昼间日历 is a lightweight browser calendar plugin that offers a range of features despite its small size of less than 300k. With this plugin, users can access the lunar calendar, twenty-four solar terms, public holidays, and a moon phase chart.

One of the key features of 昼间日历 is its support for dark mode, allowing users to switch to a more visually comfortable interface. Additionally, the plugin provides local calculations for the lunar calendar and twenty-four solar terms, ensuring accurate and up-to-date information.

Users can also mark important dates and make diary entries within the plugin, helping them stay organized and remember important events. Furthermore, 昼间日历 displays the moon phase chart in the browser toolbar icon, allowing users to quickly check the current moon phase.

In terms of privacy, 昼间日历 does not require any special permissions and does not record, track, upload, or share any personal information.

Overall, 昼间日历 is a useful and privacy-conscious browser calendar plugin that provides essential features like the lunar calendar, holiday information, and moon phase chart.