Nundina › Discover calendars › Version End-of-Life Dates calendar › Prometheus 3.15 end of lifePrometheus 3.15 end of life6 November 2026Prometheus 3.15 stops receiving security updates. Released 24 Sep 2026. Latest version 3.15.1 (21 Oct 2026). Source: endoflife.date.Version End-of-Life Dates calendarMore from this calendar