All Items

For example, registering a Telegram bot in Settings makes it selectable in Action → Telegram Message.

The Project Settings dialog with the menu list on the left and the GPIO tab on the right — The Project Settings dialog. Selecting an item on the left shows its settings on the right.

The full list of setting items is as follows. The groups match the item groups on screen, and the list is in the same order as the screen.

Group	Item	Description
Hardware	GPIO	Sets the GPIO sample time and registers USB-GPIO adapters (External GPIO).
Hardware	I/O Device	Registers LEDs, sensors, LCDs, motors, and other devices used by I/O Device Control.
System	Variable	Defines the project-wide variables shared by logic, devices, and dashboards.
	File Editor	Registers the file editors used by the Read/Write File action.
	Timer	Registers timers used by the Timer action.
	Data Logging	Creates channels that record variable values automatically at intervals or manually via the Data Logging action.
Data	Statistics	Registers the statistics used by the Statistics action, together with the numeric variable to calculate them from.
	Collection	Registers collections used by the Collection action.
	Database	Registers database connections used by the Database action. MySQL, PostgreSQL, SQLite, ODBC, and Firebase DB are supported.
Media	Media Player	Registers players used by the Play Media action.
	Camera	Registers cameras used by the Camera action and AI Analysis.
	Image Viewer	Registers viewers used by the Display Image action.
	Synthesizer	Registers instruments used by the Synthesizer action. Sounds come from a SoundFont file (sf2, sf3), and a default one is included.
	Audio Analyzer	Registers analyzers used by the Audio Analysis action. The audio source is either the microphone (input) or the speaker (output).
	Audio Recorder	Registers recorders used by the Record Audio action.
	Audio Transform	Registers transformers used by the Transform Audio action.
AI	AI Analyzer	Registers analyzers used by the AI Analysis action.
	LLM AI	Registers LLM providers (OpenAI, Anthropic, Gemini, etc.) used by LLM AI Query.
	Text-to-Speech	Registers TTS services used by the Text-to-Speech action.
	Speech-to-Text	Registers STT services used by the Speech-to-Text action.
IoT	Telegram Bot	Registers bots used by the Telegram Message action.
	Email Client	Registers clients used by the Send Email action.
	Zigbee Device	Registers devices discovered from the Zigbee2MQTT bridge.
	Home Assistant	Registers server connections used by Home Assistant Integration.
Communication	MQTT Client	Registers clients used by MQTT Communication.
	OPC UA Client	Registers clients used by OPC UA Communication.
	Modbus	Registers an RTU Master, RTU Slave, TCP Master, or TCP Slave used by Modbus Communication.
	User Defined Communication	Registers the connections used by User Defined Communication. Nine types are supported: serial, TCP and UDP client and server, shared memory, WebSocket client, and Bluetooth client and server.
Control	PID Control	Registers controllers used by the PID Control action. Set the control mode to Direct when a rising output raises the measured value, and Reverse when it lowers it.

The most frequently used items are described in detail below.