BillionMail V4.0

BillionMail v4.0 Release Notes

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🚀 AI-Powered Email Template Editor

• Conversational template generation
  Create email templates through natural language prompts
• Automated website profiling
  Extracts information from target sites to build personalized emails
• Flexible AI model integration
  Supports mainstream AI providers by default; custom integrations can be added

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⚙️ Enhanced Email Sending API

• Improved API testing workflow
  Added cURL code examples for seamless integration
• Resolved intermittent errors during mass email sending

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📇 Optimized Contact Management

• Streamlined editing/deletion logic for contacts
• Overhauled UI with user experience-focused redesign
• Configurable group confirmation
  Toggle secondary prompts when adding new contacts to groups

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📈 Key Feature Enhancements

• Localized language display for multilingual lists (shown in native languages)
• New invalid email manager for bounce handling
• Custom display names when adding email accounts
• SNI support added for secure domain hosting

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🐛 Bug Fixes

• Fixed incorrect SMTP relay server configuration errors
• Resolved internal IP misidentification in LAN environments
• Prevented addition of empty contact groups to marketing campaigns
• Corrected CLI tool displaying IP addresses after domain configuration
• Eliminated test email sending failures
• Patched IP whitelist enforcement bypass
• Fixed infinite loop in email campaign tasks
• Addressed unsubscribe links displaying IPs instead of domains
• Reduced excessive debug logging caused by incorrect log-level settings

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🛡️ Update Reliability Improvements

• Local-config-first merge strategy to preserve custom settings during upgrades
• Graceful update failure handling to prevent service interruptions

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🔌 Compatibility Upgrades

• Full aaPanel compatibility
  Seamless installation and operation on aaPanel environments

BillionMail V3.2

BillionMail v3.2 Release Notes

✨ New Features

API Enhancements

• Custom Attributes: Added support for {{ .API.attribute}} templating in API-sent emails
• Batch Processing:
  • Bulk recipient handling for API sending
  • New API test functionality
• Pagination Fix: Improved API pagination
• Unsubscribe Handling: Fixed unsubscribe errors (API-sent recipients now properly logged to new contact groups)

Contact Management

• Subscription Lists:
  • Join via link or embedded code
  • Double opt-in configuration
  • Customizable confirmation/thank-you emails and redirect pages
• Trend Analytics: Added subscription/unsubscription trend visualization
• Group Management: Enabled creation of empty groups

Domain Management

• Default Sending Domain: Added configuration option
• CatchAll: New domain-level feature

⚙️ System Improvements

Settings

• Security:
  • IP whitelist management
  • Rspamd GUI access
• UI Optimizations:
  • Service container filtering (BillionMail-only display)
  • Mail Forward rule improvements

Stability

• Postfix: Added auto-repair for main.cf configuration

BillionMail V3.1

BillionMail V3.1 Release Notes

🔧 Optimizations

IP Warmup System

• Improved scoring mechanism
• Enhanced sending rate calculation logic

Installation Script

• Upgraded port detection with more detailed error messages

🐛 Bug Fixes

Email Functionality

• Fixed BCC rule configuration not taking effect
• Resolved mail forwarding rule behavior mismatch

System Settings

• Fixed non-functional port/timezone modification commands in [Settings] page
• Addressed console certificate application errors in [Settings]

IP Warmup

• Resolved issue where default warmup caused low scores, preventing email sending

Billion-Mail V3.0

BillionMail V3.0 Release Notes

🚀 Major Features

📤 IP Warmup System (v0.1 Beta)

• Smart Rate Adjustment
  Automatically analyzes sending patterns to optimize delivery rates and reduce spam marking
• Beta Notice
  This feature is under active development and will be refined in future updates

🔌 Sending API

• Core Capabilities
  • Transactional Email support
  • IP whitelisting for basic security
  • High-performance architecture for frequent API calls
• Data Dashboard
  • Visual statistics interface
  • Time-range filtering support

📊 Marketing Campaign Analytics

• Dashboard Features
  • Interactive data visualization
  • Trend analysis charts for business growth
  • Major ESP performance metrics
  • Time-based data filtering
• IP Warmup Integration
  • Direct association with the warmup system
  • ETA display for campaign completion

⚙️ Optimizations

🔐 Certificate Management

• Improved certificate reuse logic
• Auto-renewal now uses the admin account by default

📨 Email Throttling

• Dynamic rate adjustment with IP warmup system
• Added retry delay to prevent CPU overload

🛡️ Security Enhancements

• fail2ban Improvements
  • Automatic service restart on log updates
  • Better console protection
• Service Stability
  • Optimized supervisor configs for Postfix/Dovecot

🐛 Bug Fixes

• DKIM Key Fix
  Resolved public key truncation when upgrading from 1024-bit to 2048-bit
• Rspamd Configuration
  Fixed service crashes during auto-update of config files

Billion-Mail V2.2

BillionMail v2.2 Release Notes

🔒 Security Fixes

Protection System

• Fixed fail2ban rule misconfiguration issues
• Resolved DKIM duplicated sign-headers bug
• Patched security risk of source IP exposure in email headers

