Hardware

Laptop
Lenovo ThinkPad T61
Lenovo ThinkPad X60
Mobile
Samsung Galaxy S5
Nokia N900
Palm T5 [note taking, journal]
Living Room
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Software

Base System
Operating System
Debian GNU/LinuxDebian GNU/Linux [primary]
Ubuntu GNU/LinuxUbuntu GNU/Linux [still running on some machines]
Cyanogenmod [mobile]
Maemo GNU/LinuxMaemo GNU/Linux [mobile]
KXStudioUbuntu Studio [audio production]
Ubuntu StudioUbuntu Studio [recording studio]
Desktop Environment
GNOME 3GNOME
Internet
Web Browser
Mozilla FirefoxMozilla Firefox
ChromiumChromium [secondary/alternate]
MicroB
Email client (IMAP)
Mozilla ThunderbirdMozilla Thunderbird
RoundcubeRoundcube
Modest
IM (XMPP)
Empathy
Pidgin
Maemo Conversations
VoIP (SIP)
Ekiga
Maemo Conversations
RSS Reader
Tiny Tiny RSS
Liferea
Wiki
DokuWiki
Blogging
WordPress
CMS
Drupal
Web Application Development
Django
Media hosting
MediaGoblin
Office
Office Productivity
LibreOffice
Calendar (CalDAV)
ownCloud
Lightning
Tasks
Fides
Security
Password Manager
KeePassX
Encryption
EnigMail
GnuPG
Multimedia
Music Player
Rhythmbox
Open Media Player
Video Player
mplayer
Netcast Client
gPodder (with gpo)
Media Creation
Text Editor
vim
gedit
Notes
Tomboy
Snowy
Conboy
Tomdroid
Image Editing
GIMP
ImageMagick
Audio server
JACK
DAW
Ardour
Cakewalk
Music Score Editor
Rosegarden
Drum Machine
Hydrogren