CSVCronImport will allow you to import/update products, categories, users, etc., from a csv/txt/xml file or URL (like www.host.com/file.csv) and create a scheduled task to automatically update when you want.
Tired of getting hundreds of spam emails through your forms? PrestaProtect adds a captcha in slide form without needing to edit your template, scan for malware on your site, and many more options !!!
Ajax manager is the ultimate tool for prestashop managers.Edit the css, tpl, php,html, js files your site and keep them straight. Edit images to retouch, resize, etc. You can edit the database, insert, delete, etc, with the database tool.