Determining latest compatible version of raven.js

My team installed the on-premise version 8.22.0. How can I determine the latest compatible version of raven.js?

Raven.js’s github page states:

Raven.js 3.6 requires Sentry server 8.6.0 or later
Raven.js 2.0 requires Sentry server 8.0.0 or later

Would raven.js versions earlier than 3.6 be compatible?