diff --git a/public/v4/apps/rocketchat.yml b/public/v4/apps/rocketchat.yml
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--- /dev/null
+++ b/public/v4/apps/rocketchat.yml
@@ -0,0 +1,125 @@
+captainVersion: 4
+
+services:
+    $$cap_appname:
+        image: registry.rocket.chat/rocketchat/rocket.chat:$$cap_app_version
+        volumes:
+            - $$cap_appname-data:/app/uploads
+        depends_on: [$$cap_appname-db]
+        environment:
+            PORT: 3000
+            ROOT_URL: http://$$cap_appname.$$cap_root_domain
+            MONGO_URL: mongodb://$$cap_mongodb_db_username:$$cap_mongodb_db_password@srv-captain--$$cap_appname-db:27017/rocketchat?replicaSet=rs0
+            MONGO_OPLOG_URL: mongodb://$$cap_mongodb_root_username:$$cap_mongodb_root_password@srv-captain--$$cap_appname-db:27017/local?replicaSet=rs0&authSource=admin
+
+            ADMIN_NAME: $$cap_admin_name
+            ADMIN_USERNAME: $$cap_admin_username
+            ADMIN_PASS: $$cap_admin_password
+
+            OVERWRITE_SETTING_Site_Url: http://$$cap_appname.$$cap_root_domain
+
+            DEPLOY_METHOD: docker
+            DEPLOY_PLATFORM: caprover
+        caproverExtra:
+            containerHttpPort: 3000
+
+    $$cap_appname-db:
+        image: bitnami/mongodb:$$cap_app_db_version
+        restart: on-failure
+        volumes:
+            - $$cap_appname-db-data:/bitnami/mongodb
+        environment:
+            MONGODB_REPLICA_SET_MODE: primary
+            MONGODB_REPLICA_SET_NAME: rs0
+            MONGODB_PORT_NUMBER: 27017
+            MONGODB_INITIAL_PRIMARY_HOST: srv-captain--$$cap_appname-db
+            MONGODB_INITIAL_PRIMARY_PORT_NUMBER: 27017
+            MONGODB_ADVERTISED_HOSTNAME: srv-captain--$$cap_appname-db
+            MONGODB_REPLICA_SET_KEY: $$cap_mongodb_db_replicaset_key
+            # root account
+            MONGODB_ROOT_USER: $$cap_mongodb_root_username
+            MONGODB_ROOT_PASSWORD: $$cap_mongodb_root_password
+            # rocketchat database account
+            MONGODB_USERNAME: $$cap_mongodb_db_username
+            MONGODB_PASSWORD: $$cap_mongodb_db_password
+            MONGODB_DATABASE: rocketchat
+        caproverExtra:
+            notExposeAsWebApp: true
+
+caproverOneClickApp:
+    variables:
+        - id: $$cap_app_version
+          label: Rocket.Chat Version
+          description: See version numbers at https://hub.docker.com/r/library/rocket-chat/tags/ or https://github.com/RocketChat/Rocket.Chat/releases. Version must be >=4.x.y
+          defaultValue: '4.2.1'
+          # enforcing deployment of v4+
+          validRegex: /^[4-9](\.[0-9](\.[0-9])?)?$/
+
+        - id: $$cap_admin_name
+          label: Rocket.Chat Admin Real Name
+          defaultValue: Captain
+          description: Real name of your Rocket.Chat instance's Admin user
+          validRegex: /^[a-zA-Z0-9\.-\s]+$/
+
+        - id: $$cap_admin_username
+          label: Rocket.Chat Admin Username
+          defaultValue: captain
+          description: Username of your Rocket.Chat instance's Admin user
+          validRegex: /^[a-zA-Z0-9\.-]+$/
+
+        - id: $$cap_admin_password
+          label: Rocket.Chat Admin Password
+          defaultValue: $$cap_gen_random_hex(16)
+          description: Password of your Rocket.Chat instance's Admin user. Must be at least 8 characters long
+          validRegex: /.{8,}/
+
+        - id: $$cap_app_db_version
+          label: MongoDB Version
+          description: See https://docs.rocket.chat/quick-start/installing-and-updating/manual-installation/mongo-versions for supported MongoDB versions. See https://hub.docker.com/r/bitnami/mongodb/tags/ for MongoDB image tags. Version must be >=4.x.y but please prefer >=4.4.z
+          defaultValue: '4.4'
+          # ensuring v4+ is used
+          validRegex: /^[4-9](\.[0-9](\.[0-9])?)?(-debian-[0-9]+-r[0-9]+)?$/
+
+        - id: $$cap_mongodb_root_username
+          label: MongoDB root user's username
+          defaultValue: root
+          validRegex: /^[a-zA-Z0-9]+$/
+
+        - id: $$cap_mongodb_root_password
+          label: MongoDB root user password
+          description: Must be at least 8 characters long. Recommended to leave the default generated
+          defaultValue: $$cap_gen_random_hex(24)
+          validRegex: /^[^\@]{8,}$/
+
+        - id: $$cap_mongodb_db_username
+          label: MongoDB user with permissions to Rocket.Chat database
+          defaultValue: rocketchat
+          validRegex: /^[a-zA-Z0-9]+$/
+
+        - id: $$cap_mongodb_db_password
+          label: Password of the MongoDB user with permissions to Rocket.Chat database
+          description: Must be at least 8 characters long. Recommended to leave the default generated
+          defaultValue: $$cap_gen_random_hex(24)
+          validRegex: /^[^\@]{8,}$/
+
+        - id: $$cap_mongodb_db_replicaset_key
+          label: MongoDB replicaset key
+          description: Must be at least 5 characters long. Recommended to leave the default generated
+          defaultValue: $$cap_gen_random_hex(32)
+          validRegex: /.{5,}/
+
+    instructions:
+        start: |-
+            Deploy your own Rocket.Chat instance with this one click.
+            For more information see https://github.com/RocketChat/Rocket.Chat
+        end: |-
+            Your Rocket.Chat instance is now available at http://$$cap_appname.$$cap_root_domain
+            Log in to your newly deployed Rocket.Chat instance with the default admin account, username: "captain" and password: "$$cap_admin_password"
+            If you face any issues, you can reach out at,
+            Forum: https://forums.rocket.chat
+            Open Community Server: https://open.rocket.chat/channel/support
+
+    displayName: Rocket.Chat
+    isOfficial: true
+    description: Slack like online chat, built with Meteor. Real-time conversations with your colleagues, other companies or customers.
+    documentation: https://github.com/RocketChat/Rocket.Chat
diff --git a/public/v4/logos/rocketchat.png b/public/v4/logos/rocketchat.png
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Binary files /dev/null and b/public/v4/logos/rocketchat.png differ