slack-cli

Install command: 
brew install --cask slack-cli

Name: Slack CLI

CLI to create, run, and deploy Slack apps

https://docs.slack.dev/tools/slack-cli/

Cask JSON API: /api/cask/slack-cli.json

Cask code: slack-cli.rb on GitHub

Current version: 3.9.2

Requirements: macOS >= 10.15

Versions:

Intel tahoe 3.9.2
sequoia 3.9.2
sonoma 3.9.2
ventura 3.9.2
monterey 3.9.2
big sur 3.9.2
catalina 3.9.2

Analytics:

Installs (30 days)
slack-cli 275
Installs (90 days)
slack-cli 748
Installs (365 days)
slack-cli 2,684