Full CommonMark
Headings, lists, tables, footnotes.
Synap Reader opens any mind folder and turns it into an interactive document. Markdown, Mermaid, code, search, graphs. Local-only. No telemetry. No login.
30 MB · macOS 12+ · Windows 10+ · Linux
Drop a folder. Reader turns it into an interactive document with full search, mermaid rendering, and a live graph view of how your files connect.
Click to play · 60 seconds · No login required
Six things Reader does that other Markdown viewers don't.
Headings, lists, tables, footnotes.
Flow charts, sequence diagrams, gantt.
Prism-powered. 100+ languages. Copy button.
Fuzzy search across the entire mind.
See how files connect. Click a node to jump.
No telemetry. No cloud. No account.
If we shut down tomorrow, your mind keeps working. Reader is the on-ramp — and the contract that says your knowledge outlives our company.
Always free. Always open. Always works.
30 MB. Universal binary on Mac. Auto-updates.
Universal binary. Notarized.
MSI for IT teams.
Tested on Ubuntu and Fedora.
Reader will never charge. Synap pays for itself when you start writing.
Free · No credit card · No telemetry