Learn
The personal data ecosystem
People have been trying to put individuals in charge of their own data for more than a century of ideas and two decades of products. Here is the language, the players and the protocols, so you can see where Praxamark™ fits and where everyone else does.
What is a personal data store?
The idea in a few minutes, and the many names it has gone by.
Glossary
154 terms, from 1890 to today, each with its year and its sources. Filter by theme and decade.
Ecosystem map
105 companies and initiatives, with their status today: 50 active, and 50 that were never commercial. Filter by status, type and what they do.
Protocols and standards
26 standards for naming, proving, agreeing, storing, citing, publishing and AI agents, and how Praxamark relates to each.
The glossary and the map began as Appendices A and B of Dr. Michael J. Becker’s doctoral research: Becker, M. J. (2024). Predicting personal information management systems use [Doctoral dissertation, Golden Gate University]. They are updated as the field moves. Citations are APA 7.
Help build the map
Missing something?
This is a living map of the personal data ecosystem. Suggest a term or an example, or correct one, with a source if you have it, and we’ll add it with credit if you’d like.