PunyInform v3.1 was just published. Read more at https://twitter.com/FRamsberg/status/1451881045209518081

Among other things, this release has a new document, a PunyInform Quick Reference. To learn more about this, see https://intfiction.org/t/punyinform-quick-reference/53154

Except for this the new release contains some advanced new features, along with lots of bugfixes and optimizations.