diff --git a/public/v4/apps/seafile-official.yml b/public/v4/apps/seafile-official.yml
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+captainVersion: 4
+version: '2.0'
+services:
+    $$cap_appname-db:
+        image: mariadb:$$cap_mariadb_version
+        environment:
+            MYSQL_ROOT_PASSWORD: '$$cap_mariadb_root_pswd' # Requested, set the root's password of MySQL service.
+            MYSQL_LOG_CONSOLE: 'true'
+        volumes:
+            - $$cap_appname-db-data:/var/lib/mysql # Requested, specifies the path to MySQL data persistent store.
+        caproverExtra:
+            notExposeAsWebApp: true
+
+    $$cap_appname:
+        image: seafileltd/seafile-mc:$$cap_seafile_version
+        volumes:
+            - $$cap_appname-data:/shared # Requested, specifies the path to Seafile data persistent store.
+        environment:
+            DB_HOST: 'srv-captain--$$cap_appname-db'
+            DB_ROOT_PASSWD: '$$cap_mariadb_root_pswd'
+            TIME_ZONE: '$$cap_timezone'
+            SEAFILE_ADMIN_EMAIL: '$$cap_admin_email' # Specifies Seafile admin user, default is 'me@example.com'.
+            SEAFILE_ADMIN_PASSWORD: '$$cap_admin_pswd'
+            SEAFILE_SERVER_HOSTNAME: '$$cap_seafile_hostname'
+        depends_on:
+            - $$cap_appname-db
+
+caproverOneClickApp:
+    variables:
+        - id: '$$cap_seafile_version'
+          label: Seafile Version
+          defaultValue: '8.0.4'
+          description: Check out their Docker page for the valid tags https://hub.docker.com/r/seafileltd/seafile-mc/tags
+          validRegex: '/.{1,}/'
+        - id: '$$cap_mariadb_version'
+          label: MariaDB Version
+          defaultValue: '10.6'
+          description: Check out their Docker page for the valid tags https://hub.docker.com/_/mariadb?tab=tags
+          validRegex: '/.{1,}/'
+        - id: '$$cap_mariadb_root_pswd'
+          label: MariaDB Root Password
+          defaultValue: '$$cap_gen_random_hex(32)'
+          description: Default password for root user of MariaDB. Must have at least 8 chars, 1 letter and 1 number
+        - id: '$$cap_timezone'
+          label: 'Seafile Timezone'
+          defaultValue: 'Etc/UTC'
+          description: Timezone that Seafile should use
+        - id: '$$cap_admin_email'
+          label: Seafile Admin Email
+          description: Email for admin user of Seafile
+          defaultValue: 'admin@seafile.com'
+        - id: '$$cap_admin_pswd'
+          label: Seafile Admin Password
+          description: Password for admin user of Seafile. Must have at least 8 chars, 1 letter and 1 number
+        - id: '$$cap_seafile_hostname'
+          label: Seafile Hostname
+          description: Hostname of Seafile instance (that will be used by it in future)
+
+    instructions:
+        start: |-
+            Seafile is an open source file sync&share solution designed for high reliability, performance and productivity. 
+            Sync, share and collaborate across devices and teams. 
+            Build your team's knowledge base with Seafile's built-in Wiki feature.
+        end: |-
+            Congratulations, you have successfully deployed Seafile instance!
+
+            Your app will soon be available at http://$$cap_appname.$$cap_root_domain/
+
+            Don't forget to add specified hostname to Seafile domains!
+    displayName: Seafile (Official)
+    isOfficial: true
+    description: Reliable and Performant File Sync and Share Solution
+    documentation: Taken from https://manual.seafile.com/
diff --git a/public/v4/logos/seafile-official.png b/public/v4/logos/seafile-official.png
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