Christians say you can be a good jew without the mitzvos, because yushke “fulfilled” them.
Conservatives say you can be a good jew without most mitzvos, but you need to keep some.
Reform say you are a good jew no matter what you do as long as you pay your dues to Hadassah/JNF, vote Democrat and support LGBT.
Modern Orthodoz Jews say you’re a good jew as long as you do the above(without much LGBT, just a little bit) and you also need to keep shabbos and kashrus.
Chabad say you’re a good jew if you believe in their rebbe, and keep some mitzvos.
Torah Jews say you’re a good Jew if you keep ALL of the mitzvos to the best of your ability.