This article analyzes the diffusion of a Web technology named AJAX in facilitating e-government architecture and enhancing its potential by enablement of modern Web features as democracy and collaboration. Flexibility needed for free flow of interactive collaboration, compatibility, and robustness is treated as vital in the chapter. Major enterprises that have created landmarks in terms of participation of individuals and enterprises, along with contemporary Web technologies, are also analyzed to consolidate priority of technologies befitting robust and sustainable Web architecture. Emphasis is on the point that a proper collaboration among private, public, and government entities can only be achieved by proper information dissemination and acceptance of competent Web technologies, AJAX being one of them. Features of AJAX such as sectional processing ability, speed, bridging, portability, and compatibility are viewed with criticality for practical establishment.