HomeData sourcesHow-toIntegrationsMessagingApplies to: Cloud and 3.272.0-edgeMessaging integration guidesLearn how to connect messaging integrations to Retool with built-in solutions.Microsoft TeamsLearn how to connect Microsoft Teams to Retool.OneSignalLearn how to connect OneSignal to Retool.SendGridLearn how to connect SendGrid to Retool.SlackLearn how to connect Slack to Retool.SMTPLearn how to connect an SMTP server to Retool.TwilioLearn how to connect Twilio to Retool.