(Kscope 2013)
Project of Giancarlo Erra
(Kscope 2012)
(Mascot Records 2009)
Project of Arjen Lucassen.
(Lava Records/Snapper Music 2006)
A brand new edition of the 1999 Porcupine Tree studio album released as both a 2 disc CD/DVDA set, and a double vinyl LP.
(InsideOut Records 2005)
Collaboration between John Beck (It Bites), John Mitchell (Arena), Pete Trewavas (Marillion) and Chris Maitland.
(Snapper Music 2004)
Debut of writing collaboration between Israel's Aviv Geffen and Steven Wilson.
(Transmission/Snapper 2004/2005)
Live broadcast from Polish Radio III during Spring Tour 2001.
(Delerium 2003)
Expanded double CD set, remastered with bonus tracks. Recorded live in Rome, 1997.
(Delerium/Kscope/Snapper 2002)
A double CD set exploring the first five studio albums and various singles together with previously unreleased tracks, new mixes and assorted rarities culled from Porcupine Tree's seven years with Delerium. Includes an illustrated forty page booklet featuring a complete history drawn from interviews with band members.
(Delerium 2001) A over an hour of improvised music from the 1995-1996 Signify sessions.
(Kscope/Snapper 2001)
Numbered Limited edition CD featuring new recordings from the "Lightbulb Sun" sessions, recent/rare UK single's tracks and an extended version of "Even Less".
(Headphone Dust/I.E.M. 2000)
2nd of Steven Wilson's side project releases with Chris Maitland playing under the pseudonym "Jennis Clivack".
(Kscope/Snapper/One Music 2000)
6th studio album.
(Kscope/Snapper 1999)
5th studio album.
(I.E.M./Delerium 1998)
Steven Wilson's side project.
(Pulse/Castle Communications 1997)
Modern band arrangements of classic musical hits.
(Delerium 1997)
5th release recorded live in Rome capturing the dynamism and performance energy of the band in concert.
(Delerium 1996)
4th studio album and first full band collaboration.
(Delerium 1995)
3rd studio album and the first featuring all four members.
(One Little Indian 1994)
Richard Barbieri album collaboration with Tim Bowness.
(One Little Indian 1993)
Fourth studio album also featuring Robert Fripp.