Baidu is currently working with a small group of developers, including 7K7K and PPTV, and will open up its development platform to small and individual developers next March, Sina.com reported.
Baidu in June announced a partnership with Symbian to build a joint laboratory to work on the box computing concept.
Google this month revealed it was planning to launch an app store based on its upcoming Chrome browser-based OS, which is expected to launch in October.
Separately, Baidu CFO Jennifer Li said the company will focus its future mobile investments on search, Reuters said.