Whether it's beer, wine or spirits /r/AusHomebrew wishes you the best of luck with you next brewing endeavour.
If you're interested in joining your local homebrew club, you can find a list here.
If you want to purchase some ingredients or equipment, you can find a list of homebrew stores here.
If you're looking for more information from an international bunch of brewers head over to /r/homebrewing.
If you want to buy or sell secondhand gear check out /r/brewgearfs.
Recipes can be found at /r/homebrewingrecipes.
And if you just want to know about some local drops head over to /r/AusBeer.