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Build

  • internal tools
  • simplified workflows
  • brilliant bots
  • useful apps
  • internal tools

for just your team, or Slack's millions of users

Start Building

Send messages

Messages are the building blocks of apps and bots. Start from “Hello, world,” or connect a service you already use.

Create simple workflows

Your app can respond to user activity, and buttons let users complete simple tasks (like requests and approvals).

Build bots

Add a bot to talk with users and automate tasks (and add a little fun).

Set up internal tools

Need a slash command or a bot just for your team? All our tools can be used for internal integrations.

Publish your app

Submit your app to the Slack App Directory, and reach millions of daily active Slack users.

Latest from the platform blog

Slack API
Oct 17, 2017

Announcing the Slack Platform Asia Tour

The Slack Devrel team is coming to Asia and Australia!. Read More

Slack API
Oct 10, 2017

Share your story on this blog

We’d love to hear about all the things you’ve built with Slack. Read More

Drew McKinney
Sep 29, 2017

Workflow management through Slack messages

What we learned about conversational UX and smart message design. Read More

Browse more of the Platform Blog here.

Want to dive deeper?

FAQs, tutorials, and more — read up on how to make your app shine.

Start Learning

Looking for more?

These handy links will help you get on your way.