imgui
Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
Dear ImGui is a lightweight C++ library for building in-game debugging panels and developer tools with minimal setup, using an immediate-mode approach that redraws the UI every frame.
Dear ImGui is a C++ library for building graphical user interfaces with minimal setup overhead. The name stands for "Immediate Mode GUI," a style where the interface is redrawn from scratch every frame rather than being built from a persistent tree of objects, which simplifies the code needed to display and update UI elements.
It is designed for game development and game engine tooling, where developers often need debugging panels, property editors, or in-app tools without the weight of a full UI framework. The description highlights that it has minimal dependencies and avoids unnecessary bulk, making it straightforward to drop into an existing C++ project. The README does not provide further detail about its features, architecture, supported platforms, or use cases, so a complete explanation is not possible from the provided data alone.
Where it fits
- Add a real-time debugging panel to your C++ game engine to inspect and tweak variables while the game runs.
- Build a property editor or settings window inside a game without pulling in a heavy UI framework.
- Drop lightweight developer tools into any existing C++ project with minimal dependency overhead.