If this is useful, a ❤️ helps others find it. Everything I keep looking up when building Tauri v2 apps — in one place. Tauri Commands (Rust → Frontend) // Define #[tauri::command] fn greet ( name : String ) -> String { format! ( "Hello, {}!" , name ) } // With error handling #[tauri::command] fn read_file ( path : String ) -> Result { std :: fs :: read_to_string ( path ) .map_err (| e | e .to_string ()) } // Async #[tauri::command] async fn fetch_data ( url : String ) -> Result { // async work here Ok ( "data" .to_string ()) } // Register tauri :: Builder :: default () .invoke_handler ( tauri :: generate_handler! [ greet , read_file , fetch_data ]) Enter fullscreen mode Exit fullscreen mode // Call from frontend import { invoke } from ' @tauri-apps/api/core ' ; const result = await invoke ( ' greet ' , { name : ' world ' }); const data = await invoke ( ' fetch_data ' , { url : ' https://...…