Since CoC2 is built with Twine (SugarCube 2) and outputs JSON, there is no drag-and-drop editor. Instead, the “editor” is a toolchain: VS Code + Twee 3 Language Tools + CoC2’s own source (if you have it).
Overall Rating: ⭐⭐⭐⭐☆ (4/5) – Essential for power users, but with a learning curve. coc2 editor
Go to Settings -> Check “Enable Cheat Mode” -> New button appears in pause menu. Since CoC2 is built with Twine (SugarCube 2)