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- AaaaAA!!! Flag
- ARG
- BIT.TRIP Flag
- Gestures
- Goo
- Hats
- Metallic Moustache
- Miscellaneous items
- Moustachio
- Portal 2 ARG
- Portal Test Chamber 01
- October 10, 2015 Patch
- April 19, 2005 Patch (Narbacular Drop)
- April 5, 2005 Patch (Narbacular Drop)
- February 22, 2005 Patch (Narbacular Drop)
- February 1, 2005 Patch (Narbacular Drop)
- November 27, 2007 Patch (Portal)
- 1 2 3 KICK IT Flag
- January 26, 2008 Patch (Portal)
- June 10, 2008 Patch (Portal)
- February 17, 2009 Patch (Portal)
- February 20, 2009 Patch (Portal)
- Moon Skins
- Paint Job Skins
- June 23, 2009 Patch (Portal)
- March 1, 2010 Patch (Portal)
- March 3, 2010 Patch (Portal)
- May 13, 2010 Patch (Portal)
- May 15, 2010 Patch (Portal)
- May 25, 2010 Patch (Portal)
- May 27, 2010 Patch (Portal)
- June 3, 2010 Patch (Portal)
- June 15, 2010 Patch (Portal)
- Portal ARG
- July 21, 2010 Patch (Portal)
- August 17, 2010 Patch (Portal)
- November 12, 2010 Patch (Portal)
- March 2, 2011 Patch (Portal)
- November 30, 2012 Patch (Portal)
- June 24 2013 Patch (Portal)
- Automaton's Tophat
- Bionic Beanie
- Bot's Beret
- Roll Cage
- Bot Trust
- Fancy Fedora
- Safety Glasses
- Goo Gear Snorkel
- Community content
- Mann Co. Cap
- Chell
- WCC Flag
- Aperture Labs Hard Hat
- Tyrant's Helm
- Master's Yellow Belt
- Atlas gestures
- Portal Test Chamber 02
- Pyro's Beanie
- Prince Tavish's Crown
- Robot Enrichment Store
- P-body gestures
- August 30, 2011 Patch
- September 12, 2011 Patch
- Portal: Project-Beta
- May 12, 2011 Patch (Tools)
- May 17, 2011 Patch (Tools)
- May 20, 2011 Patch (Tools)
- May 26, 2011 Patch (Tools)
- myApertureLabs
- Antenna Topper
- ARG Flags Catchup Pack
- Audiosurf Flag
- Portal Spawner
- Panels
- Turret Opera
- October 4, 2011 Patch (Tools)
- October 11, 2011 Patch (Tools)
- October 24, 2011 Patch (Tools)
- May 08, 2012 Patch (Tools)
- May 09, 2012 Patch (Tools)
- May 10, 2012 Patch (Tools)
- May 21, 2012 Patch (Tools)
- Amnesia Flag
- Cogs Flag
- Potato Sack
- The Wonderful End of the World Flag
- Portal: Prelude Test Chamber 00