The biggest competitor for the Google App Engine is Amazon, but at least ten thousand have signed up for this service since its launch.

Googl App Engine is a tool for software developers to use Google as a platform host. There applications can be stored within the bosom of google.

For any developer who readily makes use of Google’s services, using Google App Engine to host your applications with quick access to Google’s other APIs.

Google Ad Manager enables users to incorporate their ad codes to the application, and subsequently consign the Ad Manager generated code on their sites. The software is capable of tracking page views and CTR, record statistics, and geotarget or other break downs on each unit. The software additionally supports locally sold ads, in addition to direct sale advertising.

A further distinctive feature of the software is its capability to offer Adsense units for fallback and remnant site catalog. Google Ad Manager also supports graphical display, video and text ads.

The service will compete with OpenX, which was formerly called Openads, and prior to that, phpadsnew. The well-liked adserver solution boasts 30,000 publishers using the software on 100,000 sites in 140 different countries and in 20 languages.

OpenX is placed to launch a hosted solution later this year. But regardless of its $5 million backing, OpenX will find it tricky to compete with Ad Manager when it officially launches, based on Google’s consistent track record.

Presenting at Microsoft’s MIX08 online technology conference in Las Vegas, Nevada, Ballmer echoed the validation of last month’s $41.2-billion spontaneous offer for Yahoo. In a question-and-answer period with Guy Kawasaki, venture capitalist and previous Apple employee, he said the planned deal to acquire Yahoo would accelerate the company’s labors to gain competitive ground on Google.

If the deal really happens, Ballmer said that the two companies will work collectively to reduce any overlapping services.

“It won’t make sense to have two search services, two advertising services, two mail services, and we will have to sort some of that through,” said Ballmer, who also broached the company’s efforts to build a larger presence in the online services market.

Earlier this week, Microsoft chairman Bill Gates announced at the Microsoft Office SharePoint Conference 2008 it would commence the beta process for its Microsoft Online Services, offering hosted versions of applications such as Exchange and SharePoint directly to end users.

Conjecture also appeared last week that Microsoft is constructing out 24 data centers for an overall capacity of roughly 12 million square feet, as part of its rising strategy of offering hosted applications.