moira is queued for analysis. Crawling candidates and ranking them takes a few minutes. This page updates itself when the list exists — you can also come back later.
What is known so far comes from the other direction:
These projects were analysed and named moira among their alternatives. The relationship is not symmetric — how moira rates them is a separate judgement, made when moira is analysed in its own right.
calls moira “Choose for lightweight realtime alerting over Graphite/Prometheus when you don't need Nightingale's broader data-source and notification management.”
Nightingale is to monitoring and alerting what Grafana is to visualization.