My setup

Laptop

• Lenovo ThinkPad X1 Carbon Gen 6
• Operating system: Debian GNU/Linux (Buster)
• GNU Emacs
• Org-mode

Server

• VPS
• Debian GNU/Linux (Jessie)
• Web server: nginx
• This website: Hakyll
• Mail server: Postfix + Dovecot + SpamAssassin

Mobile phone

• Sony Experia Z1 Compact
• CyanogenMod 12.1
• F-Droid, an Android app repository with free software only
• K-9 Mail