This Lix change control system allows storing, tracking, querying, and reviewing changes in different file formats, e.g., .xlsx, .sqlite, or .inlang, but as in the blog post, could also bring Word's "track changes" level of traceability to Markdown:
https://github.com/opral/monorepo/tree/main/lix
I'm very interested in seeing how this would improve over git diffs (or something like gerrit + fisheye) for infra-as-code especially controls-as-code.
Looks like an SDK is "coming soon"...