I made signs inspired by those in Ubisoft Nadeo's original Rally environment for my track, King's Rally Cross.

Contents (total: 38 signs)

1x1: 4 arrows, warning, and wrong way
2x1: 4 arrows, 4 arrows with warning, left and right "Joker Lap" 2x1 signs, warning, and wrong way
4x1: 4 arrows, 4 arrows with warning, warning, and wrong way
6x1: 4 arrows, 4 arrows with warning, warning, and wrong way

Download ZIP

Preview screenshot (the moiré pattern on the large 1x6 sign is unintentional):



I generated these signs in my browser using HTML, CSS, and JavaScript (download source code ZIP). Then I took screenshots of the output and saved them as JPG images. The font used in the "Joker Lap" signs is JetBrains Mono NL.