Enhance Issue Link Previews in Slack

When a Linear issue updates, its Slack preview is automatically customized to show the latest status, assignee, and priority. Links are more informative.

Trigger

Issue Updated Trigger

Triggered when an issue is updated. For example labels are changed, issue status is changed, etc.

Slack logo

Action

Customize URL unfurl

Customizes url previews (unfurling) in a specific slack message using a url-encoded json in `unfurls` to define custom content or remove existing previews.

Why this helps

Neurodivergent founders struggle with generic link previews that don't show current status. Custom unfurls provide clarity without clicking.

  • Issue previews show current status and assignee without clicking
  • Better information density reduces cognitive load
  • Links are more actionable with customized content

Setup

Build it in a few focused steps.

  • 1Connect Linear and Slack to Notis.
  • 2Tell Notis: 'When a Linear issue updates, customize its link preview in Slack to show the status, assignee, priority, and due date.'
  • 3Select 'Issue Updated' as the trigger.
  • 4Choose your Slack channel for run reports.
  • 5Share a Linear issue link in Slack and update the issue to trigger the custom preview.

Questions about this workflow

Can I customize the preview for new issues too?

Yes, create another automation with 'Issue Created' as the trigger to customize previews for new issues.

What fields can I include in the preview?

Tell Notis which fields matter to you (status, assignee, priority, due date, labels, description) and the preview will show them.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link Linear to Slack. A trigger fires from one place; an action lands in another.

Linear logo

Linear triggers

Slack logo

Slack actions

Comment Received Trigger

Triggered when a comment is received.

TriggerInstant

Set snooze duration

Deprecated: turns on do not disturb mode for the current user, or changes its duration. use `set dnd duration` instead.

ActionInstant

Issue Created Trigger

Triggered when a new issue is created.

TriggerInstant

Add a custom emoji to a Slack team

Deprecated: adds a custom emoji to a slack workspace given a unique name and an image url. use `add emoji` instead.

ActionInstant

Issue Updated Trigger

Triggered when an issue is updated. For example labels are changed, issue status is changed, etc.

TriggerInstant

Add an emoji alias

Adds an alias for an existing custom emoji in a slack enterprise grid organization.

ActionInstant

Private Team Comment Created

Fires when a new comment is posted on an issue in a private Linear team (polled with the connected user's token).

TriggerPolling

Add a remote file

Adds a reference to an external file (e.g., google drive, dropbox) to slack for discovery and sharing, requiring a unique `external id` and an `external url` accessible by slack.

ActionInstant

Private Team Issue Created

Fires when a new issue appears in a private Linear team (polled with the connected user's token).

TriggerPolling

Add a star to an item

Stars a channel, file, file comment, or a specific message in slack.

ActionInstant

Private Team Issue Properties Updated

Fires when properties on an issue change in a private Linear team (polled with the connected user's token).

TriggerPolling

Add call participants

Registers new participants added to a slack call.

ActionInstant

Project Created

Fires when a new Linear project is created. Covers projects in both public and private teams — polls with the connected user's token, so visibility matches what the connected user can see in Linear.

TriggerPolling

Add emoji

Adds a custom emoji to a slack workspace given a unique name and an image url; subject to workspace emoji limits.

ActionInstant

Project Properties Updated

Fires when properties on a Linear project change (status, lead, target date, priority, etc.). Covers projects in both public and private teams — polls with the connected user's token.

TriggerPolling

Add reaction to message

Adds a specified emoji reaction to an existing message in a slack channel, identified by its timestamp; does not remove or retrieve reactions.

ActionInstant

Connect any two apps with Notis in the middle.

Not just Linear and Slack. Any combination from 985+ integrations.

When this happens · Trigger

Do this · Action

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