Collection of Advent Calendars!
- Perl6 Advent Calendar
- Perl5 Advent Calendar
- Advent of Code
- QEMU Advent Calendar
- Data Driven Advent Calendar
- Qiita Ruby Advent Calendar (jp)
- Gopher Academy (Go) Advent 2016
- 24 Ways
- UXMAS
- List of web development advent calendars
- JVM Advent from previous years, unfortunately no 2016
- Daily Chart Advent Calendar (Economist)
- Whisky Advent Calendar