This plugin adds an autosave functionality to b2evolution: The post you're editing or creating gets autosaved every X seconds (default is 5 minutes), so your post won't be lost completely if your browser or operating system crashes. The plugin also adds a "Save and review" button to the post form. Various features of the plugin can be changed and disabled on the plugin's settings page.
Replace a standard search widget with Advance Search and you will be able to filter results by many parameters ( blog, category, post author ) plus you can customize almost everything.
ShareThisWidget is a plugin that allows you to add a ShareThis link to your blog. It is implemented as a b2evo widget, which allows you to add it to any skin container via the Back Office control panel.
Do you have many files/images in your media folder? When you hit the "files" button it takes a long time to load as it loads all the files/images in the folder. What if you have a few hundreds of files...
This plugin provides a button for quick and easy files upload.