Take a look Adobe Labs I

Adobe Labs is continuation of Labs which is founded by Macromedia at October 2005. After combination of Macromedia with Adobe, this environment was kept getting new releases and beta versions of the products together with developers.
Adobe provides that users can get an experience with new technologies and the products trough Adobe Labs . Adobe Labs aims to encourage co-operative software development operation. Feedback from users absolutely maximizes user satisfaction and ability of products to approach the result.
From beta versions to little programs and open source libraries can be found at Adobe Labs before sales of products. Moreover products which have finished beta period and currently stand in sales, also can be found at a link as "formerly in labs".

to be continued...