Postmark
productemail_service
Overview
Developed byActiveCampaign
Licenseproprietary
Open source✗ Proprietary
Use casetransactional email service with fast delivery and high inbox placement rates
Also see
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Knowledge graph stats
Claims6
Avg confidence97%
Avg freshness99%
Last updatedUpdated yesterday
Trust distribution
100% unverified
Governance

Postmark

product

Transactional email service focused on fast, reliable delivery with high inbox placement

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ValueTrustConfidenceFreshnessSources
ResendUnverifiedHighFresh1
SendGridUnverifiedHighFresh1

primary use case

ValueTrustConfidenceFreshnessSources
transactional email service with fast delivery and high inbox placement ratesUnverifiedHighFresh1

open source

ValueTrustConfidenceFreshnessSources
falseUnverifiedHighFresh1

license type

ValueTrustConfidenceFreshnessSources
proprietaryUnverifiedHighFresh1

developed by

ValueTrustConfidenceFreshnessSources
ActiveCampaignUnverifiedHighFresh1

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Claim count: 6Last updated: 4/9/2026Edit history