To install maps, download them to C:/Users/yourname/Documents/AssaultCube_1.2/packages/maps.
For Linux users, download to /home/yourname/.assaultcube_1.2/packages/maps.
For Mac, I don't know! Check the documentation or ask the forums for help.
You can then start them in AC: /mode MODENUM and /map MAPNAME.
A semi-big CTF map resembling a 1970s city. (about 15% done)
A very small abandoned prison made for LSS/DM 2-5 players. (released on a few servers)DOWNLOAD VERSION 1
This is a test