This game entered open development in late August 2011; I have kept to a schedule to add major new features every week, and am gradually expanding my audience for feedback. I will continue this schedule for as long as it's feasible.
To follow my progress:
Youtube dev videos: http://www.youtube.com/us er/sctriplefox
Twitter: @Triplefox http://twitter.com/#!/Tri plefox
v1.251: Changed default keys to use A and S instead of Z and X. Lowered difficulty of level 9 slightly.
v1.252: Added restart key (R).
v1.26: Changed from arrows to mouse aiming (anims aren't updated yet, will fix later)
v1.261: Gun rotation/animation and enemy health bars
v1.27: New campaign levels, additional tutorial messages, some fixes
v1.28: New bg, new frontend, changed from login model to collaborative-room model
v1.29: Chat sounds. Can page through rooms in lobby.
v1.3: Graphical improvements.
v1.31: Some optimizations and graphical improvements. Better handling of "stuck in walls"
v1.32: Added random map generation abilities (Ctrl+G in editor) More wall-sticking improvements.