by that measure.
Are imgui and nunuStudio free?
Both are open source. imgui is licensed under MIT and nunuStudio under MIT. Neither carries a licence fee.
What is the difference between imgui and nunuStudio?
imgui is written in C++ and nunuStudio in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, imgui or nunuStudio?
Choose imgui if you want the larger community (76,934 stars) or its MIT licence terms. Choose nunuStudio if its feature set, stack or MIT licence fits better. Both are self-hostable.