, and Windows can be downloaded.</p>
<p>Prior to release 2.22, the Stan compiler program was compiled from C++
source code that was part of the core Stan library. This C++ compiler
is still available as program <code>bin/stanc2</code>. This compiler is no
longer being maintained, i.e., existing bugs will not be fixed and new
functions and features are only available in the stanc3 compiler. Its
intended use is as a diagnostic tool and backup for the new stanc3 compiler.
For some future version, it will be dr