- In the Cage: A Guide to Sigil (2e)
- Uncaged: Faces of Sigil (2e)
- The Planewalker's Handbook (2e)
- Hellbound - The Blood War (2e)
- The Deva Spark (2e)
- The Vortex of Madness and other Planer Perils (2e)
- Well of Worlds [Planescape] (2e)
- On Hallowed Ground (2e)
- The Factol's Manifesto (2e)
- Planes of Chaos (2e)
- Dead Gods (2e)
- Doors to the Unknown (2e)
And if you want to buy PDFs, there are 35 PDFs on sale in the Planescape category.