Mongosync with community edition

Hello All,
based on the license docs for mongosync

1. LICENSE.  During the Period (as defined below), subject to Your full and
ongoing compliance with all terms and conditions of this Agreement and subject
to You having purchased a MongoDB Atlas subscription, Company hereby grants You
a limited, revocable, non-exclusive, non-transferable, non-sublicensable
license to install and use the Software in your internal environment, and
solely for the intended purpose of the Software. For clarity, you may only
install and use the Software to migrate from MongoDB Community server to
MongoDB Atlas or to migrate or sync between your MongoDB Atlas clusters.

Do you have any alternative option to be able to continuously sync 2 community replication set?