The parser is avialable under a two-clause BSD license.
It uses three other projects:
It uses four other projects:
* Forty generates a [JastAdd](https://bitbucket.org/jastadd/jastadd2) AST. JastAdd is available under a modified BSD license.
* The test cases for the parser originate from [OpenFortran](https://github.com/OpenFortranProject/open-fortran-parser/) and are available under a BSD license.
* The debugging program [DrAST](https://bitbucket.org/jastadd/drast) from is also available under a BSD license.
* The [RATS!](https://cs.nyu.edu/rgrimm/xtc) parser generator is used. Its license is GPL, but the runtime libraries required are LGPL.
