Schedule complete automatic backups of your WordPress installation. Decide which content will be stored (Dropbox, S3…). This is the free version
Store any data you wish and access it using shortcodes or PHP functions. Easy and simple data storage and retrieval for beginners and advanced users.
You can put in Products you have in your storage. As post type you could easily write theme templates for it.
BP Group Documents creates a page within each BuddyPress group to upload and any type of file or document.
This plugin allows you to automatically synchronize media files that are downloaded to the articles or just the library, to Selectel Storage.
Customizable integration with Google Sheets, Google Cloud, MySQL and Amazon S3 without APIs
The S3bubble Backup Plugin offers you a totally controllable one stop way to store your data securely and ensure you webpage is safe.
Allows you to acccept email submissions on your site, and export them in an email friendly format.
Uploadcare provides media uploading, processing and CDN for your blog. You can upload even very large images and crop them.
Monitor the space on your server with a simple dashboard widget. You can also enable a notification that gets sent when you hit a specified threshold.
Get better uploaded quality or save bandwidth: Change the JPEG compression-level of uploaded images and thumbnails.
Track how much disk and database space WordPress is using.
Twordstore is a plugin designed to allow for user's tweets or twitter searches to be harvested and displayed via WordPress.
The ShutterPro for WordPress plugin allows you to display any of your photo sets direct on your blog, no technical knowledge required.
upload image to qiniu cloud store and copy the url to current post.
Save storage space by deleting large image files after generating thumbnails.
Display available server disk space on the Dashboard.
upload attachments to dbank.com and copy the url to current post.
WP Vault allows you to upload and store any type of files to server, and link to posts without the need for additional coding.