diff --git a/Cargo.toml b/Cargo.toml
index cba2a0f..0915435 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,6 +10,9 @@ keywords = ["game-engine", "smallgames", "pixel-art", "tracker-music"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+eframe = "^0.12.0"
+egui = "^0.12.0"
+epi = "^0.12.0"
 env_logger = "0.8.3"
 hex = "^0.4.3"
 image = "0.23.14"
diff --git a/src/bin/editor.rs b/src/bin/editor.rs
new file mode 100644
index 0000000..fcb0f38
--- /dev/null
+++ b/src/bin/editor.rs
@@ -0,0 +1,102 @@
+use eframe::epi::Frame;
+use eframe::egui::CtxRef;
+use peachy::{Colour, Config, Game, Palette};
+
+struct EditorState {
+    game: Option<peachy::Game>,
+    // selected_palette: Option<&Palette>,
+}
+
+impl epi::App for EditorState {
+    fn update(&mut self, ctx: &CtxRef, frame: &mut Frame<'_>) {
+        egui::TopPanel::top("top_panel").show(ctx, |ui| {
+            egui::menu::bar(ui, |ui| {
+                egui::menu::menu(ui, "File", |ui| {
+                    if ui.button("Quit").clicked() {
+                        frame.quit();
+                    }
+                });
+            });
+        });
+
+        egui::SidePanel::left("side_panel", 200.0).show(ctx, |ui| {
+            ui.heading("Side Panel");
+
+            ui.horizontal(|ui| {
+                ui.label("Blah blah…");
+            });
+
+            // if let Some(game) = &mut self.game {
+            //     // todo colour picker
+            //     // todo tool picker
+            //     // todo collapsing panels for different things? buttons to launch browse windows?
+            // }
+        });
+
+        egui::CentralPanel::default().show(ctx, |ui| {
+            // todo if game is none, add a "load project" window?
+
+            if let Some(game) = &mut self.game {
+                // for palette in &mut game.palettes {
+                // }
+                // todo store selected palette in application state
+                // todo show palette window if selected
+                let palette = game.find_palette("example palette".into());
+
+                if let Some(palette) = palette {
+                    egui::Window::new(&palette.name)
+                        .default_width(200.0)
+                        .collapsible(false)
+                        .show(ctx, |ui| {
+                            ui.label("palette name");
+                            ui.text_edit_singleline(&mut palette.name);
+                        });
+                }
+            }
+        });
+    }
+
+    fn name(&self) -> &str {
+        "peachy"
+    }
+}
+
+fn main() {
+    // testing…
+    let state = EditorState {
+        game: Some(Game {
+            config: Config {
+                name: Some("example".into()),
+                width: 16,
+                height: 9,
+                tick: 400,
+                starting_room: None,
+                version: (0, 1)
+            },
+            entities: vec![],
+            images: vec![],
+            palettes: vec![
+                Palette { name: "example palette".into(), colours: vec![
+                    Colour { red: 79,  green: 30,  blue: 69  },
+                    Colour { red: 150, green: 48,  blue: 87  },
+                    Colour { red: 215, green: 68,  blue: 89  },
+                    Colour { red: 235, green: 112, blue: 96  },
+                    Colour { red: 255, green: 179, blue: 131 },
+                    Colour { red: 255, green: 255, blue: 255 },
+                    Colour { red: 127, green: 227, blue: 187 },
+                    Colour { red: 92,  green: 187, blue: 196 },
+                    Colour { red: 69,  green: 126, blue: 163 },
+                    Colour { red: 56,  green: 66,  blue: 118 },
+                    Colour { red: 50,  green: 36,  blue: 81  }
+                ]},
+            ],
+            scenes: vec![],
+            tiles: vec![],
+            music: vec![]
+        })
+    };
+
+    let native_options = eframe::NativeOptions::default();
+
+    eframe::run_native(Box::new(state), native_options);
+}