Welcome to the community @ashwini.bt
Yes, we can expect more custom categories. For more information kindly refer to these threads
You can use the option ‘Add your first tag’ and create a custom tag under the main category. In this case, ATM withdrawals may be grouped under Transfers or Miscellaneous. So you can add a Tag like ATM under those transactions
At present, You can link your Rupay Credit card on the Jupiter app