It is open source: https://github.com/klawsh/klaw.sh
Also worth noting, Gas Town and klaw solve different problems. Gas Town orchestrates coding agents on a codebase. klaw orchestrates operational agents (social media, support, sales) across teams and platforms. Different layer entirely.
Neither in letter (OSI) nor in spirit...
It is under a license that prevents using the source in any way you choose:
It's source-available, which is cool, but don't muddy the waters.