// the take
raygui is a single-header, immediate-mode GUI library built as a companion to raylib, meant for building internal tools rather than shipping end-user application UIs. It's aimed at C/C++ developers who want simple widgets (buttons, sliders, color pickers) without pulling in a retained-mode UI framework.
The immediate-mode model keeps state management out of your hands entirely — no widget tree, no callbacks, just function calls per frame, which is genuinely simpler to reason about for small tools. Single-header distribution with the usual STB-style split (declare without RAYGUI_IMPLEMENTATION, define it once) makes integration trivial. The icon system is clever: a 4KB packed 1-bit array gives 512 icons usable inline in any label string via #iconId# prefixes, no image loading required. The styling system (GuiLoadStyle, .rgs files) separates visual theming from layout code cleanly, and the author ships matching editor tools (rGuiStyler, rGuiLayout) for it.
Hard-coupled to raylib for rendering and input in practice, even though a 'standalone' backend exists — if you're not already on raylib, you're adopting two dependencies to get one GUI. The 5.0 release just broke the API (every function now returns a result value), so anyone pinning to master gets build breaks with no semver guarantee — the README explicitly warns master tracks raylib's master, which is a rolling target, not a stable release train. Immediate-mode GUIs don't scale well past tool-building: things like multi-window docking, text layout/wrapping, or accessibility are either absent or left to you to build on top. No retained widget state also means anything stateful (scroll position, focus, drag) is manually threaded through your own variables, which gets unwieldy once a UI grows past a few dozen controls.
We read the README, the directory tree and a key source file in October 2026. Nobody pays to be listed. How we judge →