Export personal data

Export account
Export your account info and contacts. Use this to backup your account or to move it to another server.
Export all
Export your account info, contacts and all your items as json. Could be a very big file, and could take a lot of time. Use this to make a full backup of your account (photos are not exported)
Export contacts to CSV
Export the list of the accounts you are following as CSV file. Compatible with Mastodon for example.