SAN FRANCISCO – Slack users will soon be able to communicate with colleagues who use only email with the launch of a new “email bridge” feature for the company’s popular collaboration software.

That email bridge is one of a range of updates unveiled Wednesday at the Slack Frontiers user conference here; other announcements include a simple workflow automation tool and the extension of the Shared Channels beta preview to customers of its Enterprise Grid product.

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The bridge is aimed at workers who are unwilling to make the switch from email to Slack when co-workers have moved to the app.

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