Petitparser: Dynamic Grammars in Smalltalk

I am the author of PetitParser, feel free to ask me anything!

Note that there are also ports to Java (https://github.com/petitparser/java-petitparser), Dart (https://github.com/petitparser/dart-petitparser), PHP (https://github.com/mindplay-dk/petitparserphp), and a few others ...