CyberDuck S3 Client
Cyberduck is a cloud storage browser for Mac and Windows with support for ColdStack, FTP, SFTP, WebDAV, Amazon S3, OpenStack Swift, Backblaze B2, Microsoft Azure & OneDrive, Google Drive and Dropbox.
To download CyberDuck go to the official website: https://cyberduck.io/

Setting up CyberDuck

Press the + button:
In the popup:
  1. 1.
    At the top select Amazon S3
  2. 2.
    In the Server section type s3.coldstack.io
  3. 3.
    In the Port section type 443
  4. 4.
    Put in your Access Key ID and Secret Access Key
Then click on Preferences :
Then click on Transfers :
And make sure that the Segmented downloads with multiple connections per file checkbox is turned off:
Congrats! Now you are ready to use ColdStack! You will see a new connection. Click on it:
It will open the list of your buckets:
Lets upload some files to ColdStack!
Copy link