diff --git a/plugins/highlight-moved-portals.js b/plugins/highlight-moved-portals.js
new file mode 100644
index 000000000..318380e6d
--- /dev/null
+++ b/plugins/highlight-moved-portals.js
@@ -0,0 +1,49 @@
+// @author         screach
+// @name           Highlight moved portals
+// @category       Highlighter
+// @version        0.1.0
+// @description    Highlights portals with links with different location data
+
+/* exported setup --eslint */
+/* global L */
+// use own namespace for plugin
+var movedPortals = {};
+window.plugin.portalHighlighterMovedPortals = movedPortals;
+
+// exposed objects
+movedPortals.styles = {
+  fillOpacity: 1,
+  fillColor: '#FF0000',
+};
+
+var getLinkData = (lguid) => {
+  return window.links[lguid].options.data;
+};
+
+var toLatLng = (latE6, lngE6) => {
+  return L.latLng(latE6 / 1e6, lngE6 / 1e6);
+};
+
+var getDLatLng = (lguid) => {
+  var linkData = getLinkData(lguid);
+  return toLatLng(linkData.dLatE6, linkData.dLngE6);
+};
+
+var getOLatLng = (lguid) => {
+  var linkData = getLinkData(lguid);
+  return toLatLng(linkData.oLatE6, linkData.oLngE6);
+};
+
+movedPortals.highlightMovedPortals = (data) => {
+  var portalData = data.portal.options.data;
+  var latLng = toLatLng(portalData.latE6, portalData.lngE6);
+
+  var portalLinks = window.getPortalLinks(data.portal.options.guid);
+  if (portalLinks.in.some((lguid) => !getDLatLng(lguid).equals(latLng)) || portalLinks.out.some((lguid) => !getOLatLng(lguid).equals(latLng))) {
+    data.portal.setStyle(movedPortals.styles);
+  }
+};
+
+var setup = () => {
+  window.addPortalHighlighter('Moved portals', movedPortals.highlightMovedPortals);
+};
diff --git a/plugins/links-to-moved-portals.js b/plugins/links-to-moved-portals.js
new file mode 100644
index 000000000..3a74b2b94
--- /dev/null
+++ b/plugins/links-to-moved-portals.js
@@ -0,0 +1,111 @@
+// @author         screach
+// @name           Links to moved portals
+// @category       Layer
+// @version        0.1.0
+// @description    Show links to portals with different location data
+
+/* exported setup --eslint */
+/* global L */
+// use own namespace for plugin
+var plugin = {};
+window.plugin.linksToMovedPortals = plugin;
+
+// exposed objects
+plugin.styles = {
+  color: '#F00',
+  opacity: 1,
+  weight: 3,
+  interactive: false,
+  dashArray: '4,4',
+};
+
+var toLatLng = (latE6, lngE6) => {
+  return L.latLng(latE6 / 1e6, lngE6 / 1e6);
+};
+
+var getDLatLng = (linkData) => {
+  return toLatLng(linkData.dLatE6, linkData.dLngE6);
+};
+
+var getOLatLng = (linkData) => {
+  return toLatLng(linkData.oLatE6, linkData.oLngE6);
+};
+
+var getPortalLatLng = (portal) => {
+  return portal && toLatLng(portal.options.data.latE6, portal.options.data.lngE6);
+};
+
+var addLinks = (linkGuids) => {
+  linkGuids.map((lGuid) => window.links[lGuid]).forEach(plugin.addLink);
+};
+
+var findLayer = (lguid) => {
+  return plugin.linkLayer.getLayers().find((l) => l.options.guid === lguid);
+};
+
+plugin.portalLoaded = (data) => {
+  if (!plugin.disabled) {
+    var portalLinks = window.getPortalLinks(data.guid);
+    addLinks([...portalLinks.in, ...portalLinks.out]);
+  }
+};
+
+plugin.onLinkRemoved = (data) => {
+  if (!plugin.disabled) {
+    var layer = findLayer(data.link.options.guid);
+    if (layer) {
+      layer.remove();
+    }
+  }
+};
+
+plugin.addLink = (link) => {
+  if (!plugin.disabled && !findLayer(link.options.guid)) {
+    var linkData = link.options.data;
+    var origin = getPortalLatLng(window.portals[linkData.oGuid]);
+    var destination = getPortalLatLng(window.portals[linkData.dGuid]);
+    if ((origin && !origin.equals(getOLatLng(linkData))) || (destination && !destination.equals(getDLatLng(linkData)))) {
+      var poly = L.geodesicPolyline(link.getLatLngs(), Object.assign({}, plugin.styles, { guid: link.options.guid }));
+      poly.addTo(plugin.linkLayer);
+    }
+  }
+};
+
+plugin.checkAllLinks = () => {
+  if (!plugin.disabled) {
+    addLinks(Object.keys(window.links));
+  }
+};
+
+var createLayer = () => {
+  plugin.linkLayer = new L.FeatureGroup();
+  window.layerChooser.addOverlay(plugin.linkLayer, 'Links to moved portals');
+
+  window.map.on('layeradd', function (obj) {
+    if (obj.layer === plugin.linkLayer) {
+      delete plugin.disabled;
+      plugin.checkAllLinks();
+    }
+  });
+  window.map.on('layerremove', function (obj) {
+    if (obj.layer === plugin.linkLayer) {
+      plugin.disabled = true;
+      plugin.linkLayer.clearLayers();
+    }
+  });
+
+  if (!window.map.hasLayer(plugin.linkLayer)) {
+    plugin.disabled = true;
+  }
+};
+
+var addHooks = () => {
+  window.addHook('mapDataRefreshEnd', plugin.checkAllLinks);
+  window.addHook('portalDetailsUpdated', plugin.portalLoaded);
+  window.addHook('linkRemoved', plugin.onLinkRemoved);
+};
+
+var setup = () => {
+  createLayer();
+  addHooks();
+};