(previous version of this page has other logos that have been excluded from the shortlist)
Bridge (Andi)
Hex matrix (Andi)
3hex-v3.svg
(24x24) (48x48) (96x96)96x96)
... though this needs some text ...
Hexagons as a Path (Dan)
https://files.slack.com/files-pri/T4S1WH2J3-F03LTR5RX6G/image.png
...