Creating a Slack app that uses Webhooks to send messages to a channel

Create an app

Sending messages

Once you have the webhook URL, you can try it out by sending it sample data

curl -X POST -H 'Content-type: application/json' --data '{"text":"Hello, World!"}'

This will post a fairly straight forward Hello, World! message to your channel


Customizing message layout

Block kit


Please note that this site and the posts on it are, and will always be, a work in progress. If i waited for perfection, i’d never get anything done.