New SMART Plugins plugin for WordPress is Simple System Info, very useful and easy to use plugin that will display various server, WordPress, database information. Plugin adds its panel under Dashboard panel on admin side.
Major new version of Simple Contact Slider brings two new features: size for the slider tab (with 4 possible values allowing you to use longer slider tab label) and extra control for visibility on mobile devices.
New version of Smart Cleanup Tools adds two more tools: cleanup of only expired transient records, and reset tool for removing Akismet comments log. Most tools now show estimated size of records to be deleted on checkup.