diff --git a/pontoon/insights/chs.py b/pontoon/insights/chs.py
index 0b19585abe..25129f4b02 100644
--- a/pontoon/insights/chs.py
+++ b/pontoon/insights/chs.py
@@ -18,6 +18,7 @@
     ALL_CONTRIBUTOR_STRING_THRESHOLD,
     COMPLETION_POINTS,
     ENABLED_PROJECT_POINTS,
+    KEY_PROJECT_SLUGS,
     MANAGER_POINTS,
     MANAGER_STRING_THRESHOLD,
     NEW_SIGNUP_POINTS,
@@ -27,17 +28,6 @@
 )
 
 
-KEY_PROJECT_SLUGS = [
-    "firefox-for-android",
-    "firefox-for-ios",
-    "mozilla-monitor-website",
-    "firefox-relay-website",
-    "firefox",
-    "mozilla-accounts",
-    "mozilla-vpn-client",
-]
-
-
 def get_completion_by_locale(locales) -> dict[int, float]:
     """Locale-level completion %: (approved + warnings) / total * 100."""
 
diff --git a/pontoon/insights/static/css/insights.css b/pontoon/insights/static/css/insights.css
index 3d4ed2acf4..62e48bab64 100644
--- a/pontoon/insights/static/css/insights.css
+++ b/pontoon/insights/static/css/insights.css
@@ -96,6 +96,22 @@
         background: var(--black-3);
       }
 
+      .cell {
+        vertical-align: bottom;
+        height: 44px;
+
+        a {
+          color: var(--status-translated-alt);
+        }
+
+        div {
+          margin-bottom: 6px;
+          white-space: nowrap;
+          overflow: hidden;
+          text-overflow: ellipsis;
+        }
+      }
+
       &.show-score-view {
         .info-container.base-view {
           display: none;
@@ -141,10 +157,6 @@
             color: var(--status-error);
           }
 
-          &.equal {
-            color: var(--grey-1);
-          }
-
           .fa-caret-up,
           .fa-caret-down {
             font-size: 1.4em;
diff --git a/pontoon/insights/templates/insights/widgets/community_health_table.html b/pontoon/insights/templates/insights/widgets/community_health_table.html
index c3c1ee5737..4dd26ea45e 100644
--- a/pontoon/insights/templates/insights/widgets/community_health_table.html
+++ b/pontoon/insights/templates/insights/widgets/community_health_table.html
@@ -20,7 +20,7 @@
         <th class="new-signups" title="New Signups" data-sort="">
           New<i class="fas"></i>
         </th>
-        <th class="enabled-projects" title="Enabled Projects" data-sort="">
+        <th class="enabled-projects" title="Enabled Key Projects" data-sort="">
           Projects<i class="fas"></i>
         </th>
         <th class="completion" title="Project Completion" data-sort="">
@@ -36,13 +36,11 @@
 {% endmacro %}
 
 {% macro delta_span(delta, percent=False) %}
-  {% if delta is not none %}
-    <span class="prev {% if delta > 0 %}up{% elif delta < 0 %}down{% else %}equal{% endif %}">
-      <i class="fas {% if delta > 0 %}fa-caret-up{% elif delta < 0 %}fa-caret-down{% else %}fa-minus{% endif %}"></i>
-      {% if delta != 0 %}
-      <span class="prev-string">{{ '+' if delta > 0 }}{{ delta }}{{ '%' if percent }}</span>
-      {% endif %}
-    </span>
+  {% if delta %}
+  <span class="prev {% if delta > 0 %}up{% else %}down{% endif %}">
+    <i class="fas {% if delta > 0 %}fa-caret-up{% else %}fa-caret-down{% endif %}"></i>
+    <span class="prev-string">{{ '+' if delta > 0 }}{{ delta }}{{ '%' if percent }}</span>
+  </span>
   {% endif %}
 {% endmacro %}
 
@@ -77,7 +75,7 @@
 
 {% macro item(locale, main_link, curr_snapshot=None, base_deltas=None, score_deltas=None, columns=None, class='limited') %}
   <tr class="{{ class }}">
-    <td class="code">
+    <td class="cell">
       <div>
         <a href="{{ main_link }}">{{ locale.code }}</a>
       </div>
diff --git a/pontoon/settings/base.py b/pontoon/settings/base.py
index eac7cdab1e..733992058e 100644
--- a/pontoon/settings/base.py
+++ b/pontoon/settings/base.py
@@ -1296,6 +1296,25 @@ def account_username(user):
 ENABLED_PROJECT_POINTS = float(os.environ.get("ENABLED_PROJECT_POINTS", 4.0))
 COMPLETION_POINTS = float(os.environ.get("COMPLETION_POINTS", 46.0))
 
+DEFAULT_KEY_PROJECT_SLUGS = (
+    "firefox",
+    "firefox-for-android",
+    "firefox-for-ios",
+    "firefox-relay-website",
+    "mozilla-accounts",
+    "mozilla-monitor-website",
+    "mozilla-vpn-client",
+)
+
+KEY_PROJECT_SLUGS = [
+    slug.strip()
+    for slug in os.environ.get(
+        "KEY_PROJECT_SLUGS",
+        ",".join(DEFAULT_KEY_PROJECT_SLUGS),
+    ).split(",")
+    if slug.strip()
+]
+
 DEFAULT_AUTO_FIELD = "django.db.models.AutoField"
 
 # Used in the header of the Terminology (.TBX) files.