Explore ready to use components You can add to your project using Project Dependencies

Fulgur was inspired by wkhtmltopdf — a tool that served the web development community for over a decade. We built Fulgur to carry that legacy forward in the Rust era: faster, safer, and ready for the age of AI-generated documents.

4D classes dedicated to color management and analysis, providing a concise API for color conversions, harmonies, dominant color extraction, and readable UI contrast with cleaner, more maintainable code.

Local inference engine

Manage open 4D design/application windows from a hierarchical menu, with Workspace save/restore/update/autosave for fast context switching.

A fork of DevQuickOpen to quickly opening forms, methods, classes, documentation… in project mode

4DPop Macros adds macros available to the method editor. Using macro-commands saves a lot of time during method entry.

A code snippet manager that lets you save code fragments and reuse them whenever you need them with a simple keyboard shortcut, via drag-and-drop, or by copying and pasting.

4DPop Git makes it simple to manage your project as a Git repository.

Access in one clic to the database or 4D's folders & Organize the bookmarks you use everyday: URL, files, folders, emails... Manage your list of favorites by drag-and-drop.

4DPop, the main component of the 4DPop familly, manage the tool bar integrated into the 4D development environment.

4D-QPDF component provides you with a single command to simply extract attachments from PDF/A-3 files

4D WritePro interface offers a set of palettes, which allow end users to easily customize a 4D Write Pro document.

4D widgets are functionalities provided as components that can be accessed from the Form editor.

4D View Pro is a 4D component that includes a SpreadSheet

The 4D SVG component includes many commands that can be used to create and manipulate common graphic objects.

4D's Report editor provides a convenient way to create ad-hoc reports in your 4D applications.

This component lets you open one or more progress bars in the same window.

PHP (Hypertext Preprocessor) is a server-side scripting language designed primarily for web development. This component provides a class-based generic API with callback functions to use PHP from 4D as a one-shot command, a local FastCGI server (PHP Execute), or as an interactive worker process.

oxibonsai is a pure Rust inference engine for PrismML’s Bonsai family.

ONNX Runtime GenAI is a library that provides optimised inference for generative AI models — particularly LLMs — built on top of the ONNX Runtime engine. This component provides a server CLI and a class-based generic API with callback functions to use ONNX Runtime GenAI from 4D.

4D NetKit is a 4D component that allows you to interact with third-party web services and their APIs.

llama.cpp is an open-source C/C++ library and CLI tool for running large language models (LLMs) locally on consumer hardware. This component provides a class-based generic API with callback functions to use llama.cpp from 4D.

4D’s Label editor provides a convenient way to design and print a wide variety of labels.

The 4D_Info_Report component (formerly called Info Report) is a powerful tool for analyzing and monitoring a running 4D database and its environment, which can help to size the cache, check activated logs or diagnose technical problems such as memory leaks, server misconfigurations, etc.