For tourist visa:
1) ETA (visitor): An electronically stored authority for short-term visits to Australia of up to 3 months. Available to passport holders from a number of countries and regions, who are outside Australia.
2) eVisitors: An electronically stored authority for visits to Australia for tourism or business purposes for up to three months. Available to passport holders from the European Union and a number of other European countries, who are outside Australia.
3) Tourist visa: A temporary visa allowing a stay in Australia of up to three or six or 12 months. Applicants can apply from both outside and in Australia. Some tourists are eligible to lodge an online application for an e676 Tourist visa.
4) Sponsored Family Visitor Visa: For people seeking to visit family in Australia for a stay period of up to 12 months. Formal sponsorship by an Australian citizen or permanent resident is required.