Incoming Webhooks are a simple way to post messages from external sources into Slack. They make use of normal HTTP requests with a JSON payload, which includes the message and a few other optional details described later.Message Attachments can also be used in Incoming Webhooks to display richly-formatted messages that stand out from regular chat messages.
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This integration was made by a member of the Slack team to help connect Slack with a third party service; these Slack integrations may not be tested, documented, or supported by Slack in the way we support our core offerings, like Slack Enterprise Grid and Slack for Teams. You may provide feedback about these apps at firstname.lastname@example.org.