vsmash

Automated notifications from your WordPress site to your Slack / Mattermost application channels and webhooks.
There is no limit to the ways you may integrate this plugin.
It supports all other Vanilla Bean plugins and is available for under-the-hood use as well as shortcode access.
<h4>Key Features</h4>
<ul>
<li>Real-time WordPress notifications – Post status changes, comments, user registrations</li>
<li>WooCommerce integration – Sales notifications with order details</li>
<li>Plugin management alerts – Install, update, and deletion notifications</li>
<li>Multiple webhook support – Send to Slack, Mattermost, Discord, or custom endpoints</li>
<li>Formatted data messages – Rich attachments with structured name-value pairs (NEW in 5.5.2)</li>
<li>Smart queueing – Non-blocking message delivery with optional immediate sending</li>
<li>Email fallback – Send notifications via email when webhooks aren’t available</li>
<li>Shortcode support – Easy integration in posts and pages</li>
<li>Programmatic API – Full developer access with PHP functions</li>
</ul>
<h4>Shortcode Examples</h4>
<pre><code>[slackhooker text="Here is a message from my WordPress site"]
</code></pre>
or
<pre><code>[slackhooker text="Here is a message" channel="general" username="My WordPress"]
</code></pre>
or
<pre><code>[slackhooker text="Here is a message" channel="https://myorg.slack.com/services/xxoxlsodsfsfsdfds#channelname" username="My WordPress"]
</code></pre>
Messages are queued last in the PHP process to ensure your other page processing is not interrupted, but you can override:
<pre><code>[slackhooker text="Here is a message from my WordPress." sendnow="true"]
</code></pre>
Multiple or custom webhooks supported:
<pre><code>[slackhooker text="Here is a message to multiple webhooks" alsoto="https://hooks.slack.com/services/T03TDTbUF/BBG9SQV6X/abcdefghij,https://hooks.slack.com/services/T03TDTbUF/BBG9SQV6X/abcxxxxxxx"]
</code></pre>
<h4>Programmatic Examples</h4>
Simple text messages:
<pre><code>if(function_exists('\VanillaBeans\SlackHooker\vbean_slackhooker')){
 \VanillaBeans\SlackHooker\vbean_slackhooker('Here is my notification');
}

if(function_exists('\VanillaBeans\SlackHooker\vbean_slackhooker')){
 \VanillaBeans\SlackHooker\vbean_slackhooker('Here is my notification','mychannel','Username',':specific_icon:');
}

if(function_exists('\VanillaBeans\SlackHooker\vbean_slacknotify')){
 \VanillaBeans\SlackHooker\vbean_slacknotify(array('text'=>'Here is my notification','icon'=>':open_mouth:'));
}
</code></pre>
Formatted data messages (NEW in 5.5.2):
<pre><code>if(function_exists('\VanillaBeans\SlackHooker\vbean_send_data')){
 $data = array(
 'User ID' => '12345',
 'Email' => 'user@example.com',
 'Status' => 'Active',
 'Last Login' => '2025-10-03 14:30:00'
 );
 \VanillaBeans\SlackHooker\vbean_send_data('User Registration', $data);
}
</code></pre>
Custom formatted messages with options:
<pre><code>if(function_exists('\VanillaBeans\SlackHooker\vbean_send_data')){
 $data = array(
 'Order ID' => '#WC-12345',
 'Amount' => '$299.99',
 'Customer' => 'John Doe',
 'Payment Method' => 'Credit Card'
 );

 $options = array(
 'color' => '#00ff00',
 'pretext' => 'New WooCommerce Sale!',
 'text' => 'Payment processed successfully'
 );

 \VanillaBeans\SlackHooker\vbean_send_data('E-commerce Sale', $data, $options);
}
</code></pre>
Building custom attachment messages:
<pre><code>if(function_exists('\VanillaBeans\SlackHooker\vbean_build_data_message')){
 $message = \VanillaBeans\SlackHooker\vbean_build_data_message('System Alert', array(
 'Server' => 'web-01.example.com',
 'CPU Usage' => '85%',
 'Memory' => '3.2GB / 4GB',
 'Disk Space' => '75% full'
 ), array('color' => '#ff9900'));

 // Send using existing notification system
 Vanilla_Bean_Slack_Hooker::notification_send($message);
}
</code></pre>
<h4>Parameters</h4>
There are defaults for all except the message. You can specify:
<ul>
<li>text – required. This is your message</li>
<li>endpoints – override defaults with a comma separated list of endpoints with optional channel and alert eg: endpoints=’https://endpoint.com#channel#here’</li>
<li>channel – defaults to ‘general’ or your admin default specified channel – deprecated</li>
<li>username – the identity you would like displayed as the sender in the channel</li>
<li>icon – any of the available emoji icons in the slack system</li>
<li>sendnow – true or false. Defaults to false. True means that the message would be executed at the time it is called rather than at the end of page load.</li>
</ul>
New Data Message Parameters (5.5.2):
<ul>
<li>title – required for data messages. Main title of the message</li>
<li>data – associative array of name => value pairs to display</li>
<li>options – array of formatting options (color, pretext, text, author_name, etc.)</li>
</ul>
<h4>Use Cases</h4>
<ul>
<li>E-commerce monitoring – WooCommerce order notifications</li>
<li>User activity tracking – Registration and login alerts</li>
<li>System monitoring – Server status and health checks</li>
<li>Content management – Post publication and comment notifications</li>
<li>Security alerts – Failed login attempts and suspicious activity</li>
<li>Plugin management – Installation, update, and deletion notifications</li>
</ul>
<h4>Contact</h4>
We can be found at:
<ul>
<li>Website: <a href="http://www.velvary.com.au/contact-us" rel="nofollow ugc">Velvary Contact</a></li>
<li>Twitter: @VelvaryVanilla</li>
<li>Email: info@velvary.com.au or support@velvary.com.au</li>
</ul>

Vanilla Bean Slack Hooker

Well, I'm the dev so I'm giving it 5 stars, but I will keep trying to improve it.



Simple

Notify one or more Slack, Mattermost or other endpoints with configured webhooks for WordPress events. Notifications for plugin installs and updates,  …

Akeda Bagus

This plugin is an extension to <a href="https://wordpress.org/plugins/slack" rel="ugc">Slack plugin</a> that allows you to send notifications to Slack channels whenever payment in WooCommerce is marked as complete.
The new event will be shown on integration setting with text When a payment in WooCommerce is marked as complete. If checked then notification will be delivered once payment is marked as complete.
You can alter the message with <code>slack_woocommerce_order_status_completed_message</code> filter. The filter receives following parameters (ordered by position):
<ul>
<li><code>$message</code> — Default string of message to be delivered</li>
<li><code>$order</code> — Order object</li>
</ul>
Development of this plugin is done on <a href="https://github.com/gedex/wp-slack-woocommerce" rel="nofollow ugc">GitHub</a>. Pull requests are always welcome.

Slack WooCommerce

Send notifications to Slack channels whenever payment in WooCommerce is marked as complete.

Vanilla Bean Slack Hooker vs Slack WooCommerce