Most Free Game Downloads I have found are here donated by the programmers or owners www.gamehippo.com
Zelda Classic Rocks!
If you go here you can access
Programs, Editors, and quests for Zelda.
They have a great quest editor too,
you make your own! I love it! www.zeldaclassic.com Zelda forums and a quest database are at Pure ZC www.purezc.com