Leave and attendance management for Slack

Calamari is a modern leave and attendance management system for Slack fully approved by users. Combined with Slack it makes your time-off planning and attendance tracking simple and pleasant.

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Sign in with Slack

You can sign in to Calamari with your Slack account. You do not need to remember an additional password to other systems. It is convenient and secure.


Time-off information

All information about employees’ planned time-off is always at hand. Thanks to this integration, the most important HR information is accessible directly from Slack.


Clock in/out and breaks

Time recording has never been so easy. With Slack, you can mark your working time quickly and conveniently.


Manage HR from Slack

Now you do not even need to open Calamari HR system in order to approve requests. Just click "Approve" directly from Slack. Manage employees absences with ease.


Employees presences and work plan

Our leave management system allows displaying the list of attendance in Slack. It helps in planning your work time more efficiently during the day.



Receive birthday notifications in Slack. Calamari keeps your team informed about upcoming birthdays and helps to integrate your employees. Moreover, it gives you a possibility to celebrate together!

How it works?



Receive Slack notifications instead of e-mails. These notifications include information about pending leave requests to approve and confirmation that your request has been approved. Also, you can set up daily and weekly reminders about upcoming absences.


Type commands

Type "/calamari" in Slack. With commands, you are able to request leave, check employees attendance plan, approve requests, etc.

How to turn it on?

  • 1

    If you don't have a Calamari account please sign-up for a free trial.

  • 2

    First, you need to “Log-in” to Calamari as an admin. Then “Log-in” to Slack team’s dashboard

  • 3

    In configuration panel, on the integration list choose Slack. Then, to connect Slack and Calamari together, click “Turn on integration”

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