Cascade Mail — Changelog

🎉 Cascade Mail — Full ESP Beta

The first beta release of Cascade Mail, a production-grade Email Service Provider (ESP) designed to replace third-party providers while maintaining high deliverability, control, and scale.

Core Mail Infrastructure

• Dedicated MTA architecture built on customized Linux mail tooling
• Support for transactional and bulk marketing email
• Queue-based mail delivery with retry and backoff handling
• Domain-based sending isolation and reputation control

Deliverability & Reputation

• First-class support for DKIM, SPF, and DMARC
• Per-domain DKIM key generation and rotation
• Bounce, complaint, and suppression list handling
• Send-rate throttling and warm-up friendly delivery patterns

Tracking & Analytics

• Open tracking via pixel instrumentation
• Click tracking with redirect wrapping
• Per-message and per-campaign delivery status
• Event hooks for downstream analytics and automation

API & Integration

• HTTP API for message submission and status lookup
• Webhook support for delivery, bounce, and complaint events
• Native integration with Cascade automation workflows
• Designed for direct integration with Salloq E-commerce and POS

Security & Operations

• No shared IP pools — infrastructure fully controlled by Salloq
• Credential isolation per sending domain
• Audit logging for delivery and system events
• Production-safe defaults for headers and MIME handling

Status

• Platform State: Beta
• Audience: Internal use and early production workloads
• Use Cases: Transactional, lifecycle, and marketing email
• Breaking Changes: None