Update readme

Author: wineee

README.md

@@ -28,3 +28,13 @@ nix build --no-update-lock-file
 - [ ] systemd unit
 
 [info](https://www.reddit.com/r/rust/comments/ec59eg/new_rust_library_to_shut_down_reboot_or_log_out/)
+
+
+## Similar projects
+
+- [wlogout](https://github.com/ArtsyMacaw/wlogout)
+- [wleave](https://github.com/AMNatty/wleave)
+- [pwrmenu](https://github.com/kamilernerd/pwrmenu)
+- [rlogout](https://github.com/MarcusBoay/rlogout)
+
+> This project is only used as a practice for learning rust and gtk