diff --git a/dump.rdb b/dump.rdb
new file mode 100644
index 0000000000..8f0fc0d43b
Binary files /dev/null and b/dump.rdb differ
diff --git a/public/openapi/components/schemas/PostObject.yaml b/public/openapi/components/schemas/PostObject.yaml
index ea91579cc6..45b6ecf80d 100644
--- a/public/openapi/components/schemas/PostObject.yaml
+++ b/public/openapi/components/schemas/PostObject.yaml
@@ -16,6 +16,8 @@ PostObject:
       type: number
     deleted:
       type: boolean
+    endorse:
+      type: number
     upvotes:
       type: number
     downvotes:
diff --git a/public/openapi/read/topic/topic_id.yaml b/public/openapi/read/topic/topic_id.yaml
index f0fde1b6c0..c80e4aa1a7 100644
--- a/public/openapi/read/topic/topic_id.yaml
+++ b/public/openapi/read/topic/topic_id.yaml
@@ -67,6 +67,8 @@ get:
                           type: number
                         deleted:
                           type: number
+                        endorse:
+                          type: number
                         upvotes:
                           type: number
                         downvotes:
@@ -75,6 +77,8 @@ get:
                           type: number
                         deleterUid:
                           type: number
+                        endorseUid:
+                          type: number
                         edited:
                           type: number
                         timestampISO:
diff --git a/public/openapi/write.yaml b/public/openapi/write.yaml
index c59b9bce29..7275f2d9e8 100644
--- a/public/openapi/write.yaml
+++ b/public/openapi/write.yaml
@@ -186,6 +186,8 @@ paths:
     $ref: 'write/posts/pid/upvoters.yaml'
   /posts/{pid}/bookmark:
     $ref: 'write/posts/pid/bookmark.yaml'
+  /posts/{pid}/endorse:
+    $ref: 'write/posts/pid/endorse.yaml'
   /posts/{pid}/diffs:
     $ref: 'write/posts/pid/diffs.yaml'
   /posts/{pid}/diffs/{since}:
diff --git a/public/openapi/write/posts/pid.yaml b/public/openapi/write/posts/pid.yaml
index 593a7acd01..c76ad76b7b 100644
--- a/public/openapi/write/posts/pid.yaml
+++ b/public/openapi/write/posts/pid.yaml
@@ -40,12 +40,16 @@ get:
                     type: number
                   deleted:
                     type: number
+                  endorse:
+                    type: number
                   upvotes:
                     type: number
                   downvotes:
                     type: number
                   deleterUid:
                     type: number
+                  endorseUid:
+                    type: number
                   edited:
                     type: number
                   replies:
diff --git a/public/openapi/write/posts/pid/endorse.yaml b/public/openapi/write/posts/pid/endorse.yaml
new file mode 100644
index 0000000000..992ef65157
--- /dev/null
+++ b/public/openapi/write/posts/pid/endorse.yaml
@@ -0,0 +1,26 @@
+put:
+  tags:
+    - posts
+  summary: endorse a post
+  description: This operation endorses a post.
+  parameters:
+    - in: path
+      name: pid
+      schema:
+        type: string
+      required: true
+      description: a valid post id
+      example: 2
+  responses:
+    '200':
+      description: Post successfully endorsed
+      content:
+        application/json:
+          schema:
+            type: object
+            properties:
+              status:
+                $ref: ../../../components/schemas/Status.yaml#/Status
+              response:
+                type: object
+                properties: {}
diff --git a/public/openapi/write/posts/pid/replies.yaml b/public/openapi/write/posts/pid/replies.yaml
index b021eec14e..108630e7be 100644
--- a/public/openapi/write/posts/pid/replies.yaml
+++ b/public/openapi/write/posts/pid/replies.yaml
@@ -45,6 +45,8 @@ get:
                           type: number
                         deleted:
                           type: number
+                        endorse:
+                          type: number
                         upvotes:
                           type: number
                         downvotes:
diff --git a/public/src/client/topic/events.js b/public/src/client/topic/events.js
index e091dd69c8..c2315b6fe2 100644
--- a/public/src/client/topic/events.js
+++ b/public/src/client/topic/events.js
@@ -40,6 +40,9 @@ define('forum/topic/events', [
 		'posts.bookmark': togglePostBookmark,
 		'posts.unbookmark': togglePostBookmark,
 
