Cogent Core: Write Once, Run Everywhere

Cogent Core is a free and open-source framework for building powerful, fast, and elegant 2D and 3D applications that run on macOS, Windows, Linux, iOS, Android, and the web from a single Go codebase. This 'write once, run everywhere' framework boasts extensive documentation and interactive examples directly editable and runnable on its website, which is itself a Cogent Core app running on wasm. Installation instructions must be followed before development.