Delta-Crdts – Delta State-Based CRDTs in JavaScript

I've used this one: https://github.com/automerge/automerge

The OP may be referring to this one: https://www.npmjs.com/package/delta-crdts

I'm not sure what happened with this submission, it seems to link to itself?

Here is the original submission link https://github.com/peer-base/js-delta-crdts