4D Server 16.6

4D Server by ACI is a cross-platform database and application server for deploying multi-user business applications built with the 4D development environment. It centralizes data, business logic, and services, allowing Windows and macOS clients to connect concurrently while maintaining performance, reliability, and data integrity.

Key capabilities:

• Scalable multi-user engine with ACID transactions, record locking, and indexing
• Built-in SQL engine, ORDA (object data access), and the 4D language for business logic
• Integrated web and REST servers for APIs and web applications
• Centralized administration with user and role management, TLS/SSL, and security controls
• Backup, journaling, and automatic recovery to safeguard data
• Cross-platform deployment (Windows and macOS), optimized for 64-bit and multi-core systems
• ODBC/JDBC connectivity for external tools and integrations
• Extensible architecture with plug-ins and components
• Monitoring tools for connections, processes, and performance
• Support for remote clients and streamlined application updates

Typical use cases include ERP, CRM, inventory management, and custom line-of-business solutions.

4D Server is developed by ACI. The most popular versions of this product among our users are: 13.3, 13.6, 16.1, 16.4 and 16.6. The names of program executable files are 4D Server.exe, 4DServer.exe and 4DTools.exe.