HamClock Launcher — Release Notes

Version history and change log

In memory of Elwood Downey, WB0OEW (SK) — creator of HamClock. His work continues to serve the amateur radio community.

Version 1.2

February 2026 HamClock 4.22

This release adds backend server selection to support the amateur radio community following the passing of Elwood Downey (WB0OEW, SK), the original creator of HamClock. By default the legacy ClearSkyInstitute server is still used, but other HamClock backends can used, such as the OpenHamClock-Backend community project and other hamclock servers. This ensures that the HamClock continues to function for the amateur radio community.

New Features

Fix Bug Fixes

Notes

Version 1.1

December 2025 HamClock 4.22

New Features

Version 0.2

Late 2025

Initial public release of HamClock Launcher.

New Features