diff --git a/COMMANDS.md b/COMMANDS.md
new file mode 100644
index 0000000..25cc6b4
--- /dev/null
+++ b/COMMANDS.md
@@ -0,0 +1,9 @@
+```bash
+# fenix repl (default)
+nix repl --expr "import <nixpkgs>{}" pkgs
+# fenix repl --nopkgs
+nix repl
+
+# fenix src FUNC (maybe a different name then src?)
+fenix repl <<< ":e $FUNC"
+```