+		'posts.endorse': toggleEndorse,
+		'posts.unendorse': toggleEndorse,
+
 		'posts.upvote': togglePostVote,
 		'posts.downvote': togglePostVote,
 		'posts.unvote': togglePostVote,
@@ -222,6 +225,9 @@ define('forum/topic/events', [
 		el.find('[component="post/bookmark/off"]').toggleClass('hidden', data.isBookmarked);
 	}
 
+	function toggleEndorse() {
+		console.log('inside toggle endorse function');
+	}
 	function togglePostVote(data) {
 		const post = $('[data-pid="' + data.post.pid + '"]');
 		post.find('[component="post/upvote"]').filter(function (index, el) {
diff --git a/public/src/client/topic/postTools.js b/public/src/client/topic/postTools.js
index f8d2ca8933..a3d4aefe83 100644
--- a/public/src/client/topic/postTools.js
+++ b/public/src/client/topic/postTools.js
@@ -129,6 +129,10 @@ define('forum/topic/postTools', [
 			return bookmarkPost($(this), getData($(this), 'data-pid'));
 		});
 
+		postContainer.on('click', '[component="post/endorse"]', function () {
+			return endorsePost($(this), getData($(this), 'data-pid'));
+		});
+
 		postContainer.on('click', '[component="post/upvote"]', function () {
 			return votes.toggleVote($(this), '.upvoted', 1);
 		});
@@ -404,6 +408,13 @@ define('forum/topic/postTools', [
 		postAction(action, pid);
 	}
 
+	async function endorsePost(button, pid) {
+		const method = 'put';
+		const action = 'endorse';
+		console.log('attempting API call');
+		api[method](`/posts/${pid}/${action}`).catch(alerts.error);
+	}
+
 	function purgePost(button) {
 		postAction('purge', getData(button, 'data-pid'));
 	}
diff --git a/src/api/posts.js b/src/api/posts.js
index 4e3917a008..801bd06151 100644
--- a/src/api/posts.js
+++ b/src/api/posts.js
@@ -156,6 +156,13 @@ postsAPI.edit = async function (caller, data) {
 	return returnData;
 };
 
+postsAPI.endorse = async function (caller, data) {
+	return await apiHelpers.postCommand(caller, 'endorse', 'endorsed', '', data);
+};
+postsAPI.unendorse = async function (caller, data) {
+	return await apiHelpers.postCommand(caller, 'unendorse', 'unendorsed', '', data);
+};
+
 postsAPI.delete = async function (caller, data) {
 	await deleteOrRestore(caller, data, {
 		command: 'delete',
diff --git a/src/controllers/write/posts.js b/src/controllers/write/posts.js
index 1dc8cf6800..403849ea2b 100644
--- a/src/controllers/write/posts.js
+++ b/src/controllers/write/posts.js
@@ -153,6 +153,17 @@ Posts.unbookmark = async (req, res) => {
 	helpers.formatApiResponse(200, res);
 };
 
+Posts.endorse = async (req, res) => {
+	const data = await mock(req);
+	await api.posts.endorse(req, data);
+	helpers.formatApiResponse(200, res);
+};
+Posts.unendorse = async (req, res) => {
+	const data = await mock(req);
+	await api.posts.unendorse(req, data);
+	helpers.formatApiResponse(200, res);
+};
+
 Posts.getDiffs = async (req, res) => {
 	helpers.formatApiResponse(200, res, await api.posts.getDiffs(req, { ...req.params }));
 };
diff --git a/src/posts/data.js b/src/posts/data.js
index 3a4d303ff5..b2f430ca5d 100644
--- a/src/posts/data.js
+++ b/src/posts/data.js
@@ -7,7 +7,7 @@ const utils = require('../utils');
 const intFields = [
 	'uid', 'pid', 'tid', 'deleted', 'timestamp',
 	'upvotes', 'downvotes', 'deleterUid', 'edited',
-	'replies', 'bookmarks',
+	'replies', 'bookmarks', 'endorse', 'endorseUid',
 ];
 
