The 0.5 version of frog3d for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. The program lies within Developer Tools, more precisely IDE. The most popular version among the program users is 0.5. The frog3d installer is commonly called frog3d-0.5.dmg. The actual developer of this free Mac application is THOMAS Alexandre.
From the developer:
This is an API that allows you to view some 3DS file. Frog3D is a quick API, that is programming in C++ and use QT and OpenGL. In order to compile and install Frog3d on your system, type the following in the base directory of the Frog3d distribution: ./configure ; make ; make install.
You may want to check out more software for Mac, such as PowerGlot, flex sdk 3 or Ganymede, which might be related to frog3d.