doc(euncertainty): Correct note

Author: HaoZeke

docs/src/outputs/energy.rst

@@ -243,4 +243,40 @@ The energy uncertainty must have the following metadata:
     - same as :ref:`energy-output`
     - same as :ref:`energy-output`
 
-Currently, no simulation engines can use the ``"energy_uncertainty`` output.
+The following simulation engines can use the ``"energy_uncertainty"``
+output:
+
+.. grid:: 1 3 3 3
+
+  .. grid-item-card::
+    :text-align: center
+    :padding: 1
+    :link: engine-ase
+    :link-type: ref
+
+    |ase-logo|
+
+  .. grid-item-card::
+    :text-align: center
+    :padding: 1
+    :link: engine-ipi
+    :link-type: ref
+
+    |ipi-logo|
+
+  .. grid-item-card::
+    :text-align: center
+    :padding: 1
+    :link: engine-eon
+    :link-type: ref
+
+    |eon-logo|
+    |eon-logo-dark|
+
+  .. grid-item-card::
+    :text-align: center
+    :padding: 1
+    :link: engine-lammps
+    :link-type: ref
+
+    |lammps-logo|