Chigozie Orunta

The Notify Slack Bot plugin is a simple notification plugin built to help alert WordPress site owners when posts have been created or published. It sends a simple notification message to the specified slack channel the user requires it to.
At a glance, this plugin helps you:
<ul>
<li>Configure your messages to be sent to slack.</li>
<li>Configure which slack channel to receive your messages.</li>
<li>Configure the logo to be used by your slack bot.</li>
</ul>

Notify Slack Bot

Notify your Slack channel when posts have been created or published on your WordPress site.

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.

Notify Slack Bot vs Slack WooCommerce