diff --git a/kubernetes/apps/youtrack/deployment.yaml b/kubernetes/apps/youtrack/deployment.yaml
new file mode 100644
index 00000000..1bed88fa
--- /dev/null
+++ b/kubernetes/apps/youtrack/deployment.yaml
@@ -0,0 +1,90 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: youtrack
+  namespace: youtrack
+  labels:
+    app.kubernetes.io/name: youtrack
+spec:
+  replicas: 1
+  # One process owns the database directory.
+  strategy:
+    type: Recreate
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: youtrack
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: youtrack
+    spec:
+      automountServiceAccountToken: false
+      enableServiceLinks: false
+      securityContext:
+        runAsNonRoot: true
+        # The image's service account.
+        runAsUser: 13001
+        runAsGroup: 13001
+        fsGroup: 13001
+        seccompProfile:
+          type: RuntimeDefault
+      containers:
+        - name: youtrack
+          image: jetbrains/youtrack:2026.2.19728@sha256:c5e9cedc6fb1d7bcc9b3b56fc3f63e563623e1cd39396161eb70957991583950
+          securityContext:
+            allowPrivilegeEscalation: false
+            capabilities:
+              drop: ["ALL"]
+          ports:
+            - name: http
+              containerPort: 8080
+          resources:
+            requests:
+              cpu: 250m
+              memory: 2Gi
+            limits:
+              memory: 4Gi
+          startupProbe:
+            tcpSocket:
+              port: http
+            periodSeconds: 10
+            failureThreshold: 60
+          readinessProbe:
+            tcpSocket:
+              port: http
+            periodSeconds: 10
+          livenessProbe:
+            tcpSocket:
+              port: http
+            periodSeconds: 30
+            failureThreshold: 4
+          volumeMounts:
+            - name: youtrack
+              mountPath: /opt/youtrack/data
+              subPath: data
+            - name: youtrack
+              mountPath: /opt/youtrack/conf
+              subPath: conf
+            - name: youtrack
+              mountPath: /opt/youtrack/logs
+              subPath: logs
+            - name: youtrack
+              mountPath: /opt/youtrack/backups
+              subPath: backups
+      volumes:
+        - name: youtrack
+          persistentVolumeClaim:
+            claimName: youtrack
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: youtrack
+  namespace: youtrack
+spec:
+  selector:
+    app.kubernetes.io/name: youtrack
+  ports:
+    - name: http
+      port: 8080
+      targetPort: http
diff --git a/kubernetes/apps/youtrack/ingress.yaml b/kubernetes/apps/youtrack/ingress.yaml
new file mode 100644
index 00000000..e88b6c9c
--- /dev/null
+++ b/kubernetes/apps/youtrack/ingress.yaml
@@ -0,0 +1,27 @@
+# LAN-only (UDM record via dns.renner.uno/internal); no public label until login goes through Authentik.
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: youtrack
+  namespace: youtrack
+  labels:
+    dns.renner.uno/internal: "true"
+  annotations:
+    cert-manager.io/cluster-issuer: letsencrypt-cluster
+spec:
+  ingressClassName: traefik
+  tls:
+    - hosts:
+        - youtrack.renner.uno
+      secretName: youtrack-tls
+  rules:
+    - host: youtrack.renner.uno
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: youtrack
+                port:
+                  number: 8080
diff --git a/kubernetes/apps/youtrack/kustomization.yaml b/kubernetes/apps/youtrack/kustomization.yaml
new file mode 100644
index 00000000..ad23ae39
--- /dev/null
+++ b/kubernetes/apps/youtrack/kustomization.yaml
@@ -0,0 +1,7 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - pvc.yaml
+  - deployment.yaml
+  - ingress.yaml
+  - oidcclient.yaml
diff --git a/kubernetes/apps/youtrack/oidcclient.yaml b/kubernetes/apps/youtrack/oidcclient.yaml
new file mode 100644
index 00000000..b3160f03
--- /dev/null
+++ b/kubernetes/apps/youtrack/oidcclient.yaml
@@ -0,0 +1,13 @@
+# Authentik OIDC client, created by authentik-gate-sync; issuer https://auth.renner.uno/application/o/youtrack/.
