CSS Christmas Calendar might be a bit more popular than 24 Ways. We know about 1 link to it since March 2021 and only 1 link to 24 Ways. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
24 ways [feed] — Advent calendar of cool/impressive things you can do on the web;. - Source: dev.to / almost 3 years ago
Here's the link https://csschristmascalendar.com/ (and clicking on the title under each door will open the related CSS code in Codepen). Source: over 2 years ago
Frozen Goodies - An advent calendar to get the chance to win daily prizes
UXmas - An advent calendar for UX folk
25DaysOf - A customizable advent calendar, for everyone
Advent Calendar - A fun and interactive calendar
Llama Sounds Advent Calendar - Fake llamasounds for each day until Christmas
25 Days of Vim - A Vim Advent Calendar