C# Advent 2025
C# Advent 2025: a look back
Published October 25, 2026
C# Advent 2025 is a wrap! Thank you to the 48 authors who wrote this season's 48 posts, and to everyone who read them.
The season
- 48 posts by 48 authors, two a day from December 1 to 25.
- 16 first-time authors and 32 returning, who'd written for C# Advent before.
- 2 of this season's authors have now written for C# Advent in 9 different seasons.
Since 2017
That brings C# Advent to 408 posts by 191 different authors since the first season in 2017.
See you next December!
By the numbers
- Posts
- 48
- Authors
- 48
- First-time authors
- 16
- Authors since 2017
- 191
Show the numbers
| Season | Returning authors | First-time authors | Total |
|---|---|---|---|
| 2017 | 0 | 24 | 24 |
| 2018 | 18 | 26 | 44 |
| 2019 | 21 | 27 | 48 |
| 2020 | 19 | 23 | 42 |
| 2021 | 31 | 16 | 47 |
| 2022 | 29 | 20 | 49 |
| 2023 | 29 | 19 | 48 |
| 2024 | 27 | 20 | 47 |
| 2025 | 32 | 16 | 48 |
Show the numbers
| Seasons written | Authors |
|---|---|
| 1 season | 16 |
| 2 seasons | 7 |
| 3 seasons | 5 |
| 4 seasons | 9 |
| 5 seasons | 3 |
| 6 seasons | 1 |
| 7 seasons | 4 |
| 8 seasons | 1 |
| 9 seasons | 2 |
Show the numbers
| Season | Posts |
|---|---|
| 2017 | 25 |
| 2018 | 47 |
| 2019 | 48 |
| 2020 | 42 |
| 2021 | 50 |
| 2022 | 50 |
| 2023 | 50 |
| 2024 | 48 |
| 2025 | 48 |
Visits and clicks were first counted in 2026, so earlier seasons have only their posts and authors.