ElasticInbox is a scalable, distributed email store.

Message metadata (parsed message headers and optionally contents) stored in Apache Cassandra, while message sources stored separately on a blob store (most of well known private and public blob stores are supported).

More information:

• Data Model
• Blob Storage
• Labels and Markers are used instead of Folders and Flags
• LMTP LDA
• POP3 and IMAP
• RESTful API
• Encryption
• Monitoring
• Setting up Development Environment

Download binary package: https://github.com/elasticinbox/elasticinbox/downloads