How to Install on Your Synology NAS

How to Install on Your Synology NAS (formerly Diagramly) is free online diagram software. You can use it as a flowchart maker, network diagram software, to create UML online, as an ER diagram tool, to design database schema, to build BPMN online, as a circuit diagram maker, and more. can import .vsdx, Gliffy™ and Lucidchart™ files. The software allows you to choose from an automatic layout function, or create a custom layout. They have a large selection of shapes and hundreds of visual elements to make your diagram or chart one-of-a-kind. In this step by step guide I will show you how to install on your Synology NAS using Docker.

💡Note: This guide works perfectly with the latest v.24.5.2 release.

💡Note: Check out my new guide on how to Install Using Portainer.

  • STEP 1

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  • STEP 2

Install Container Manager via Synology “Package Center”. If you run an older DSM version (under 7.2), search for Docker instead of Container Manager.

Download Container Manager Synology Docker

  • STEP 3

Go to Control Panel / Task Scheduler / Create / Scheduled Task / User-defined script. Follow the instructions in the image below.

Synology User Defined Script

  • STEP 4

Once you click on User-defined script a new window will open. Follow the instructions below:

  1. General: In the Task field type in Install Uncheck the “Enabled” option. Select root User.
  2. Schedule: Select Run on the following date then select “Do not repeat“.
  3. Task Settings: Check “Send run details by email“, add your email then copy paste the code below in the Run command area. After that, click OK.
docker run -d --name=drawio \
-p 5022:8080 \
--restart always \
jgraph/drawio Synology NAS Set up 2 new 2024

  • STEP 5

After you click OK on STEP 4 a new warning pop up window will open. Click OK. Synology NAS Set up 3 new 2024


After you click OK, type in your DSM Password then click Submit. Follow the instructions in the image below.

Synology Task Scheduler Confirm Admin Password

  • STEP 6

After you click Submit on STEP 5, select your “Install Draw” Task then click the “Run” tab. You will be asked to run Install Draw – click OK. Follow the instructions in the image below. Synology NAS Set up 4 new 2024


  • STEP 7

Go back to STEP 1 or you will deal with karma 🙂

  • STEP 8

The installation process can take up to a few seconds/minutes. It will depend on your Internet speed connection. Now open your browser and type in http://Synology-ip-address:5022 Click Device to save your diagrams. Follow the instructions in the images below. Synology NAS Set up 5 new 2024

  • STEP 9

Click Create a New Diagram or Open an Existing Diagram. Follow the instructions in the image below. Synology NAS Set up 6 new 2024

  • STEP 10

Choose your favorite diagram from the list, then click Create. follow the instructions in the image below. Synology NAS Set up 7 new 2024

  • STEP 11

Your Diagram at a glance! Synology NAS Set up 8 new 2024



If you encounter issues by using this container, make sure to check out the Common Docker issues article.

Note: If you want to run the container over HTTPS, check How to Run Docker Containers Over HTTPS. In order to make work via HTTPS, it’s mandatory to activate WebSocket.

Note: Can I run Docker on my Synology NAS? See the supported models.
Note: How to Back Up Docker Containers on your Synology NAS.
Note: Find out how to update the container with the latest image.
Note: How to Free Disk Space on Your NAS if You Run Docker.
Note: How to Schedule Start & Stop For Docker Containers.
Note: How to Activate Email Notifications.
Note: How to Add Access Control Profile on Your NAS.
Note: How to Change Docker Containers Restart Policy.
Note: How to Use Docker Containers With VPN.
Note: Convert Docker Run Into Docker Compose.
Note: How to Clean Docker.
Note: How to Clean Docker Automatically.
Note: Best Practices When Using Docker and DDNS.
Note: Some Docker Containers Need WebSocket.
Note: Find out the Best NAS Models For Docker.
Note: Activate Gmail SMTP For Docker Containers.

This post was updated on Saturday / June 8th, 2024 at 1:44 AM