Downloading Amaryllis 0.983 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. This free Mac app was originally designed by Nullriver Software Inc. The program lies within Games, more precisely Tools. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
Play PS2, GameCube, PSP & XBox games online without monthly fees!
Why pay for all these networks when you can play for free using Amaryllis and the Kai network! Kai achieves its magic through tunneling and lets you enjoy your favorite online games without having to subscribe for any paid service.
Linux and Windows clients and binaries are also available at the site mentioned below.
You may want to check out more software for Mac, such as Labyrinthus X, iDistract or JourneyMaker, which might be similar to Amaryllis.