iot-dc3/docs/en/modules/index.md

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Module Inventory

Module Inventory

The IoT DC3 modules, grouped by repository directory. Each module links to its README.md or source directory on the release branch on GitHub.

::: tip Source of Truth Driver counts and module names match the current repository layout: 28 connectivity driver modules live under dc3-driver/. :::

Gateway

Module	Description	Documentation
dc3-gateway	Spring Cloud Gateway — the single HTTP entry	README

Center Services

Module	Description	Documentation
dc3-center-auth	Auth Center — tenants, users, roles, resources, and tokens	README
dc3-center-manager	Manager Center — drivers, profiles, devices, points, and metadata	README
dc3-center-data	Data Center — point values, queries, and command dispatch	README
dc3-center-agentic	Agentic Center — AI conversations, model providers, and tool calls	README
dc3-center-single	Single-process aggregated startup — handy for local debugging	README

Protocol Drivers

Category	Module	Protocol / Purpose
Industrial protocols	dc3-driver-modbus-tcp	Modbus TCP
Industrial protocols	dc3-driver-modbus-rtu	Modbus RTU
Industrial protocols	dc3-driver-opc-ua	OPC UA
Industrial protocols	dc3-driver-opc-da	OPC DA
Industrial protocols	dc3-driver-plcs7	Siemens S7
Industrial protocols	dc3-driver-bacnet-ip	BACnet/IP
Industrial protocols	dc3-driver-ethernet-ip	EtherNet/IP
Industrial protocols	dc3-driver-fins	Omron FINS
Industrial protocols	dc3-driver-melsec	Mitsubishi MELSEC
Industrial protocols	dc3-driver-iec104	IEC 60870-5-104
Industrial protocols	dc3-driver-sl651	SL651 hydrological monitoring protocol
Industrial protocols	dc3-driver-dlms	DLMS / COSEM
IoT protocols	dc3-driver-mqtt	MQTT
IoT protocols	dc3-driver-coap	CoAP
IoT protocols	dc3-driver-lwm2m	LwM2M
IoT protocols	dc3-driver-http	HTTP
IoT protocols	dc3-driver-ble	Bluetooth Low Energy
IoT protocols	dc3-driver-zigbee	Zigbee
Data bridging	dc3-driver-mysql	MySQL data source
Data bridging	dc3-driver-postgresql	PostgreSQL data source
Data bridging	dc3-driver-oracle	Oracle data source
Data bridging	dc3-driver-sqlserver	SQL Server data source
Base communication & management	dc3-driver-tcp-udp	TCP / UDP
Base communication & management	dc3-driver-serial	Serial
Base communication & management	dc3-driver-snmp	SNMP
Base communication & management	dc3-driver-can	CAN
Simulation & debugging	dc3-driver-virtual	Virtual driver
Simulation & debugging	dc3-driver-listening-virtual	Listening-style virtual driver

To write your own driver, see Driver Authoring.

API Contracts

Module	Purpose	Documentation
dc3-api-auth	Auth Center gRPC / Protobuf contract	README
dc3-api-manager	Manager Center gRPC / Protobuf contract	README
dc3-api-data	Data Center gRPC / Protobuf contract	README
dc3-api-driver	Driver gRPC / Protobuf contract	README

Common Components

Category	Module	Purpose
Base models	dc3-common-model	Shared models — BO / VO / DTO / Builder / Ext
Base capabilities	dc3-common-public	Shared capabilities — the R<T> response wrapper, BaseService, tenant markers
Web	dc3-common-web	WebFlux, BaseController, OpenAPI, security baseline
Constants & exceptions	dc3-common-constant	Constants, enums, value objects
Constants & exceptions	dc3-common-exception	Exception hierarchy
Data access	dc3-common-dal	Shared DAL foundation
Data access	dc3-common-postgres	PostgreSQL / MyBatis-Plus configuration
Data access	dc3-common-sql	SQL utilities
Data access	dc3-common-repository	Point value storage abstraction
Communication	dc3-common-rabbitmq	RabbitMQ configuration and constants
Communication	dc3-common-mqtt	MQTT client configuration
Communication	dc3-common-facade-api	Cross-service facade interfaces
Communication	dc3-common-facade-grpc	gRPC facade implementation
Communication	dc3-common-facade-local-auth	Auth local facade
Communication	dc3-common-facade-local-manager	Manager local facade
Communication	dc3-common-facade-local-data	Data local facade
Domain capabilities	dc3-common-auth	Authentication, authorization, tenant, and token domain capabilities
Domain capabilities	dc3-common-manager	Driver, profile, device, point, and metadata domain capabilities
Domain capabilities	dc3-common-data	Point value, command, and data query domain capabilities
Domain capabilities	dc3-common-driver	Driver SDK — registration, scheduling, collection, and command runtime
Domain capabilities	dc3-common-agentic	AI conversation, model provider, tool call, and memory capabilities
Gateway	dc3-common-gateway	Gateway filters and routing helpers
Platform support	dc3-common-log	Logging configuration
Platform support	dc3-common-thread	Thread pool configuration
Platform support	dc3-common-quartz	Scheduling infrastructure
Platform support	dc3-common-api	API utilities
Platform support	dc3-common-resource-registrar	Resource registration
Testing	dc3-common-test	Testcontainers, gRPC, RabbitMQ, and contract test infrastructure

Related Documentation

• Architecture Overview
• Modules & Dependencies
• Driver Authoring
• API Documentation