add alf as a real world example

Author: DannyBen

README.md

@@ -208,6 +208,7 @@ Real World Examples
 --------------------------------------------------
 
 - [Rush][rush] - a Personal Package Manager
+- [Alf][alf] - a generator for bash aliases and sub-aliases
 
 
 Contributing / Support
@@ -218,3 +219,5 @@ to contribute, feel free to [open an issue][issues].
 
 [issues]: https://github.com/DannyBen/bashly/issues
 [rush]: https://github.com/DannyBen/rush-cli
+[alf]: https://github.com/DannyBen/alf
+