Search Engine (SEO) & Performance Optimization (WPO) via caching. Integrated caching: CDN, Minify, Page, Object, Fragment, Database support.
Schedule complete automatic backups of your WordPress installation. Decide which content will be stored (Dropbox, S3…). This is the free version
Backup & Restore Dropbox Plugin to create Dropbox Full Backup (Files + Database) or Restore, Duplicate, Clone or Migrate of your Website
Amazon S3 Backup & Restore Plugin to create Amazon S3 Full Backup (Files + Database) or Restore, Duplicate, Clone or Migrate of your Website
Database backup Amazon S3 to backup database / restore database of Website. Database backup to Amazon S3 Cloud
Admin Flush W3TC Cache works with the W3 Total Cache plugin. It simply adds an "Empty All Caches" option to every Admin page.
Recover and Restore Your WordPress Site If It Ever Stop Working Correctly; Restore WordPress to Last Working State With a Single Click. Get Started!
Syncs and serves all of your WordPress media via Rackspace's Cloud Files CDN.
Please use https://wordpress.org/plugins/storagemadeeasy-multicloud-files-backup/. This plugin is deprecated and no longer maintained.
The StorageMadeEasy Multi-Cloud File Download plug-in enables you to share files for download, via a widget, for over 30 cloud storage providers.
Back your WordPress blog up to any one of 40 storage clouds including S3, RackSpace Cloud Files, SkyDrive, DropBox, Gmail, Box.net, RackSpace Cloud Fi