Substrate

A foundational systems company.

Owned machines. Durable memory. Source-grounded AI.

Explore

Software should leave you with more control, not less.

Substrate builds systems for continuity—across machines, knowledge, and the memory our tools carry forward.

  1. 01

    Your AI should show its sources.

  2. 02

    Your setup should survive the machine.

  3. 03

    Your memory should outlive the session.

Products

01 · Your AI should show its sources.QLearn more ↗Source-grounded AI for content libraries. Turn original material into a branded knowledge system with answers that cite their sources.02 · Your setup should survive the machine.EndstateLearn more →Local-first Windows setup and restore. Capture your apps and settings once, then rebuild a fresh machine in minutes.03 · Your memory should outlive the session.ExomemLearn more →Durable memory for AI agents, built on Markdown you own. Carry context across sessions without surrendering the source.

Systems precede products.