Thunderbird
thunderbird.netAn open-source email client funded by user donations
An open-source email client funded by user donations
Protected email with recipient access and expiration controls
Ask a live database or spreadsheet questions in plain English and turn the answers into dashboards, reports and alerts.
Newsletter sending with conditional content and message-size accounting
On-premise email delivery with live queue controls and response-based throttling
Email campaigns with unlimited contacts and monthly or prepaid sends
Retail email journeys based on purchases and customer data
Newsletter publishing with contact-based subscriptions and credits for infrequent sends
Deliver analytical reports by email and monitor configured data anomalies.
Business email discovery with reusable lists and CRM delivery
Mailing-list administration with separate owner, moderator and service roles
Email journeys and broadcasts built around shared customer records
Commerce email automation with explicit segment-entry and repeat-entry rules
SaaS lifecycle email using users, companies and membership data
Email previews and delivery reports tailored to your audience
Managed email hosting with an integrated encryption gateway
A behavioral model that learns how you think and act, starting with email workflows.
Mailbox-level delivery checks with placement and domain-health reports
Visual newsletters with forms, landing pages and subscriber workflows
Website capture campaigns with field rules and email delivery checks
SMTP and API relay with reports for bounces, complaints and unsubscribes
Email design, contact segments and date-based automation