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Tools built by Slack

These libraries, tools, open specifications, and assets are built by Slack.

Tool Works with
Bolt for JavaScript

Foundational Bolt framework in JavaScript that makes it easier to build Slack apps with the platform's latest features.

TypeScript, JavaScript, Node.js

Bolt for Java

Foundational Bolt framework in Java that makes it easier to build Slack apps with the platform's latest features.

Java

Node Slack SDK

Official Slack-built package for Node.js.
npm install @slack/client

Javascript

Node.js

Python Slack Client

Official Slack-built package for Python.
pip install slackclient

Python

Java Slack SDK

Official Slack-built package for Java.

Java

API specifications

Slack platform features lovingly documented in open formats

OpenAPI, AsyncAPI, JSON Schema

Steno

Record and replay incoming and outgoing HTTP requests with your Slack app testing companion, Steno. 📼

Javascript

Node.js

Slack Developer Tools

Install this application to your workspace to quickly look up documentation, investigate the structure of messages, and more.

Slack

Node Interactive Messages & Dialogs

Official Slack-built package for consuming actions.
npm install @slack/interactive-messages

Javascript

Node.js

    Events API module

    Official Slack-built package for the Events API.
    npm install @slack/events-api

    Javascript

    Node.js

    python-slack-events-api

    Plug in your Python-based Slack app to receive Events API subscriptions

    Python

    Hubot Slack adapter

    Connect Hubot to Slack and get started with ChatOps.

    Javascript

    Node.js

    Assets for App Directory profiles

    Template images to help you build a great profile for the app directory

    Sketch

    Build this bot workshop

    Learn to build a bot for Slack, step-by-step.

    Python

    Block kit builder

    Compose simple messages, preview complex workflows, and use blocks to the utmost.

    JSON

    Outmoded message builder

    Preview outmoded messages before sending them.

    JSON

      Find even more oddities by Slack on Github.

      We also catalog well-built tools, libraries, and sample code built by our amazing community of developers.