slackapi/node-slack-sdk

This SDK is a collection of single-purpose packages. The packages are aimed at making building Slack apps easy, performant, secure, and scalable. They can help with just about anything in the Slack platform, from dropping notifications in channels to fully interactive bots. The Slack platform offers several APIs to build apps. Each Slack API delivers part of the capabilities from the platform, so that you can pick just those that fit for your needs.