Apple has released the following new beta versions:

Apple Releases Second iOS 10.2.1 Beta for Public Beta Testers
Apple Releases Second macOS Sierra 10.12.3 Beta for Public Beta Testers
Apple Seeds First Beta of watchOS 3.1.3 to Developers

Apple Releases Second iOS 10.2.1 Beta for Public Beta Testers

Apple today seeded the second beta of an upcoming iOS 10.2.1 update to public beta testers for testing purposes, one week after releasing the first iOS 10.2.1 public beta and one day after providing the second beta to developers.

Read full article @ MacRumors

Apple Releases Second macOS Sierra 10.12.3 Beta for Public Beta Testers

Apple today seeded the second beta of an upcoming macOS Sierra 10.12.3 update to public beta testers, one week after seeding the first public beta and one day after seeding the second 10.12.3 beta to developers.

Read full article @ MacRumors

Apple Seeds First Beta of watchOS 3.1.3 to Developers

Apple today seeded the first beta of an upcoming watchOS 3.1.3 update to developers for testing purposes, more than a week after watchOS 3.1.1 was released and three months after the launch of watchOS 3.

Read full article @ MacRumors