Overview
Headstone operates at the intersection of five distinct markets that have never been unified into a single platform: digital legacy, data sovereignty, blockchain identity, elder care tech, and life logging. Each sector has players. None of them have connected the dots the way Headstone proposes to. This document maps the landscape, names names, and identifies the white space.
1. Digital Legacy Platforms
Everplans
What they do: Estate planning and end-of-life document organization. Users store wills, passwords, healthcare directives, and instructions for loved ones. B2B model selling to employers and financial advisors.
What they miss:
- No life story, no narrative — it's a filing cabinet, not a memorial
- No AI, no presence — purely transactional
- No data ownership model — they hold your documents
- No ongoing relationship with users (it's set-it-and-forget-it)
- No compensation to users for their data
- Doesn't address loneliness, connection, or the living experience
How Headstone is different: Everplans captures the paperwork of death. Headstone captures the life. The LifeLine timeline, globe interface, and Wayfinder create an ongoing living relationship. The digital headstone is the culmination of a life lived on the platform — not a one-time document dump.
SafeBeyond
What they do: "Messages from beyond" — users pre-record video/audio messages to be delivered to loved ones after death on specific dates or milestones. Marketed heavily to terminally ill users.
What they miss:
- One-directional — it's a time capsule, not a presence
- No AI layer — recordings are static
- No life narrative, no family tree, no timeline
- No data sovereignty — the platform owns your recordings
- Emotionally powerful but operationally limited
- No community, no ecosystem, no economic model
How Headstone is different: SafeBeyond is a touching but narrow application. Headstone creates a living, evolving presence — the VR layer and AI companion can engage, respond, and grow from accumulated life data. The difference between a voicemail and a conversation.
StoryFile
What they do: Interactive AI video personas, primarily for celebrities, historians, and Holocaust survivors (USC Shoah Foundation partnership). Users can "converse" with recorded individuals via pre-recorded video responses and AI matching.
What they miss:
- Extraordinarily expensive — built for institutions, not individuals
- Interview-based, not lived-data-based — fabricates completeness through sessions
- No personal data layer, no ongoing capture
- Not consumer-accessible at scale
- No economic model that pays participants
- No family/community layer
How Headstone is different: StoryFile requires you to sit down and record everything deliberately. Headstone builds the presence from living — from travel, from family connections, from everyday context. The Wayfinder is capturing life as it happens, not in a studio.
HereAfter AI
What they do: Conversational AI trained on personal recordings and documents to let family members "talk" to deceased loved ones. Consumer product, subscription model.
What they miss:
- Data input is burdensome — users must manually upload and record extensively
- Static training — the AI doesn't learn or grow from life lived
- No data sovereignty — the company holds the model
- No economic model for users
- No elder care, no family tree, no timeline
- Ethically complex positioning without a sovereignty framework to legitimize it
How Headstone is different: Headstone builds toward the same endpoint (presence after death) but through a radically different path — continuous, consent-based life capture that the individual owns. The HereAfter AI persona is a product you build by dying. The Headstone persona is something you build by living.
Cake (joincake.com)
What they do: End-of-life planning platform covering advance directives, funeral pre-planning, and estate basics. Free consumer tool with B2B upsells.
What they miss:
- Purely administrative — no life narrative, no story
- No AI layer, no digital presence
- No data monetization
- Limited to US market
How Headstone is different: Cake is a checklist app. Headstone is a life companion.
GoodTrust
What they do: Digital asset management — social media, crypto, accounts — for after death. Integrates with Apple/Google for digital account inheritance.
What they miss:
- Focused on logistics, not legacy
- No narrative, no AI presence
- No ongoing life capture
How Headstone is different: GoodTrust solves "what happens to my Instagram." Headstone solves "what happens to me."
2. Data Sovereignty Platforms
Solid (Tim Berners-Lee / Inrupt)
What they do: Decentralized web standard where users store personal data in "pods" they control. Applications request permission to read/write pods. Berners-Lee's attempt to fix the web he invented.
What they miss:
- Deeply technical — consumer adoption is near zero
- No economic model — no mechanism for users to monetize their data
- No UX — pods are infrastructure, not a product
- No life story or legacy angle
- Corporate adoption has been slow (NHS pilot stalled; some EU government traction)
- Does not address loneliness, elder care, or mortality
How Headstone is different: Solid is plumbing. Headstone is a home. Headstone could actually build on Solid architecture while providing the consumer layer Inrupt has failed to deliver. The data sovereignty principles align — but Headstone adds the economic layer and the human purpose.
Ocean Protocol
What they do: Blockchain-based data marketplace. Data owners can tokenize and sell datasets. Primarily B2B — companies selling enterprise datasets, not individuals sharing personal life data.
What they miss:
- No consumer product — heavily technical/crypto-native
- Not designed for personal/biographical data
- No life narrative or legacy use case
This page summarizes the full specification. See the full document for complete details.