Meet the Wicked Lasers Evo Smartport 532nm Green Laser. It is open source and smartphone controllable. Its user interface is hackable, and you can create apps for it on iOS and Android. The Evo has 4 operating modes: momentary, constant, strobe, and bypass. The Evo is crafted from brushed and hard anodized aircraft-grade aluminum.
You can lock the laser to make sure only people you want have access to it. The Evo is upgradable and customizable. It sets you back under $190.