Both tagged game-engine, game-development, gamedev.
RepoClash › Game Engine rivals
RepoClash · the open-source arena
imgui vs mach
Game Engine rivals. Both tagged game-engine, game-development, gui. Six rounds of real GitHub data, an AI referee, and the crowd picks a side.

ocornut/imgui: 77,065 stars, C++. Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
hexops/mach: 4,866 stars, Zig. zig game engine & graphics toolkit - mirror of https://code.hexops.com/hexops/mach
imgui vs mach: tale of the tape
GitHub data as of November 11, 2026imgui has 15.8 times as many GitHub stars as mach (77,065 vs 4,866). In the last 6 days, imgui gained more stars: +88 (+0.1%) against +3 (+0.1%) for mach. imgui saw more development in the last 52 weeks with 826 commits, against 179 for mach. imgui is the older project (created July 2014), mach started in July 2021. imgui is written mainly in C++, mach in Zig.
| ocornut/imgui | hexops/mach | |
|---|---|---|
| Stars | 77,065 | 4,866 |
| Stars gained, last 6 days | +88 | +3 |
| Growth, last 6 days | +0.1% | +0.1% |
| Avg. stars per day since creation | 17 | 3 |
| Forks | 12,103 | 209 |
| Commits, last 52 weeks | 826 | 179 |
| Open issues | 1,214 | 165 |
| Best Repocharts rank today | #11 in C++ | #12 in Zig |
| Language | C++ | Zig |
| License | MIT | – |
| Created | Jul 21, 2014 | Jul 4, 2021 |
| Last push | Nov 10, 2026 | May 23, 2026 |
Quick answers
Which is more popular, imgui or mach?
imgui has 15.8 times as many GitHub stars as mach (77,065 vs 4,866) (Repocharts data as of November 11, 2026).
Which is growing faster, imgui or mach?
In the last 6 days, imgui gained more stars: +88 (+0.1%) against +3 (+0.1%) for mach.
Which is more actively developed?
imgui saw more development in the last 52 weeks with 826 commits, against 179 for mach.
What languages are imgui and mach written in?
imgui is written mainly in C++, mach in Zig.
How does RepoClash compare imgui and mach?
RepoClash scores both repositories in six rounds (popularity, momentum, activity, community, maintenance and freshness) from public GitHub data, adds an AI referee's verdict and lets developers vote for their favorite. Star counts are updated daily.