Download
The moment the installers go up, this page gets their checksums too.
One step left
The macOS build is in its last round of checks before release. When it's done, it shows up here first.
Folding Mirror is software that lives on your own machine: no account, no telemetry, and your documents stay the pile of plain .md already on your disk. So the only thing running late is an installer — the sheet of paper in the browser is the same one.