How to Setup Postal with Slack (2026 Guide)

Postal

★★★★ 4.0

Email Marketing Transactional Email

Open-source mail delivery platform for sending and receiving emails, designed as an alternative to SendGrid or Mailgun.

Full Review

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Slack

Team communication platform for internal collaboration and community management.

All Slack Tools

About Postal

Open-source mail delivery platform for sending and receiving emails, designed as an alternative to SendGrid or Mailgun.

Key Features

Email delivery
SMTP server
HTTP API
Webhooks
Click tracking
Open tracking
IP pools

Pricing

Free Free

Detailed setup guide coming soon. We're researching the specific steps to connect Postal with Slack — including whether there's a native integration, third-party connectors like Zapier, or API-based setup. Check back for a complete step-by-step guide.

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