Merge pull request #542 from ParkourKarthik/patch-1

add slack to github integrations list

Author: felicitymay

content/github/customizing-your-github-workflow/github-extensions-and-integrations.md

@@ -10,7 +10,7 @@ versions:
 
 ### Editor tools
 
-To streamline your workflow, you can connect to {% data variables.product.product_name %} repositories within third-party editor tools, such as Atom, Unity, and Visual Studio.
+You can connect to {% data variables.product.product_name %} repositories within third-party editor tools, such as Atom, Unity, and Visual Studio.
 
 #### {% data variables.product.product_name %} for Atom
 
@@ -30,8 +30,12 @@ With the {% data variables.product.prodname_dotcom %} for Visual Studio Code ext
 
 ### Project management tools
 
-To streamline your workflow, you can integrate your {% data variables.product.product_name %} personal account or organization with third-party project management tools, such as Jira.
+You can integrate your {% data variables.product.product_name %} personal account or organization with third-party project management tools, such as Jira or Slack.
 
 #### Jira Cloud and {% data variables.product.product_name %}.com integration
 
-You can integrate Jira Cloud with your personal or organization account to scan commits and pull requests, creating relevant metadata and hyperlinks in any mentioned Jira issues.
+You can integrate Jira Cloud with your personal or organization account to scan commits and pull requests, creating relevant metadata and hyperlinks in any mentioned Jira issues. For more information, visit the [Jira integration app](https://github.com/marketplace/jira-software-github) in the marketplace.
+
+#### Slack and {% data variables.product.product_name %} integration
+
+You can integrate Slack with your personal or organization account to subscribe for notifications, close or open issues, and provide rich references to issues and pull requests without leaving Slack. For more information, visit the [Slack integration app](https://github.com/marketplace/slack-github) in the marketplace.