How to Install Squoosh on Your Synology NAS

How to Install Squoosh on Your Synology NAS

Squoosh is the ultimate image optimizer that allows you to compress and compare images with different codecs in your browser. Smaller images mean faster load times. Squoosh can reduce file size and maintain high quality. Open your image, inspect the differences, then save instantly. Feeling adventurous? Adjust the settings for even smaller files. Worried about privacy? With Squoosh images never leave your device since Squoosh does all the work locally. In this step by step guide I will show you how to install Squoosh on your Synology NAS using Docker & Portainer.

💡Note: This guide works perfectly with the latest Squoosh v1.12.0 release.

  • STEP 1

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  • STEP 2

Install Portainer using my step by step guide. If you already have Portainer installed on your Synology NAS, skip this STEP. Attention: Make sure you have installed the latest Portainer version.

  • STEP 3

Log into Portainer using your username and password. On the left sidebar in Portainer, click on Stacks then + Add stack. Follow the instructions in the image below.

1 Synology Portainer Add Stack

  • STEP 4

In the Name field type in squoosh. Follow the instructions in the image below.

Note: Copy Paste the code below in the Portainer Stacks Web editor.

version: "3.9"
    container_name: Squoosh
    image: dko0/squoosh:1.12.0
    mem_limit: 6g
    cpu_shares: 768
      - no-new-privileges:true
    restart: on-failure:5
      - 8151:8080

Squoosh Synology NAS Set up 1

  • STEP 5

Scroll down on the page until you see a button named Deploy the stack. Click on it. Follow the instructions in the image below. The installation process can take up to a few minutes. It will depend on your Internet speed connection.

Squoosh Synology NAS Set up 2

  • STEP 6

If everything goes right, you will see the following message at the top right of your screen: “Success Stack successfully deployed“.

Squoosh Synology NAS Set up 3

  • 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:8151 Upload the image you want to compress without losing quality. Follow the instructions in the images below.

Squoosh Synology NAS Set up 4

  • STEP 9

As you can see, your image will be automatically compressed and you can then download your compressed image.

Squoosh Synology NAS Set up 5

Enjoy Squoosh!


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 Squoosh container over HTTPS, check How to Run Docker Containers Over HTTPS. In order to make Squoosh 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 Squoosh 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 / February 24th, 2024 at 5:51 PM