Short answer: First Home Grant (up to $10,000), First Home Loan (5% deposit), First Home Partner (shared equity).
Besides KiwiSaver, you can get the First Home Grant (up to $10,000 cash), the First Home Loan (5% deposit), and in some cases the First Home Partner shared equity scheme. These are separate programs. You can combine them.
Kiwi Saver: Your savings
First Home Grant: Up to $10,000
First Home Loan: 5% deposit instead of 20%
First Home Partner: Govt owns 25%, you own 75%