Welcome
HCL Domino Designer User Guide and Reference
This guide provides information on using HCL Domino Designer and programming language reference information.
What's new in Domino Designer 14.5?
The following features are new for developers in HCL Domino® Designer 14.5.
What's new in Domino Designer 14.5.0?
Learn about the new features and enhancements in HCL Domino Designer® 14.5.0.
New LotusScript and Java classes for Domino IQ
Starting in 14.5, HCL Domino Designer introduces two new LotusScript classes. Domino 14.5 brings an AI inference engine into Domino.

HCL Domino Designer User Guide and Reference
This guide provides information on using HCL Domino Designer and programming language reference information.
- What's new in Domino Designer 14.5?
  The following features are new for developers in HCL Domino® Designer 14.5.
  - What's new in Domino Designer 14.5.0?
    Learn about the new features and enhancements in HCL Domino Designer® 14.5.0.
    - General updates
      HCL Domino Designer 14.5 provides the following enhancements:
    - Installation updates
    - Domino Restyle updates
      HCL Notes 14.5 provides the following enhancements for Restyle in Notes application.
    - New 64-bit NotesSession API (LotusScript)
      HCL Domino Designer® 14.5 introduces a new 64-bit LotusScript API in NotesSession.
    - New LotusScript and Java classes for Domino IQ
      Starting in 14.5, HCL Domino Designer introduces two new LotusScript classes. Domino 14.5 brings an AI inference engine into Domino.
- What's new in Nomad Designer?
  HCL Nomad for web browsers v1.0.10 introduces the capability to design Notes databases. For more information, see HCL Nomad for web browsers User Documentation, Nomad web Designer.
- Accessibility and keyboard shortcuts
  Accessibility features assist users who have a disability, such as restricted mobility or limited vision, to use information technology content successfully.
- Application Design
  Welcome to the Application Design section of Domino® Designer Help.
- Application Management
  Welcome to the Application Management section of Domino® Designer Help.
- Domino® Query Language
  Domino® Query Language (DQL) is a facility running on a Domino server that provides a terse, shorthand syntax for finding documents. It supports a wide variety and complexity of search terms. It leverages existing design elements, avoiding the need to write detailed code to access them. DQL consolidates all methods in Domino for searching document contents.
- Composite Applications - Design and Management
  Composite applications are a key element in a service-oriented architecture (SOA) and contextual collaboration strategy. The ability to create and edit composite applications lets you easily integrate different types of components and technologies.
- DB2® Access views
  Domino® Designer includes two types of design elements to assist you in managing data contained in DB2® enabled Notes® databases:
- Programming Overview and User Interface
  This section contains general guidelines and examples that show where to use Java, LotusScript, and the formula language.
- Formula Language
  This section documents the formula language.
- LotusScript® Language
  Welcome to the LotusScript® Language section of Domino® Designer Help.
- LotusScript/COM/OLE Classes
- Java/CORBA Classes
  This section documents the Java/CORBA classes.
- Connectors
  Connectors provide native access to a wide variety of DBMS products, ODBC, the platform File system, Enterprise Resource Planning systems, and Transaction Processing systems.
- Javadoc™ for Domino® Designer related APIs
  As part of providing additional Java™ reference documentation, Domino® Designer ships with a help plugin that contains Javadoc™ for additional Domino Designer related APIs.
HCL Domino Designer XPages User Guide
This guide focuses on the aspects of creating applications using XPages technology.
JavaScript and XPages reference
This reference describes the JavaScript™ language elements, Application Programming Interfaces (APIs), and other artifacts that you need to create scripts, plus the XPages simple actions.
HCL Domino C API
The documentation for HCL Domino C API is included in HCL's open source Git repositories.
Notices

New LotusScript and Java classes for Domino IQ

Starting in 14.5, HCL Domino Designer introduces two new LotusScript classes. Domino 14.5 brings an AI inference engine into Domino.

NotesLLMRequest and NotesLLMResponse are available to send generative AI queries to a Domino server and retrieve responses back from the server.

For more information, see:

NotesLLMRequest (LotusScript)

NotesLLMResponse (LotusScript)

LLMReq (Java)

LLMRes (Java)