| IEM Have Come for Your Children | I.E.M. | CD | 6 | | IEMCD1 | |
| Arcadia Son | I.E.M. | CD | 8 | | IEM2 | 503296601025 |
| Bass Communion II | Bass Communion | CD | 7 | | Headphone Dust 003 | 5030094077225 |
| Altamont | Altamont | (unknown) | 3 | | ALTLP4 | [none] |
| Reconstructions and Recycling (Bass Communion Remixed) | Bass Communion | CD | 9 | | BCCD5 | 5023693500522 |
| Cover Version | Steven Wilson | CD | 2 | | SWCD6 | [none] |
| Unreleased Electronic Music, Volume 1 | Steven Wilson | CD-R | 11 | | HDSWCD10 | [none] |
| Cover Version II | Steven Wilson | CD | 2 | | HDSWCD12 | [none] |
| Ghosts on Magnetic Tape | Bass Communion | 2×CD | 5 + 5 | | HDBCCD9, HDBCCD9X | 5030094092426 |
| Ghosts on Magnetic Tape | Bass Communion | CD | 5 | | HDBCCD9 | 5030094092426 |
| Ghosts on Magnetic Tape (Andrew Liles Reconstruction) | Bass Communion | CD | 5 | | HDBCCD9X | |
| Dronework | Bass Communion | CD | 1 | | HDBCCD14 | |
| Cover Version III | Steven Wilson | CD | 2 | | HDSWCD15 | [none] |
| 1996–1999 | I.E.M. | CD | 9 | | HDIEMCD8 | 5030094116023 |
| Cover Version IV | Steven Wilson | CD | 2 | | HDSWCD16 | [none] |
| Unreleased Electronic Music | Steven Wilson | CD | 11 | | HDSWCD10.2 | [none] |
| Cover Version V | Steven Wilson | CD | 2 | | HDSWCD17 | [none] |
| Insurgentes | Steven Wilson | 2×CD + DVD | 10 + 5 + 24 | | HDSWCD18 | [none] |
| Chiaroscuro | Bass Communion | CD | 2 | | HDBCCD19 | [none] |
| Cover Version VI | Steven Wilson | CD | 2 | | HDSWCD20 | [none] |
| Cover Version | Steven Wilson | 6×CD | 2 + 2 + 2 + 2 + 2 + 2 | | HDSWCDBOX20 | [none] |
| Tape Experiments 1985–86 | Steven Wilson | Digital Media | 7 | | HDSWDL22 | |
| Vapour Trail Lullaby | Steven Wilson | CD | 1 | | HDSWCD21 | [none] |
| Tape Experiments 1985–86 | Steven Wilson | CD | 7 | | HDSWCD22 | |
| Catalogue / Preserve / Amass | Steven Wilson | CD | 7 | | HDSWCD22 | 5060164400103 |
| Ghosts on Magnetic Tape | Bass Communion | 2×CD | 5 + 5 | | HDBCCD9 | [none] |
| Yellow Hedgerow Dreamscape | Porcupine Tree | CD | 16 | | HDPTCD23 | [none] |
| Temporal | Bass Communion | Digital Media | 1 | | | |
| The Salt Garden I | Fovea Hex | 10" Vinyl + CD | 4 + 4 | | HDFH1021, HDFHCD25 | 880918223568 |
| The Salt Garden I | Fovea Hex | CD | 4 | | HDFHCD25 | 880918223575 |
| The Salt Garden II | Fovea Hex | CD | 4 | | HDFHCD28 | 880918228006 |
| The Salt Garden II | Fovea Hex | 10" Vinyl + CD | 4 + 4 | | HDFH1026, HDFHCD28 | |
| Unreleased Electronic Music | Steven Wilson | CD | 11 | | HDSWCD10.3 | [none] |
| Weekender 221113 | Steven Wilson | CD | 6 | | SWHDCD30 | [none] |
| Weekender 221113 | Steven Wilson | CD | 1 | | SWHDCD30 | [none] |
| Bass Communion II | Bass Communion | Digital Media | 7 | | | 198079032012 |
| Chiaroscuro | Bass Communion | Digital Media | 1 | | | 198084918202 |
| Ghosts on Magnetic Tape | Bass Communion | Digital Media | 5 | | | 198467827602 |
| Indicates Void | Bass Communion | Digital Media | 4 | | | 019809346264 |
| Litany | Bass Communion | Digital Media | 2 | | | 198084917557 |
| Loss | Bass Communion | Digital Media | 2 | | | 198471851884 |
| Molotov and Haze | Bass Communion | Digital Media | 5 | | | 198084919995 |
| Pacific Codex | Bass Communion | Digital Media | 1 | | | [none] |
| Sisters Oregon | Bass Communion | Digital Media | 2 | | | 198084913641 |
| Vajrayana / Aum Shinrikyo | Bass Communion | Digital Media | 2 | | | 198084938705 |
| Dronework | Bass Communion | CD | 4 | | HDBCCD31 | [none] |
| And No Birds Sing | Bass Communion | Digital Media | 2 | | | 198084911609 |
| Thief of Snow | Bass Communion feat. Theo Travis | Digital Media | 3 | | | 198084908654 |
| Cenotaph | Bass Communion | Digital Media | 4 | | | 198084914907 |
| Dronework | Bass Communion | Digital Media | 1 | | | 198084912651 |
| Pacific Codex | Bass Communion | Digital Media | 2 | | | 198084919971 |
| Impossible Tightrope: Live in Madrid | Steven Wilson | 4×Digital Media | 13 + 13 + 13 + 13 | | | |
| The Raven That Refused to Sing (and Other Stories) | Steven Wilson | 2×Digital Media | 36 + 9 | | | |