Note: My new list can be found here.

Additions (20110123):

• Alfred
• ChronoSync
• ColorSchemer Studio
• Knox
• Panorama Sheets
• Soundboard
• Syncman

Previous additions:

• DEVONthink Pro Office
• ForkLift
• Skitch
• Wave Editor.

Reinstated:

• Aperture.
• Textmate
• Transmit
• Wiretap Studio

Out (I’ve stopped using these apps):

• Acorn
• Adobe Creative Suite
• Bento
• Chronos Organizer
• Contactizer
• FileMaker
• Firefox
• Marketcircle Daylite
• Microsoft Office 2008
• Now Up-to-Date & Contact
• Opera

and dozens of lesser known apps.

Replacements:

• Alfred replaced LaunchBar
• Carbon Copy Cloner replaced SuperDuper!
• ForkLift and Transmit have replaced Fetch, Flow, Interarchy and Yummy FTP
• Knox replaced Espionage
• Panorama Sheets replaced Bento
• Skitch has replaced Little Snapper and SnapzPro X
• Wave Editor replaced Bias Peak Pro, Amadeus Pro and Fission

Here is the list of Mac OS X Snow Leopard apps I’m currently, happily using:

1Password
http://agilewebsolutions.com/products/1Password/
Alfred
http://www.alfredapp.com/
Aperture
http://www.apple.com/aperture/
AppDelete
http://www.reggieashworth.com/
Apple iLife
http://www.apple.com/ilife/
Apple iWork
http://www.apple.com/iwork/
Art Text 2
http://www.belightsoft.com/products/arttext/overview.php
Audio Hijack Pro
http://rogueamoeba.com/audiohijackpro/
BBEdit
http://www.barebones.com/products/bbedit/
BetterZip
http://macitbetter.com/
BusyCal
http://www.busymac.com/
Carbon Copy Cloner
http://www.bombich.com/
ChronoSync
http://www.econtechnologies.com/pages/cs/chrono_overview.html
ColorSchemer Studio
http://www.colorschemer.com/osx_info.php
CrashPlan
http://www5.crashplan.com/consumer/
DEVONthink Pro Office
http://www.devon-technologies.com/products/devonthink/
Default Folder X (currently PPC)
http://www.stclairsoft.com/DefaultFolderX/
Direct Mail
http://ethreesoftware.com/directmail/
Dragon Dictate (formerly MacSpeech Dictate)
http://www.macspeech.com/pages.php?pID=143
Dropbox
https://www.getdropbox.com/
ForkLift
http://www.binarynights.com/forklift
Google Earth
http://earth.google.com/
Growl
http://growl.info/
HoudahSpot
http://www.houdah.com/houdahSpot/
Knox
http://agilewebsolutions.com/knox
Labels & Addresses
http://www.belightsoft.com/products/labelsaddresses/overview.php
LicenseKeeper
http://outerlevel.com/licensekeeper/
nvALT
http://brettterpstra.com/code/notational-velocity-alt/
OmniGraffle Professional
http://www.omnigroup.com/applications/omnigraffle/pro/
OmniOutliner Professional
http://www.omnigroup.com/applications/omnioutliner/pro/
Panorama Sheets
http://www.provue.com/panoramasheets/
PCalc
http://www.pcalc.com/english/about.html
PDFpenPro
http://www.smileonmymac.com/PDFpenPro/index.html
PopChar
http://www.ergonis.com/products/popcharx/
PTHPasteboard PRO
http://pth.com/products/pthpasteboard/
Rapidweaver
http://www.realmacsoftware.com/rapidweaver/
ScreenFlow
http://www.telestream.net/screen-flow/overview.htm
Skitch
http://skitch.com/
Skype
http://www.skype.com/download/skype/macosx/
Soundboard
http://www.ambrosiasw.com/utilities/soundboard/
Swift Publisher
http://www.belightsoft.com/products/swiftpublisher/overview.php
Syncman
http://wateree.net/syncman/
TextExpander
http://www.smileonmymac.com/TextExpander/index.html
Textmate
http://macromates.com/
TextSoap
http://www.unmarked.com/textsoap/
Things
http://www.culturedcode.com/things/
Toast Titanium
http://www.roxio.com/l
Vector Designer
http://www.tweakersoft.com/vectordesigner/
VueScan Professional
http://www.hamrick.com/vsm.html
Wave Editor
http://www.audiofile-engineering.com/waveeditor/
Webnote
http://www.happyapps.com/webnotehappy/
Wiretap Studio
http://www.ambrosiasw.com/utilities/wiretap/
xScope
http://iconfactory.com/software/xscope/