Slack Reaction Notifications is a free browser extension developed by Simon Cleriot. It falls under the category of Browsers and is classified as an Add-ons & Tools subcategory. This handy extension allows users to receive desktop notifications for emoji reactions in Slack.

To get started, simply install the browser extension and log in with your Slack account. Once installed, anytime someone reacts to one of your messages in Slack, you will receive a short notification. This feature ensures that you are promptly informed about any reactions to your messages, helping you stay engaged and in the loop.

Slack Reaction Notifications is a convenient tool for users who want to stay updated on emoji reactions in Slack. With its simple installation process and unobtrusive notifications, this extension enhances the overall Slack experience by keeping users informed in real-time.