 module.exports = function (Posts) {
diff --git a/src/posts/endorse.js b/src/posts/endorse.js
new file mode 100644
index 0000000000..b9f6716c77
--- /dev/null
+++ b/src/posts/endorse.js
@@ -0,0 +1,27 @@
+'use strict';
+
+const plugins = require('../plugins');
+
+module.exports = function (Posts) {
+	Posts.endorse = async function (pid, uid) {
+		return await toggleEndorse('endorse', pid, uid);
+	};
+
+	Posts.unendorse = async function (pid, uid) {
+		return await toggleEndorse('unendorse', pid, uid);
+	};
+
+	async function toggleEndorse(type, pid, uid) {
+		const isEndorsing = type === 'endorse';
+		await plugins.hooks.fire(`filter:post.${type}`, { pid: pid, uid: uid });
+
+		await Posts.setPostFields(pid, {
+			endorse: isEndorsing ? 1 : 0,
+			endorseUid: isEndorsing ? uid : 0,
+		});
+
+		const postData = await Posts.getPostFields(pid, ['pid', 'tid', 'uid', 'content', 'timestamp']);
+
+		return postData;
+	}
+};
diff --git a/src/posts/index.js b/src/posts/index.js
index 9db52c6b27..433b9faa97 100644
--- a/src/posts/index.js
+++ b/src/posts/index.js
@@ -24,6 +24,7 @@ require('./tools')(Posts);
 require('./votes')(Posts);
 require('./bookmarks')(Posts);
 require('./queue')(Posts);
+require('./endorse')(Posts);
 require('./diffs')(Posts);
 require('./uploads')(Posts);
 
diff --git a/src/posts/summary.js b/src/posts/summary.js
index 364baad1f7..f662e1d5ea 100644
--- a/src/posts/summary.js
+++ b/src/posts/summary.js
@@ -20,7 +20,7 @@ module.exports = function (Posts) {
 		options.parse = options.hasOwnProperty('parse') ? options.parse : true;
 		options.extraFields = options.hasOwnProperty('extraFields') ? options.extraFields : [];
 
-		const fields = ['pid', 'tid', 'content', 'uid', 'timestamp', 'deleted', 'upvotes', 'downvotes', 'replies', 'handle'].concat(options.extraFields);
+		const fields = ['pid', 'tid', 'content', 'uid', 'timestamp', 'deleted', 'upvotes', 'downvotes', 'replies', 'handle', 'endorse'].concat(options.extraFields);
 
 		let posts = await Posts.getPostsFields(pids, fields);
 		posts = posts.filter(Boolean);
diff --git a/src/routes/write/posts.js b/src/routes/write/posts.js
index e573bbb9b0..821650e8e0 100644
--- a/src/routes/write/posts.js
+++ b/src/routes/write/posts.js
@@ -32,6 +32,9 @@ module.exports = function () {
 	setupApiRoute(router, 'put', '/:pid/bookmark', middlewares, controllers.write.posts.bookmark);
 	setupApiRoute(router, 'delete', '/:pid/bookmark', middlewares, controllers.write.posts.unbookmark);
 
+	setupApiRoute(router, 'put', '/:pid/endorse', middlewares, controllers.write.posts.endorse);
+	setupApiRoute(router, 'put', '/:pid/endorse', middlewares, controllers.write.posts.unendorse);
+
 	setupApiRoute(router, 'get', '/:pid/diffs', [middleware.assert.post], controllers.write.posts.getDiffs);
 	setupApiRoute(router, 'get', '/:pid/diffs/:since', [middleware.assert.post], controllers.write.posts.loadDiff);
 	setupApiRoute(router, 'put', '/:pid/diffs/:since', middlewares, controllers.write.posts.restoreDiff);
diff --git a/test/posts.js b/test/posts.js
index 20403e24cf..d2631fc2f6 100644
--- a/test/posts.js
+++ b/test/posts.js
@@ -281,6 +281,14 @@ describe('Post\'s', () => {
 		});
 	});
 
+	describe('endorsing', () => {
+		it('should endorse a post', async () => {
+			const data = await apiPosts.endorse({ uid: voterUid }, { pid: postData.pid, room_id: `topic_${postData.tid}` });
+			const isEndorsed = await posts.getPostField(postData.pid, 'endorse');
+			assert.strictEqual(isEndorsed, 1);
+		});
+	});
+
 	describe('post tools', () => {
 		it('should error if data is invalid', (done) => {
 			socketPosts.loadPostTools({ uid: globalModUid }, null, (err) => {