Zero Punctuation reviews Battlefield 3 (video), possibly the most reviled game ever to earn itself 93% on Metacritic. Remember to press X to not die (TV tropes).
Basics of effective FPS encounter design (via F.E.A.R. and F.E.A.R. 2) is a detailed analysis of how to create engaging encounters in first person shooters.
Skid MK is a fiendishly addictive and entertaining Mario Kart clone which has already taken up far too much of my week. Developers Conix Games also made a top-down zombie shooter in the Robotron tradition called Daytraders of the Dead, which is just about as addictive.
August Wind is a top-down 'free-roaming shooter' about mining valuable metals off the backs of cloudeels. It's the Bachelor Thesis project for Jeremy Spillmann at the Zürich School of the Arts. It features charming 2D graphics and a gypsy soundtrack. [more inside]
Polynomial (yt) is a 3D space shooter with mathematically generated fractal scenery and models by Dmytry Lavrov with demos available for Linux, (Intel) OSX, & Windows. (via)
In Starcom, a space-based action adventure game, you pilot a starship defending the galaxy from an encroaching enemy invasion with an increasingly powerful array of armaments and technologies. It's a hell of a lot of fun, so play and enjoy! [via mefi projects]
Madness Combat Defense, an evolution of the tower defense game.
Left 4K Dead. Just you, in a dark corridor, with a torch, and a gun. And zombies. So many zombies.
Fat Cat : a bit of friday flash fun