Action Web Headquarters - - Amiga group specialising in AGA-fixes, HD installers and utilities for classic games. Freely-distributable games, including old commercial releases, are available for download and second-hand games may be traded.
Get Those Old Amiga Games Working - - A compatibility list for Amiga games including details on how to get each to work depending on your system.
JOTD Patch & HD Installers - - Patcher to use old A500 games and demos in modern Amigas. Like WHDLoad, it's frequently updated with new installers.
Kaervek - - HD installers and patches for about a hundred games, sorted alphabetically. These are made by the author and do not use JST or WHDLoad.