Hello,
We are using jreviews from a while now and its just amazing, they announced recently the release of V3 which is more permformant especially with an optional addon "Queue" which use process monitor that can execute queued events (Supervisor) for cronjobs,
dont know if that may be intereted to have some thing similat for SI extensions !
https://docs.jreviews.com/?title=JReviews_Queue_Add-on