Tweego’s been around for a few years now in beta, however, I’ve finally had some time to polish it up and publish a proper release.
Tweego is a free (gratis and libre) command line compiler for Twine/Twee story formats, written in Go, which is compatible with all story formats (both Twine 1 and Twine 2 styles).
Announcing Tweego v1.0.1:
Downloads & documentation: http://www.motoslave.net/tweego/
Edit: Updated to v1.0.1 to fix an import issue.