head to head · open source
imgui vs agones
imgui has 76,964 GitHub stars, 12,100 forks, 1,227 open issues and last shipped yesterday. agones has 7,099 stars, 956 forks, 59 open issues and last shipped yesterday. imgui leads on adoption by 984% (76,964 vs 7,099 stars). imgui is written in C++ under MIT; agones is written in Go under Apache-2.0. imgui has attracted 16% as many forks as stars, agones 13%. agones was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (game-development), 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 | agones | |
|---|---|---|
| GitHub stars | ★ 77K | ★ 7.1K |
| License | MIT | Apache-2.0 |
| Written in | C++ | Go |
| Last push | 2026-11-04 | 2026-11-04 |
| Forks | ⑂ 12K | ⑂ 956 |
| 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 agones if
- You want the agones feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and agones 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 agones
Agones is a library for hosting, running and scaling dedicated game servers on Kubernetes. Agones, is derived from the Greek word agōn which roughly translates to “contest”, “competition at games” and “gathering”. (source) Why does this project exist? Agones replaces usual bespoke or proprietary cluster management and game server scaling solutions with a Kubernetes cluster that includes the Agones custom Kubernetes Controller and matching Custom Resource Definitions for GameServers , Fleets and more. With Agones, Kubernetes gets native abilities to create, run, manage and scale dedicated game server processes…
read the full agones overview →
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Frequently asked questions
Is imgui or agones more popular?
imgui has 76,964 GitHub stars and agones has 7,099. imgui has the larger community by that measure.
Are imgui and agones free?
Both are open source. imgui is licensed under MIT and agones under Apache-2.0. Neither carries a licence fee.
What is the difference between imgui and agones?
imgui is written in C++ and agones in Go. 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 agones?
Choose imgui if you want the larger community (76,964 stars) or its MIT licence terms. Choose agones if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.