+apiVersion: auth.renner.uno/v1alpha1
+kind: OIDCClient
+metadata:
+  name: youtrack
+  namespace: youtrack
+spec:
+  launchURL: https://youtrack.renner.uno
+  group: YouTrack Users
+  redirectURIs:
+    # YouTrack generates the callback when the auth module is created; pin it strict once known.
+    - matchingMode: regex
+      url: ^https://youtrack\.renner\.uno/.*$
diff --git a/kubernetes/apps/youtrack/pvc.yaml b/kubernetes/apps/youtrack/pvc.yaml
new file mode 100644
index 00000000..101908f4
--- /dev/null
+++ b/kubernetes/apps/youtrack/pvc.yaml
@@ -0,0 +1,17 @@
+# YouTrack data, conf, logs and backups (subPaths); Velero youtrack-daily.
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: youtrack
+  namespace: youtrack
+  labels:
+    app.kubernetes.io/name: youtrack
+  annotations:
+    kustomize.toolkit.fluxcd.io/prune: disabled
+spec:
+  accessModes:
+    - ReadWriteOnce
+  storageClassName: ceph-block
+  resources:
+    requests:
+      storage: 20Gi
diff --git a/kubernetes/clusters/homelab/restore.yaml b/kubernetes/clusters/homelab/restore.yaml
index 33f6d1ee..a44acc80 100644
--- a/kubernetes/clusters/homelab/restore.yaml
+++ b/kubernetes/clusters/homelab/restore.yaml
@@ -394,3 +394,31 @@ spec:
         status.validationErrors.exists(e, e.startsWith('No backups found for schedule')))))
       current: >-
         has(status.phase) && (status.phase == 'Completed' || status.phase == 'FailedValidation')
+---
+apiVersion: kustomize.toolkit.fluxcd.io/v1
+kind: Kustomization
+metadata:
+  name: restore-youtrack
+  namespace: flux-system
+spec:
+  interval: 10m
+  timeout: 1h
+  sourceRef:
+    kind: GitRepository
+    name: flux-system
+  path: ./kubernetes/restore/youtrack
+  prune: true
+  wait: true
+  dependsOn:
+    - name: restore-gitea
+    - name: velero-backups-synced
+    - name: infrastructure-ceph-cluster
+  healthCheckExprs:
+    - apiVersion: velero.io/v1
+      kind: Restore
+      failed: >-
+        has(status.phase) && (status.phase in ['Failed', 'PartiallyFailed'] ||
+        (status.phase == 'FailedValidation' && !(has(status.validationErrors) &&
+        status.validationErrors.exists(e, e.startsWith('No backups found for schedule')))))
+      current: >-
+        has(status.phase) && (status.phase == 'Completed' || status.phase == 'FailedValidation')
diff --git a/kubernetes/clusters/homelab/youtrack.yaml b/kubernetes/clusters/homelab/youtrack.yaml
new file mode 100644
index 00000000..cc11ca1d
--- /dev/null
+++ b/kubernetes/clusters/homelab/youtrack.yaml
@@ -0,0 +1,25 @@
+apiVersion: kustomize.toolkit.fluxcd.io/v1
+kind: Kustomization
+metadata:
+  name: youtrack
+  namespace: flux-system
+spec:
+  interval: 10m
+  retryInterval: 1m
+  timeout: 15m
+  sourceRef:
+    kind: GitRepository
+    name: flux-system
+  path: ./kubernetes/apps/youtrack
+  prune: true
+  wait: true
+  # OIDCClient Ready tracks Authentik (e.g. the group exists), not this apply.
