Kodo is a lightweight, modular IDE for Windows, with Linux support in the works. Its .kox extension system lets you add syntax highlighting, themes, plugins, and smart editing features without bloating the core. Kodo includes Build & Run, an integrated terminal, Project Search, customizable shortcuts, and Insight code completion. Open source under GPL-v3.0, Kodo is developed by SS-YYC and KerbalMissile.