Smart Image Gallery allows to insert images, and pictures, in your blog, directly from the WordPress media library, or eternal images repositories...
Smart Image Gallery is an easy and intuitive plugin. Before search, and insertion of the images in the articles, will be necessary activate the images repositories. Go to the settings page of plugin ( from the menu option "Settings > Smart Image Gallery" ), and activate the available images repositories (the number of images repositories depends of plugin's version installed on your WordPress ). Each image sources has its own settings options ( for example: Flickr requires an API Key, and Instagram a Client ID)
After activate the images repositories, go to the article, and press the Smart Image Gallery icon over the content's editor. The action opens an popup window with a search box. Type the search criteria and press the "search" button, or simply press the carriage return key. The plugin displays the images available for each images repository. If the resulting images are not appropriated for the article, the plugin displays an "+" button at right of each repository, to get additional images with the same search criteria. Each image has associated a checkbox to be selected and inserted in the article. One time have decided the images to insert, go to the galleries design tab, and select the gallery to display (the available galleries, and its options, depend of plugin's version installed in your WordPress )
The plugin inserts a shortcode in the article, doing easy remove an image, or modify the gallery's settings.