Postal
docs.postalserver.ioSelf-hosted email delivery with per-server queues, retention and message investigation
Self-hosted email delivery with per-server queues, retention and message investigation
Customer feedback surveys with recurring schedules and controls on repeat contact
Creator campaign workspaces with shared casting and stakeholder review
Newsletter tools for classifying bounces and correcting recipient data
AI email assistant that organizes your inbox and drafts replies in your voice
Self-hosted newsletter campaigns with project workspaces and a draft-message queue
Diagnose paused outreach through missing fields, replies and campaign conflicts
Marketing campaigns with a choice of managed sending or a connected SMTP provider
Campaign automation with mailbox-provider diagnostics and separate transactional capacity
Email verification with a credit balance shared across checks and inbox reports
Email-list validation with detailed status and sub-status classifications
A private campaign hub for quests, inventories and calendars
Worldbuilding and linked campaign records
Email API and SMTP sending with inbound message routing to applications
WordPress newsletter production with a shared email and web-publishing workflow
Email automation using layered customer profiles, decision points, and connected data
Email campaigns with preference controls and dynamic audience groups
Newsletter campaigns and visual email automations with a permanent small-list plan
Commerce email targeting with purchase-based recommendations and customer-specific coupons
Email and SMS campaigns with connected automation scenarios and contact updates
Transactional email and campaigns with separate content and metadata retention settings
Multi-site social content displays priced by source feeds rather than placements
Device-side encrypted email with identity-verification options
Forwarding addresses with removal of hidden email trackers