diff --git a/lib/plugins/validators/sync/06_autoplay.js b/lib/plugins/validators/sync/06_autoplay.js
index 2733bf16a..2c8880c9d 100644
--- a/lib/plugins/validators/sync/06_autoplay.js
+++ b/lib/plugins/validators/sync/06_autoplay.js
@@ -1,10 +1,7 @@
-import * as _ from 'underscore';
-
 export default {
 
     prepareLink: function(link) {
 
-
         if (link.href &&  link.type && link.type.indexOf('video/') > -1 && link.rel.indexOf(CONFIG.R.autoplay) > -1) {
             // Remove "autoplay" from html5 videos.
             link.rel.splice(link.rel.indexOf(CONFIG.R.autoplay), 1);
@@ -29,11 +26,10 @@ export default {
             var play = link.autoplay;
             // don't need this field any longer
             delete link.autoplay;
-
             
             if (link.href.indexOf(play) > -1 || link.rel.indexOf(CONFIG.R.autoplay) == -1) {
 
-               var stop = play.replace (/\=(\w+)/, function (p1, p2) {
+               var stop = play.replace(/\=(\w+)/, function (p1, p2) {
                     var antonyms = {
                         '1': '0',
                         '0': '1',
@@ -45,8 +41,8 @@ export default {
                     return '=' + antonyms[p2];
                 });                
 
-                var rels = _.clone(link.rel); 
-                var new_link = _.extend({}, link);
+                var rels = [...link.rel]; 
+                var new_link = Object.assign({}, link);
                 new_link.rel = rels; // deep copy
 
 
diff --git a/plugins/custom/og-image-rel-image.js b/plugins/custom/og-image-rel-image.js
index ede29456c..d300de450 100644
--- a/plugins/custom/og-image-rel-image.js
+++ b/plugins/custom/og-image-rel-image.js
@@ -1,6 +1,4 @@
-import * as _ from "underscore";
-
-var rel = [CONFIG.R.image, CONFIG.R.og];
+const rel = [CONFIG.R.image, CONFIG.R.og];
 
 function getImageLinks(image) {
     return [{
@@ -24,7 +22,7 @@ export default {
 
         if (og.image instanceof Array) {
 
-            return _.flatten(og.image.map(getImageLinks));
+            return og.image.map(getImageLinks).flat();
 
         } else if (og.image) {
 
diff --git a/plugins/domains/itunes.apple.com/apple.music.js b/plugins/domains/itunes.apple.com/apple.music.js
index e129d6f31..7fd84ab8a 100644
--- a/plugins/domains/itunes.apple.com/apple.music.js
+++ b/plugins/domains/itunes.apple.com/apple.music.js
@@ -1,5 +1,4 @@
 import * as URL from 'url';
-import * as _ from 'underscore';
 
 export default {
 
@@ -27,7 +26,7 @@ export default {
 
         var at = null;
         if (options.redirectsHistory) {
-            var original_url = _.find(options.redirectsHistory, function(u) {
+            var original_url = options.redirectsHistory.find(function(u) {
                 return u.indexOf('at=') > -1;
             });
             var query = original_url && URL.parse(original_url, true).query;
diff --git a/plugins/links/hosted/promo.js b/plugins/links/hosted/promo.js
index c21459af7..446ad4249 100644
--- a/plugins/links/hosted/promo.js
+++ b/plugins/links/hosted/promo.js
@@ -1,5 +1,3 @@
-import * as _ from 'underscore';
-
 export default {
 
     provides: 'self',
@@ -19,7 +17,7 @@ export default {
             promoUri = 'http:' + promoUri;
         }
 
-        var options2 = _.extend({}, options, {debug: false, mixAllWithDomainPlugin: false});
+        var options2 = {...options, ...{debug: false, mixAllWithDomainPlugin: false}};
         delete options2.promoUri;
         delete options2.jar;
 
@@ -51,7 +49,7 @@ export default {
 
         var hasGoodLinks = false;
         var links = promo.links.filter(function(link) {
-            var match = _.intersection(link.rel, CONFIG.PROMO_RELS);
+            var match = CONFIG.PROMO_RELS.filter(rel => link.rel.indexOf(rel) > -1);
             if (match.length > 1 || (match.length > 0 && match.indexOf(CONFIG.R.thumbnail) === -1)) {
                 // Detect if has something except thumbnail.
                 hasGoodLinks = true;
@@ -79,7 +77,7 @@ export default {
                     delete link[attr];
                 }
             });
-            if (!_.isEmpty(m)) {
+            if (Object.keys(m).length > 0) {
                 link.media = m;
             }
             if (typeof __promoUri === "string") {
diff --git a/plugins/links/og-video.js b/plugins/links/og-video.js
index f2a798b41..91f6063ef 100644
--- a/plugins/links/og-video.js
+++ b/plugins/links/og-video.js
@@ -1,4 +1,3 @@
-import * as _ from "underscore";
 import utils from './utils.js';
 
 function getVideoLinks(video, whitelistRecord) {
@@ -57,12 +56,13 @@ export default {
 
             if (og.video instanceof Array) {
 
-                return utils.mergeMediaSize(_.flatten(og.video.map(function(video) {
-                    return getVideoLinks(video, whitelistRecord);
-                })));
+                return utils.mergeMediaSize(
+                    og.video.map(function(video) {
+                        return getVideoLinks(video, whitelistRecord);
+                    }).flat()
+                );
 
             } else if (og.video) {
-
                 return getVideoLinks(og.video, whitelistRecord);
             }
         }
diff --git a/plugins/links/twitter-stream.js b/plugins/links/twitter-stream.js
index b06184138..5414f3a61 100644
--- a/plugins/links/twitter-stream.js
+++ b/plugins/links/twitter-stream.js
@@ -1,5 +1,3 @@
-import * as _ from "underscore";
-
 function getStreamLinks(twitter, stream, whitelistRecord) {
 
     var player = {
@@ -44,13 +42,11 @@ export default {
             var stream = twitter.player.stream;
 
             if (stream instanceof Array) {
-
-                return _.flatten(stream.map(function(s) {
+                return stream.map(function(s) {
                     return getStreamLinks(twitter, s, whitelistRecord);
-                }));
+                }).flat();
 
             } else if (stream) {
-
                 return getStreamLinks(twitter, stream, whitelistRecord);
             }
         }