Apache James

aid: apache-james
name: Apache James
description: Apache James (Java Apache Mail Enterprise Server) is a portable and enterprise-ready mail server built entirely
  in Java. It implements SMTP, IMAP, POP3, and JMAP protocols and provides a modular architecture with a comprehensive administration
  REST API and Cassandra-backed distributed deployment.
type: Index
position: Consumer
access: 3rd-Party
image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
- Email
- IMAP
- Java
- JMAP
- Mail Server
- Open Source
- SMTP
created: '2026-03-16'
modified: '2026-05-19'
url: https://raw.githubusercontent.com/api-evangelist/apache-james/refs/heads/main/apis.yml
specificationVersion: '0.19'
apis:
- aid: apache-james:webadmin-rest-api
  name: Apache James WebAdmin REST API
  description: The James WebAdmin API provides REST endpoints for managing domains, users, mailboxes, mail repositories, mail
    queues, quotas, drop lists, and async tasks. It is the primary management interface for James server instances.
  humanURL: https://james.apache.org/server/manage-webadmin.html
  tags:
  - Administration
  - Email
  - REST
  properties:
  - type: Documentation
    url: https://james.apache.org/server/manage-webadmin.html
  - type: OpenAPI
    url: openapi/apache-james-webadmin-rest-api.yaml
  - type: NaftikoCapability
    url: capabilities/webadmin-rest-domains.yaml
  - type: NaftikoCapability
    url: capabilities/webadmin-rest-healthcheck.yaml
  - type: NaftikoCapability
    url: capabilities/webadmin-rest-mailqueues.yaml
  - type: NaftikoCapability
    url: capabilities/webadmin-rest-mailrepositories.yaml
  - type: NaftikoCapability
    url: capabilities/webadmin-rest-mailboxes.yaml
  - type: NaftikoCapability
    url: capabilities/webadmin-rest-quotas.yaml
  - type: NaftikoCapability
    url: capabilities/webadmin-rest-tasks.yaml
  - type: NaftikoCapability
    url: capabilities/webadmin-rest-users.yaml
- aid: apache-james:jmap-api
  name: Apache James JMAP API
  description: The JMAP (JSON Meta Application Protocol) implementation in James provides a modern, efficient email protocol
    for synchronizing messages, mailboxes, contacts, and calendars for email clients.
  humanURL: https://james.apache.org/server/rfcs-compliance.html
  tags:
  - Email
  - JMAP
  - JSON
  properties:
  - type: Documentation
    url: https://james.apache.org/server/rfcs-compliance.html
common:
- type: GitHubOrganization
  url: https://github.com/apache
- type: GitHubRepository
  url: https://github.com/apache/james-project
- type: Documentation
  url: https://james.apache.org/documentation.html
- type: GettingStarted
  url: https://james.apache.org/server/quick-start.html
- type: TermsOfService
  url: https://www.apache.org/licenses/LICENSE-2.0
- type: Blog
  url: https://james.apache.org/blog/
- type: Versioning
  url: https://james.apache.org/download.cgi
- type: SpectralRules
  url: rules/apache-james-spectral-rules.yml
- type: Vocabulary
  url: vocabulary/apache-james-vocabulary.yaml
- type: Features
  data:
  - name: SMTP Server
    description: Full SMTP server implementation with TLS, DKIM, SPF, and DMARC support.
  - name: IMAP Server
    description: IMAP4 server with full RFC compliance for email client access.
  - name: JMAP Support
    description: Modern JMAP protocol implementation for efficient email synchronization.
  - name: WebAdmin REST API
    description: HTTP REST API for complete server administration without downtime.
  - name: Distributed Architecture
    description: Cassandra-backed distributed deployment for high availability.
  - name: Modular Design
    description: Pluggable architecture supporting custom protocols, storage, and authentication.
  - name: Mail Queuing
    description: Persistent mail queuing with configurable retry strategies.
  - name: Quota Management
    description: Per-user, per-domain, and global mailbox and message quota enforcement.
- type: UseCases
  data:
  - name: Enterprise Mail Server
    description: Deploy a full-featured enterprise mail server with SMTP, IMAP, and JMAP.
  - name: Mail Server Migration
    description: Migrate from other mail servers with full protocol compatibility.
  - name: Automated Email Processing
    description: Build automated email pipelines using James mailet and matcher APIs.
  - name: High-Availability Mail
    description: Deploy distributed James clusters with Cassandra and RabbitMQ for HA.
- type: Integrations
  data:
  - name: Apache Cassandra
    description: Distributed mail storage backend for high availability deployments.
  - name: Apache Kafka
    description: Event bus integration for distributed James deployments.
  - name: RabbitMQ
    description: AMQP message queue for inter-node communication.
  - name: Elasticsearch/OpenSearch
    description: Full-text mail search indexing via Elasticsearch integration.
  - name: OpenLDAP
    description: LDAP authentication and directory integration for user management.
maintainers:
- FN: Kin Lane
  email: [email protected]