Bolso is a developer tool making it easy to view the contents of one's simpleDB account. Domains can be created and deleted as well as the meta data of the domains viewed. Bolso is also good for testing queries and viewing the results of queries. The attributes of items returned from queries can be modfied and new attributes can be added. Bolso offers two methods for visualizing and navigating the items in a domain, a modified grid view and a tree view making it easy to visualize the data stored in SimpleDB.