2021-Feb-27: CT800 firmware V1.42 has been released. The playing strength has moderately increased, and some bugs have been fixed.
2020-Aug-29: CT800 firmware V1.41 has been released. Some optimisations increase the playing strength slightly.
2020-Apr-05: CT800 firmware V1.40 has been released. More aggressive pruning in search results in stronger play.
2019-Jul-18: cPageBuild, the static website generator that powers this website, has been released in version 1.00. It is open source and comes with manual and a demo project.
2019-Feb-09: CT800 firmware V1.34 has been released. The erroneous shutdown at more than 5.4 V input voltage has been fixed.
2019-Jan-23: Vitali Derr has published a project for an affordable CT800. The hardware design is open source with circuit board data and schematics, fully compatible with the CT800 firmware.
2019-Jan-08: CT800 firmware V1.33 has been released. The search has been improved, more chess endgame knowledge, and the driver layer has been overhauled.