Grafana is dashboards over a stack you assemble (LGTM); SigNoz is an integrated OTel-native metrics/traces/logs app, https://saaskart.co/software/signoz vs http
Grafana is technical/operational dashboards (metrics, monitoring); Geckoboard is business KPI displays for teams, https://saaskart.co/software/geckoboard. Tech
Grafana is open-source dashboards you assemble (often self-hosted); New Relic is a managed, unified observability platform, https://saaskart.co/software/new-rel
Datadog is a fully managed, all-in-one observability suite; Grafana (with Prometheus/Loki) is open-source and cheaper but you assemble and run more of the stack
