An incompatibility with the latest macOS releases that could cause World Clock Deluxe to crash at launch if the Dock icon was hidden has been solved.
Some other minor incompatibilities and bugs have been fixed.
Cities, Time Zones, DST Rules 4.16.1.1 - March 2019
Daylight-saving time information for Palestine has been updated. Daylight-saving time in Palestine will start one week later this year, at 1:00 AM on Saturday, March 30, 2019.
The offset from UTC of the Antarctic stations Casey and Concordia has been updated. With winter approaching in the southern hemisphere, both stations moved from UTC+11 to UTC+8.
Byron Bay, NSW, Australia has been added to the World Clock Deluxe database.
Three countries changed their name: Czech Republic became Czechia, Macedonia became North Macedonia, and Swaziland became Eswatini.
Cities, Time Zones, DST Rules 4.16.1.2 - May 2019
Daylight-saving time information for Brazil, Morocco, and Western Sahara has been updated. Brazil canceled daylight-saving time, while Morocco and Western Sahara will switch from Western Europe Summer Time (UTC+1) to Western Europe Time (UTC) during Ramadan, from May 5 to June 9, 2019.