- Download stan-udl.xml
- Save the file into the
userDefineLangs
folder in Notepad++ (can be reached via "Language -> User defined language"). - After restarting Notepad++, Stan will show under "Language" and will be associated with
.stan
files.
- Keywords, blocks, folding
- All built-in distributions and functions as of stan 2.14.0
Just file a pull request at https://github.com/martincerny/stan-notepad-plus-plus/