Data Encryption

• Fixed password encryption failure after mailbox information updates
• Enabled 2048-bit DKIM signing by default (anti-spoofing enhancement)

📨 Mail Protocol Optimization

Certificate Automation

• Auto-apply SSL certificates upon sender domain creation
• Added certificate auto-renewal mechanism

Anti-Spam Detection

• Optimized SPF/DKIM/DMARC records verification logic

Relay Service Adjustment

• Removed smtp_header_checks for SMTP relays

⚙️ System Stability

Core Services

• Fixed critical concurrent map-write crash vulnerability
• Improved timezone configuration workflow (Note: CLI-only for now)

Mail Routing

• Refactored Message-ID generation algorithm (collision prevention)
• Server IP now returned in common configuration interfaces

🛠️ Operational Tools

bm.sh Script Enhancements

• Added clear command (legacy image cleanup)

Localization

• Replaced YouTube with Bilibili links in README-zh_CN.md

Billion-Mail V2.1

BillionMail v2.1 Release Notes

🚀 Core Feature Additions

Transactional Email

• Transactional Email Engine
  ✉️ Added template variables support via {{ .Subscriber.Username }} syntax
  📚 Implementation Guide

Subscription Form

• Embeddable Subscription Form
  🌐 New endpoint: yourdomain/subscription/form
  ⚠️ Current collection fields: Email + Username (custom fields in roadmap)

Common Settings

• Authentication: Username/Password
• Security: Path/Certificate
• Network: Domain/Port
• Localization: Timezone

Mail Template Builders

• Visual Template Builder
  🖱️ Drag-and-drop WYSIWYG editor (v1.0)

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⚡ System Improvements

Localization

• Added Japanese language support, thanks for @zan-12
  🌐 Locale code: ja-JP

Development Workflow

• automatic build codes
• you must create p-g-alpine on your developemet server

Email Infrastructure

• Smart Domain Provisioning
  📧 Auto-create essential mailboxes:

abuse@, postmaster@, admin@, noreply@, support@

🛠️ Performance Optimizations

Resource Management

• Maillog Analyzer v2.1
  ⚡ 99% CPU utilization reduction

Data Sanitization

• Email Normalization
  🔠 Auto-lowercase conversion
  🔄 Background migration job for legacy data

🔧 Maintenance Updates

Tooling Enhancements

• bm.sh v2.1
  🛠️ New utilities

Bug Fixes

• 🌍 Fixed cannot change language in Demo

⚠️ Important Notices

Data Collection Policy

• 🔒 Beginning v2.1, we collect:
  • Daily email sent count
  • Daily relay server count
    No server fingerprints/contents collected

BillionMail v1.5

BillionMail v1.5 Release Notes

📈 Email Deliverability Enhancements

Reputation Management

• Enhanced Email Scoring Algorithm
  ⭐ 80%+ improvement in spam detection avoidance
  ✉️ Added alt attributes for tracking pixels to meet W3C standards

SSL Infrastructure

• Auto-SSL Configuration
  🔒 Automatic console SSL provisioning for primary domains
  🛡️ Ensured trusted certificate chain for tracking links

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🚀 Core Infrastructure Improvements

Service Architecture

• Revamped Dovecot Monitoring
  🚨 Implemented supervisor with auto-restart
• Proxy Performance Upgrade
  ⚡ Implemented reusable connections

DNS Management

• Dynamic BaseURL Resolution
  🌍 Domain-specific URL routing prioritization
  📨 Default to sender domain for link generation

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🔧 Installation & Maintenance

Deployment System

• Reliable Installer v2.0
  ✅ 92% success rate improvement across environments
  📦 Dependency conflict resolution automation

Configuration Management

• Port Consistency Enforcement
  🔄 Unified service port mapping
  🐞 Fixed console access conflict resolution

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🛠️ Administrative Updates

Tooling Improvements

• CLI Interface Standardization
  ✏️ Renamed mail_users.sh → bm.sh for unified access

Billion-Mail V1.1

🔧 Optimizations & Fixes

• SMTP Relay Server

  • Optimized connection testing functionality for improved reliability.
  • Enhanced overall stability of SMTP relay services.

• UI Improvements

  • Fixed visual display bugs affecting interface consistency.

• Postfix Configuration

  • Resolved issue where default domain remained mail.example.com instead of user-configured values.

• General Bug Fixes

  • Addressed miscellaneous minor issues to enhance system performance.

Update recommended for optimal performance.

Billion-Mail V1.0

🚀 New Features

• SMTP Relay Service
  Added SMTP relay support for enhanced email delivery and routing flexibility.
• Dark Mode
  Introduced dark theme option for better low-light visibility and reduced eye strain.

🛠 Fixes & Improvements

• Fixed Default Domain Issue
  Resolved incorrect default domain application during setup.
• Session Persistence Optimization
  Fixed session data persistence issues for improved stability.
• Email Account Creation
  Now auto-generates secure random passwords for new accounts.
• UI/UX Enhancements
  Major interface and interaction flow improvements.
• Miscellaneous Bug Fixes
  Addressed various minor issues for better performance.

Update now for the best experience! 🔥

Billion-Mail V0.2

Added multiple language support.
Fixed the issue of missing DKIM header when sending emails.