+  healthCheckExprs:
+    - apiVersion: auth.renner.uno/v1alpha1
+      kind: OIDCClient
+      current: "true"
+  dependsOn:
+    - name: restore-youtrack
+    - name: infrastructure
+    - name: infrastructure-crds
+    - name: infrastructure-ceph-cluster
diff --git a/kubernetes/infrastructure/namespaces/namespaces.yaml b/kubernetes/infrastructure/namespaces/namespaces.yaml
index 1a22a6ef..05ba3f3a 100644
--- a/kubernetes/infrastructure/namespaces/namespaces.yaml
+++ b/kubernetes/infrastructure/namespaces/namespaces.yaml
@@ -83,6 +83,11 @@ metadata:
 ---
 apiVersion: v1
 kind: Namespace
+metadata:
+  name: youtrack
+---
+apiVersion: v1
+kind: Namespace
 metadata:
   name: immich
 ---
diff --git a/kubernetes/infrastructure/network-policies/kustomization.yaml b/kubernetes/infrastructure/network-policies/kustomization.yaml
index ea5327db..3d27cff2 100644
--- a/kubernetes/infrastructure/network-policies/kustomization.yaml
+++ b/kubernetes/infrastructure/network-policies/kustomization.yaml
@@ -32,6 +32,7 @@ resources:
   - wordpress-ns.yaml
   - ai-ns.yaml
   - navidrome-ns.yaml
+  - youtrack-ns.yaml
   - uptime-monitor-ns.yaml
   - kuma-sync-ns.yaml
   - cloudflare-lb-sync-ns.yaml
diff --git a/kubernetes/infrastructure/network-policies/youtrack-ns.yaml b/kubernetes/infrastructure/network-policies/youtrack-ns.yaml
new file mode 100644
index 00000000..1b2cc7a2
--- /dev/null
+++ b/kubernetes/infrastructure/network-policies/youtrack-ns.yaml
@@ -0,0 +1,107 @@
+apiVersion: cilium.io/v2
+kind: CiliumNetworkPolicy
+metadata:
+  name: default-deny-ingress
+  namespace: youtrack
+spec:
+  endpointSelector: {}
+  ingress:
+    - fromEndpoints:
+        - matchLabels:
+            "k8s:io.kubernetes.pod.namespace": youtrack
+    - fromEndpoints:
+        - matchLabels:
+            "k8s:io.kubernetes.pod.namespace": ingress
+            app.kubernetes.io/name: traefik
+    - fromEndpoints:
+        - matchLabels:
+            "k8s:io.kubernetes.pod.namespace": monitoring
+    - fromEntities:
+        - host
+        - remote-node
+    # ICMP — all standard ICMPv4 + ICMPv6 from any cluster pod. See
+    # home-assistant-ns.yaml for the rationale (CT-RELATED path not
+    # passing related ICMP empirically; per-namespace shape, mirroring
+    # commit 3c517a0's verified-safe pattern with the 66dbe9f type set).
+    - fromEndpoints:
+        - matchExpressions:
+            - key: io.kubernetes.pod.namespace
+              operator: Exists
+      icmps:
+        - fields:
+            - { type: 0,   family: IPv4 }
+            - { type: 3,   family: IPv4 }
+            - { type: 8,   family: IPv4 }
+            - { type: 11,  family: IPv4 }
+            - { type: 12,  family: IPv4 }
+            - { type: 1,   family: IPv6 }
+            - { type: 2,   family: IPv6 }
+            - { type: 3,   family: IPv6 }
+            - { type: 4,   family: IPv6 }
+            - { type: 128, family: IPv6 }
+            - { type: 129, family: IPv6 }
+            - { type: 133, family: IPv6 }
+            - { type: 134, family: IPv6 }
+            - { type: 135, family: IPv6 }
+            - { type: 136, family: IPv6 }
+            - { type: 143, family: IPv6 }
+  egress:
+    - toEndpoints:
+        - matchLabels:
+            "k8s:io.kubernetes.pod.namespace": youtrack
+    - toEndpoints:
+        - matchLabels:
+            "k8s:io.kubernetes.pod.namespace": ingress
+            app.kubernetes.io/name: traefik
+    - toEndpoints:
+        - matchLabels:
+            "k8s:io.kubernetes.pod.namespace": kube-system
+            k8s-app: kube-dns
+      toPorts:
+        - ports:
+            - port: "53"
+              protocol: UDP
+    # host/remote-node: kubelet probes + node-local reach (Ceph mons on host net)
+    - toEntities:
+        - host
+        - remote-node
+    # ICMP — egress mirror; see ingress block above.
