Inspired by Open WarHex, I wanted some specific shapes of hex based modular terrain. After a quick design in onshape, and consulting the robot overlords for the html help, I'm happy to present: Matt's Hex Builder.
Simply click the pattern you want on the 2d map, then click "Export STL" to download it.
A preview of your 2d input is rendered in 3d below.
Anything smaller than the full field should fit nicely.
See the gallery below, and feel free to email me your pics to include in it!
TODO: Model and add a selector for depth 1 hexes.
Click, scroll, and drag around
Click to view higher resolution.