diff --git a/src/bin/movegen_tool.rs b/src/bin/movegen_tool.rs
new file mode 100644
index 0000000..56ad263
--- /dev/null
+++ b/src/bin/movegen_tool.rs
@@ -0,0 +1,16 @@
+//! Generates moves from the FEN in the argv.
+
+use chess_inator::Board;
+use chess_inator::fen::FromFen;
+use chess_inator::movegen::LegalMoveGen;
+use std::env;
+
+fn main() {
+    for arg in env::args().skip(2) {
+        let board = Board::from_fen(&arg).unwrap();
+        let mvs = board.gen_moves();
+        for mv in mvs.into_iter() {
+            println!("{mv:?}")
+        }
+    }
+}