+    - toEndpoints:
+        - matchExpressions:
+            - key: io.kubernetes.pod.namespace
+              operator: Exists
+      icmps:
+        - fields:
+            - { type: 0,   family: IPv4 }
+            - { type: 3,   family: IPv4 }
+            - { type: 8,   family: IPv4 }
+            - { type: 11,  family: IPv4 }
+            - { type: 12,  family: IPv4 }
+            - { type: 1,   family: IPv6 }
+            - { type: 2,   family: IPv6 }
+            - { type: 3,   family: IPv6 }
+            - { type: 4,   family: IPv6 }
+            - { type: 128, family: IPv6 }
+            - { type: 129, family: IPv6 }
+            - { type: 133, family: IPv6 }
+            - { type: 134, family: IPv6 }
+            - { type: 135, family: IPv6 }
+            - { type: 136, family: IPv6 }
+            - { type: 143, family: IPv6 }
+---
+# Outbound HTTPS: OIDC discovery/token/JWKS at auth.renner.uno (Traefik VIP, matched as traefik
+# pods above) and JetBrains services (license, update check), mail-free.
+apiVersion: cilium.io/v2
+kind: CiliumNetworkPolicy
+metadata:
+  name: youtrack-egress-https
+  namespace: youtrack
+spec:
+  endpointSelector: {}
+  egress:
+    - toEntities:
+        - world
+      toPorts:
+        - ports:
+            - port: "443"
+              protocol: TCP
diff --git a/kubernetes/infrastructure/velero-schedules/schedules.yaml b/kubernetes/infrastructure/velero-schedules/schedules.yaml
index ccea8bc6..e024113f 100644
--- a/kubernetes/infrastructure/velero-schedules/schedules.yaml
+++ b/kubernetes/infrastructure/velero-schedules/schedules.yaml
@@ -369,3 +369,23 @@ spec:
     labelSelector:
       matchLabels:
         app.kubernetes.io/name: synapse
+---
+apiVersion: velero.io/v1
+kind: Schedule
+metadata:
+  name: youtrack-daily
+  namespace: velero
+  labels:
+    app.kubernetes.io/part-of: homelab-backup
+spec:
+  # Daily at 10:15 local, next free stagger slot after matrix-daily at 09:45.
+  schedule: "15 10 * * *"
+  useOwnerReferencesInBackup: false
+  template:
+    includedNamespaces:
+      - youtrack
+    includedResources:
+      - persistentvolumeclaims
+    storageLocation: default
+    ttl: 720h0m0s
+    snapshotMoveData: true
diff --git a/kubernetes/restore/youtrack/kustomization.yaml b/kubernetes/restore/youtrack/kustomization.yaml
new file mode 100644
index 00000000..bc08b2d5
--- /dev/null
+++ b/kubernetes/restore/youtrack/kustomization.yaml
@@ -0,0 +1,4 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - restore.yaml
diff --git a/kubernetes/restore/youtrack/restore.yaml b/kubernetes/restore/youtrack/restore.yaml
new file mode 100644
index 00000000..9a409297
--- /dev/null
+++ b/kubernetes/restore/youtrack/restore.yaml
@@ -0,0 +1,7 @@
+apiVersion: velero.io/v1
+kind: Restore
+metadata:
+  name: youtrack
+  namespace: velero
+spec:
+  scheduleName: youtrack-daily