Internals

• Data Model for metadata (Cassandra)
• Labels and Markers are used instead of Folders and Flags
• Blob storage
• Encryption

APIs

• LMTP LDA
• REST API
• POP3
• … more to come (IMAP, etc.)

Operational

• Installation (coming soon, for now see this page)
• Configuration (coming soon, for now see config file)
• Monitoring

Roadmap

• Native support for message threads
• Built-in filtering engine based on SIEVE protocol
• Built-in search engine
• IMAP support (by porting one of the existing servers)