- SAND - Science and Nonduality (website and videos) - community inspired by timeless wisdom, informed by cutting-edge science, and grounded in direct experience.
- Ramana Maharshi
- Rupert Spira
Near Death Experiences
- IANDS - International Association for Near-Death Studies.
- high quality information about NDE-related subjects. Peer-reviewed scholarly journal, sponsors conferences.
- NDERF - NDE Research Foundation
- more than 5000 NDEs.
- near-death.com - more than 50 NDEs and related topics.
- Videos and Blog NDE interviews with Rick Archer