Issues

• Request for Timeline of Next Alertmanager Release with Vulnerability Fixes

  prometheus/alertmanager#5691 · Filter by author PoojithaPrasad2001 opened on Oct 27, 2026
  14

• nflog gossip merge drops firing alerts, causing duplicate notifications from healthy cluster peers

  component/nflog
  prometheus/alertmanager#5685 · Filter by author dennisme opened on Oct 23, 2026
  3

• UI: receiver and group-by dropdowns are invisible in the web UI since v0.32.0

  component/ui
  Bug

  prometheus/alertmanager#5680 · Filter by author eumel8 opened on Oct 21, 2026

• API can use mixed inhibition rules during a configuration reload

  prometheus/alertmanager#5593 · Filter by author TheMeier opened on Sep 28, 2026
  

• Alertmanager not supported other slack compatibility config (Mattermost)

  kind/support
  prometheus/alertmanager#5557 · Filter by author antonshumeyko-se opened on Sep 14, 2026
  3

• UI: add notification observability when NotificationService is defined

  component/apicomponent/notifycomponent/uikind/enhancement
  prometheus/alertmanager#5494 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  

• UI: add parity, accessibility, performance, and release conformance

  component/uikind/enhancement
  prometheus/alertmanager#5493 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  

• UI: consume v3alpha watch streams for live updates

  component/apicomponent/uikind/enhancement
  prometheus/alertmanager#5492 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  

• UI: implement the full Silence lifecycle with SilenceService

  component/apicomponent/silencescomponent/uikind/enhancement
  prometheus/alertmanager#5491 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  

• UI: implement Alerts and alert groups with v3alpha services

  component/apicomponent/uikind/enhancement
  prometheus/alertmanager#5490 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  

• UI: integrate StatusService and configuration pages

  component/apicomponent/uikind/enhancement
  prometheus/alertmanager#5489 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  

• UI: implement the accessible application shell, theme, and settings

  component/uikind/enhancement
  prometheus/alertmanager#5488 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  

• UI: generate Connect TypeScript clients and establish the data layer

  component/apicomponent/uikind/enhancement
  prometheus/alertmanager#5487 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  

• UI: build and serve the Mantine application at /ui/

  component/uikind/enhancement
  prometheus/alertmanager#5486 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  1

  

• API v3alpha: documentation, conformance, and final hardening

  component/apikind/documentation
  prometheus/alertmanager#5485 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  1

  

• API v3alpha: NotificationService

  component/apicomponent/nflogcomponent/notifykind/design
  prometheus/alertmanager#5484 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  1

  

• API v3alpha: ReceiverService

  component/apicomponent/configkind/enhancement
  prometheus/alertmanager#5483 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  1

  

• API v3alpha: SilenceService

  component/apicomponent/silenceskind/enhancement
  prometheus/alertmanager#5482 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  1

  

• API v3alpha: AlertService

  component/apikind/enhancement
  prometheus/alertmanager#5481 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  1

  

• API v3alpha: build stored-mutation watch infrastructure

  component/apicomponent/storagekind/enhancement
  prometheus/alertmanager#5480 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  1

  

• API v3alpha: harden the ConnectRPC foundation

  component/apikind/enhancement
  prometheus/alertmanager#5478 · Filter by author siavashs opened on Aug 29, 2026 · v1.0
  1

  

• Versioned Configuration

  prometheus/alertmanager#5462 · Filter by author siavashs opened on Aug 21, 2026 · v1.0

• Auto expire silences that don't match anything for N period

  component/silences
  Feature

  prometheus/alertmanager#5459 · Filter by author zerkms opened on Aug 20, 2026
  4

• New UI integration with API v3alpha

  component/uikind/enhancement
  prometheus/alertmanager#5451 · Filter by author siavashs opened on Aug 14, 2026 · v1.0
  1

  

• API v3alpha

  component/api
  prometheus/alertmanager#5450 · Filter by author siavashs opened on Aug 14, 2026 · v1.0