The 2.1 version of MacBS2 for Mac was available as a free download on our website. The actual developer of this Mac application is muratnkonar. This application's bundle is identified as uk.ac.rca.interaction. The MacBS2 installer is commonly called macbs2_2.1b4_install.zip or MacBS2 2.1b4 Install.zip etc. The application relates to Developer Tools. The most popular version among the program users is 2.1.
From the developer:
MacBS2 uses a software library provided by Parallax to compile your source code to something a BS2 chip can run. This library (called the 'Tokenizer' by Parallax) is available as a PowerPC library only, so linking to it requires the application (MacBS2) to be PowerPC as well.
You may want to check out more Mac applications, such as HexDecBin, Pleinpot or Ch, which might be similar to MacBS2.