If you cannot make a successful application to Stamp 0 and still want to come to Ireland, you may need to investigate the other Stamp permission options. Alternative Stamps which you may be eligible for include the following:
Stamp 1: permission to work in an Irish business. There are multiple forms of Stamp 1, depending on the work you will be undertaking.
Stamp 2: permission to study a full-time course.
Stamp 3: general permission to remain given to long-term volunteers, ministers of religion, and spouses of a family member on a Stamp 1.
Stamp 4: permission to come to Ireland to start a business.
Stamp 5: permission to stay in Ireland without time conditions.
Stamp 6: given to Irish citizens with dual citizenship.