diff --git a/README.md b/README.md
index 0591992..b132b4b 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,7 @@ docker compose up
 - [Automation and Monitoring](#automation-and-monitoring)
 - [Backups](#backups)
 - [Blogging Platforms and Homepages](#blogging-platforms-and-homepages)
-- [Communication - Social Networks, Forums and Video Conferencing](#communication---social-networks-forums-and-video-conferencing)
+- [Communication - Social Networks, Webclients, Forums and Video Conferencing](#communication---social-networks-webclients-forums-and-video-conferencing)
 - [Document Management](#document-management)
 - [Domain Name Service (DNS)](#domain-name-service-dns)
 - [E-commerce](#e-commerce)
@@ -331,7 +331,7 @@ A [blog](https://en.wikipedia.org/wiki/Blog) is a discussion or informational we
 - [WordPress](examples/wordpress) - WordPress is a free and open-source content management system written in hypertext preprocessor language and paired with a MySQL or MariaDB database with supported HTTPS.
 - [Nginx + PHP](examples/nginx-php) - Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. Combined with PHP, a general-purpose scripting language geared toward web development, server-side functions can be implemented for the webs.
 
-### Communication - Social Networks, Forums and Video Conferencing
+### Communication - Social Networks, Webclients, Forums and Video Conferencing
 
 **[`^        back to top        ^`](#-project-list)**
 
@@ -342,6 +342,7 @@ A [blog](https://en.wikipedia.org/wiki/Blog) is a discussion or informational we
 - [Answer](examples/answer) - An open-source knowledge-based community software. You can use it quickly to build Q&A community for your products, customers, teams, and more.
 - [Mirotalk P2P](examples/mirotalk) - Simple, Secure, Fast Real-Time Video Conferences Up to 4k and 60fps, compatible with all browsers and platforms.
 - [Reactive-Resume](examples/rxresume) - A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever.
+- [Roundcube](examples/roundcube) - Roundcube Webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an email client, including MIME support, address book, folder management, message searching and spell checking.
 
 ### E-commerce
 
diff --git a/examples/roundcube/README.md b/examples/roundcube/README.md
new file mode 100644
index 0000000..6de1e3a
--- /dev/null
+++ b/examples/roundcube/README.md
@@ -0,0 +1,4 @@
+# References
+
+- https://github.com/roundcube/roundcubemail-docker
+- https://hub.docker.com/r/roundcube/roundcubemail
diff --git a/examples/roundcube/docker-compose.yml b/examples/roundcube/docker-compose.yml
new file mode 100644
index 0000000..eb4edad
--- /dev/null
+++ b/examples/roundcube/docker-compose.yml
@@ -0,0 +1,33 @@
+services:
+
+  roundcube:
+    image: roundcube/roundcubemail:latest
+    container_name: roundcube
+    restart: unless-stopped
+    expose:
+      - 80/tcp
+    volumes:
+      - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/roundcube/database:/var/roundcube/db
+      #- ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/roundcube/config:/var/roundcube/config
+      #- ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/roundcube/enigma:/var/roundcube/enigma
+    environment:
+      - ROUNDCUBEMAIL_DEFAULT_HOST=ssl://imap.web.de
+      - ROUNDCUBEMAIL_DEFAULT_PORT=993
+      - ROUNDCUBEMAIL_SMTP_SERVER=tls://smtp.web.de
+      - ROUNDCUBEMAIL_SMTP_PORT=587
+      - ROUNDCUBEMAIL_DB_TYPE=sqlite
+      - ROUNDCUBEMAIL_UPLOAD_MAX_FILESIZE=50M
+      - ROUNDCUBEMAIL_ASPELL_DICTS=de,en
+    #networks:
+    #  - proxy
+    #labels:
+    #  - traefik.enable=true
+    #  - traefik.docker.network=proxy
+    #  - traefik.http.routers.roundcube.rule=Host(`roundcube.example.com`)
+    #  - traefik.http.services.roundcube.loadbalancer.server.port=80
+    #  # Optional part for traefik middlewares
+    #  - traefik.http.routers.roundcube.middlewares=local-ipwhitelist@file
+
+#networks:
+#  proxy:
+#    external: true