Max Kostinevich

Create temporary links to files which are stored in Amazon S3 service using simple shortcode.
Shortcode builder also available (see screenshots).
Read the <a href="https://maxkostinevich.com/blog/simple-way-to-sell-and-share-files-with-wordpress" title="Simple way to sell and share files with WordPress" rel="nofollow ugc">detailed guide</a> which describes how to use this plugin.
<h4>Shortcode usage</h4>
Wrap text (‘Download Now’) in the link (a-tag):
<pre><code>[s3secureurl bucket='bucket-name' target='/path/to/file.ext' expires='5']Download Now[/s3secureurl]
</code></pre>
Output: <a href="http://example.com/secure-url" rel="nofollow ugc">Download</a>
Display the raw link as text:
<pre><code>[s3secureurl bucket='bucket-name' target='/path/to/file.ext' expires='5' /]
</code></pre>
Output: http://example.com/secure-url

S3 Secure URL

S3 Secure URL plugin allows you to create temporary links using Amazon S3 service.

Dan D

S3 Bucket Browser allows you to harness the power of Amazon Web Service’s S3 storage system to serve files to your visitors directly from S3’s servers, in a fast, easy to navigate method. Folders can be navigated between via clicking or via breadcrumbs, all without leaving or reloading the page. File searches are near instantaneous, and all download links are time limited (60 minutes), preventing your links from being widely shared or hotlinked.
Features:
<ul>
<li>
All files served are hosted offsite on S3 storage. No worries about disk space!
</li>
<li>
Easy to use interface, as simple as clicking through folders.
</li>
<li>
Searching is extremely fast
</li>
<li>
Download links are signed and expire after 60 minutes, to prevent hot-linking
</li>
<li>
Only one API call, on initial page load.
</li>
<li>
Inserted via shortcode, so you can put on a password protected post or page if desired.
</li>
<li>
Mobile Friendly
</li>
</ul>
Shortcode Use: <code>[s3browse bucket=yourbucketname]</code>
Notes Before Use:
<ul>
<li>
You must have an AWS account, and know your access and secret keys, as well as your region.
</li>
<li>
You must have a bucket created with correct IAM set to access the bucket.
</li>
<li>
You must upload files via S3 prior to displaying, if you want them to show. (future version will likely allow upload as well)
</li>
<li>
You must have the correct CORS configuration set for your bucket:
 
 POST 
 GET 
 PUT 
 3000
</li>
</ul>
<h3>Dependencies and Licensing</h3>
AWS SDK for PHP
<h3>Roadmap</h3>
Features Planned for Future Versions:
<ul>
<li>
Ability to Upload Files
</li>
<li>
Ability to Delete Files
</li>
<li>
Ability to Create a Bucket inside Plugin
</li>
</ul>

AWS S3 Bucket Browser

S3 Bucket Browser allows users to search, view, and download files from AWS S3 in a lightweight format via shortcode.

S3 Secure URL vs AWS S3 Bucket Browser