Quesa 1.7 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The software relates to Developer 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:
Quesa is a cross-platform, open-source project to re-implement QD3D under the LGPL license. The primary goal is to provide API and binary compatibility with Apple's QD3D 1.6, but at the same time, Quesa has surpassed its predecessor in several ways.