by Dario Ferrer on WordPress.org
Powerful, reliable and lightweight plugin which helps you to easily show post images and handle them. Essential tool for web designers and developers.

A small sample of what you can do with WPSI II
WP Smart Image II is a WordPress plugin which gives you a whole control over the thumbnails that you wish to show with posts and pages (e.g. the index of a website).
This plugin combines the best image management functionalities in WordPress and turn their handling in a very easy job.
WP Smart Image II takes all WordPress image functions and put on your hands in a simple and right way.
Yes! Custom fields (e.g.) is a very wrong and annoying way to do this job. If you are used custom fields to assign images to posts, with WP Smart Image II will forget all the extra work and will enjoy the real process automation that has been in WordPress all this time and probably you never knew existed.
No problem! Otherwise, the WordPress image engine is one of the most advanced and flexible ones so far. WordPress offers a wide range of functionalities and tags, which allows for and easy handling of images and files, associating them with posts, categories, pages and other elements with total freedom.
However, the problem with all these funcionalities is that finding the propper way to associate data and get a specific result can get really hard. In an attempt to do that, many people have tried to do it by setting through custom fields, ignoring that WordPress has a large platform with many resources at our disposal to do that.
It is not a filter that works inside the content. WP Smart Image II only works in the template areas and it’s use is focused to the template’s file system.
It is not a plugin that changes other functionalities behaviour. It’s a resource that lets you take advantage of the already existing functionalities provided by WordPress.
General
Design & layout
"width" and "height" attributes through CSS or HTML methods."alt" and "title" attributes if they haven’t been configured yet.Web Development
"rel", "class", "id" and "target".array mode as well.Blogging
Enjoy designing!
If you have been translated this plugin into your language, please let me know.