Some additional Twitter API sites. A lot of the third party development sites will pull in your Twitter profile and give you link love.

• Crowdeye.com
• Klout.com
• Plentyoftweeps.com
• Sency.com
• Twaitter.com
• Taweet.com
• Tweetworth.com
• Twiscounter.com
• TwitRak.com
• TwitReferral.com
• LocalTweeps.com
• TwitDir.com
• TwitterStates.com

RSA released its SecurID SoftwareToken for the iPhone. The software en-ables an iPhone to be used as an RSASecurID authenticator, providing conve-nient and cost-effective two-factor authentication for enterprise applications and resources. It is designed to generate a one-time password that changes every 60 seconds, enabling secure access to enterprise applications and resources. The application is available free in the AppStore.

Internet search company Google announcedit is developing an open-source PC operatingsystem to compete with Microsoft’s Windows.The OS, called the Google Chrome OperatingSystem, will initially be targeted at netbooks,but Google says the software should also beable to run on full-sized PCs. Google willrelease the Chrome OS under an open-source license later this year, allowing third-party developers to design compatible appli-cations, and it will be sold with netbooksbeginning in the second half of 2010. Thesoftware is an extension of the code used inGoogle’s Chrome Web browser, which wasreleased last year.