| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Cargo Breach | Garry Francis | 2023 | English | Solution, Map |
| Citizen Makane | The Reverend | 2023 | English | |
| Clean Getaway, A | Michael Bub | 2023 | English | Solution, Map |
| CMD | Owen Hellum | 2023 | English | |
| CODENAME OBSCURA | Mika Kujala | 2023 | English | |
| Creative Cooking | Piergiorgio d' Errico |
2023 | English | |
| Crown of Pearls | Ryan Veeder | 2023 | English | |
| Curse of Rabenstein, The | Puddle Software | 2023 | Spanish | Solution |