BlackBerry has released an early access version of the BlackBerry WebWorks SDK. The SDK provides web and mobile web developers with a framework, API's and tooling to develop web applications for the BlackBerry PlayBook tablet.
Also, released the source code to the BlackBerry WebWorks SDK on the BlackBerry PlayBook tablet -- please check it out and join the open source project.
Finally, BlackBerry extended the deadline for the free BlackBerry PlayBook tablet offer. Applications submitted by March 15th, 2011 will be eligible to qualify for the offer, providing an opportunity for both BlackBerry WebWorks and Adobe developers to bring their applications to the BlackBerry PlayBook tablet.