This API for a specialized calendar that can calculate different astronomical times including sunrise and sunset and Jewish zmanim or religious times for prayers and other Jewish religious dutuies. This API Translated KosherJava Zmanim API from JAVA to Dart language.
The library is released under the LGPL 2.1 license.
Add this to your package's pubspec.yaml file:
dependencies: kosher_dart: ^2.0.1