Author: Intissar Elmezroui

• Product Marketing Manager • Intissar joined 4D in 2017 as a Product Marketing Manager. She works closely with the product, marketing, engineering, and technical support teams to highlight the ‘why’, the ‘how’, and the ‘what’ of new and updated features to different audiences. This close proximity allows her to craft messaging frameworks and write in-depth content and code samples for the 4D blog and website. After graduating with an engineer's degree in Computer Science from VINCI university, Intissar worked in several startups as a software engineer. Her hands-on experience includes software specification, design, and development, user training and support, and team management.
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4D v20 R4 Beta Starts Today

Beta testing for 4D v20 R4 is starting today!

Let’s explore all the exciting features this release has in store for you:




  • Regarding 4D Write Pro,  you’ll now have the ability to export to PDF with attachments and create electronic invoices.
  • When it comes to programming, we’re elevating your coding experience with a Live Code Checker, a new Try(Expression) keyword for improved error handling, and the introduction of custom date and time formats, among other enhancements.
  • And that’s not all — There’s much more waiting for you to explore

Download 4D v20 R4 now (Exclusive to 4D Partners)

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4D v20 R3 is Here

Introducing 4D v20 R3 – Available Now!

Here’s a snapshot of what’s new:

Download 4D v20 R3 (monthly Hot Fixes available)

  • 4D Write Pro: Unlock the potential of PDF/A format for eco-friendly business transactions. Enhance document readability with named formulas, simplifying templates.
  • Enhanced Coding Experience: Bid farewell to repetitive code! Declare and initialize variables in a single line. Simplify method declarations with the “…” symbol for flexibility. Explore the efficiency of the new multiSort() function for data manipulation.
  • WebSocket: Customize client headers for better interaction control, transmitting security or application-specific data.
  • 4D View Pro: Enjoy improved performance handling larger 4D View Pro documents with a new blob format, storing compressed files in the database without speed compromise.
  • Visual Studio Code Extension: Easily access informative descriptions by hovering over commands or classes. Click for comprehensive details, enhancing your coding experience in VSCode thanks to the “Show 4D Documentation” feature.
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4D v20 R3 Beta Starts Today

We’ve been quite active here at 4D over the past few months. We trust that our release of Qodly Studio in Developer Preview has kept you engaged and busy, and we want to extend our gratitude to all of you who have been testing it.

And now, we are thrilled to announce the launch of beta testing for 4D v20 R3 … starting today!

Let’s uncover all that this feature release has to offer:




  • 4D Write Pro is out with two features that are sure to capture your interest. You can now assign names to formulas to enhance clarity. Plus, export documents in the PDF/A format.
  • As for the new programming capabilities, we are improving your coding experience. This includes a one-line variable declaration and initialization, simplified function declarations for any number of parameters, and global stamps for incremental synchronization that is no longer limited to 4D for Mobile but can be applied to multiple scenarios via the 4D REST Server— among other enhancements.
  • A new 4D View Pro blob format allows storing compressed documents in your database, providing the same high performance as the .sjs format.
  • A new Visual Studio Code extension feature that provides easy access to 4D documentation.
  • And that’s not all —Much more awaits you!

Download 4D v20 R3 now (Exclusive to 4D Partners)

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4D v20 R2 is Here

We’re thrilled to announce that 4D v20 R2 is now available! 

Here’s an overview of what this feature release has in store for you:

Download 4D v20 R2 (monthly Hot Fixes available)

  • 4D Write Pro continues to evolve with impressive updates. You can now seamlessly merge cells in tables, allowing you to create more visually appealing and structured documents. Additionally, the new Table Wizard simplifies the creation of 4D Write Pro documents containing tables, saving you time and effort. 
  • Regarding error handling, we’re introducing the ‘throw’ command, a powerful addition to the 4D language, to give users more precise feedback when issues arise and implement more effective error logging.
  • Visual Studio Code extension comes with additional capabilities. Besides functionalities such as syntax highlighting, Go to Definition, Signature Help, code completion, code folding & indentation, and syntax checking, we’ve added code formatting. This enhancement ensures your code is clean and consistent.
  • Say goodbye to delays and hello to a more responsive user experience with the new WebSocket client feature. This feature revolutionizes how users engage with your applications, making them more dynamic and engaging.
  • Working with larger files in 4D View Pro is now a breeze with the introduction of the .sjs file format. Designed specifically to address performance challenges.
  • Explore the new functionality to send emails via the Gmail API, expanding your communication capabilities. More features will follow to leverage the power of Gmail for your messaging needs.
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Masterclass: Run your 4D Application in a Web Browser

In a previous blog post, we unveiled our newest 4D offering — Qodly Studio (currently in developer preview), a powerful solution that targets full-featured complex business applications. And a set of resources to help you get started

The good news is that the 4D Summit 2023 is just around the corner. During this event, a Masterclass will showcase how quickly you can move an existing 4D application on the web using Qodly Studio.

You’ll also get the chance to actively engage, ask questions, and have our team, including Marie-Sophie Landrieu, Laurent Ribardière, Thomas Maul, Mathieu Ferry, and others, address any queries you may have regarding Qodly Studio and beyond!

During the Masterclass, Marie-Sophie will provide live training, showcasing the new product capabilities as she creates a rental car web application from scratch from an existing desktop version.

The following provides just a sneak peek into what’s in store for your learning experience:

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Get Started with Qodly Studio

In a previous blog post, we unveiled our newest 4D offering — Qodly Studio (currently in developer preview), a powerful solution that targets full-featured complex business applications. Fully integrated into 4D, it enables your 4D Server to host your application in parallel as a desktop or web application. The best part is that your customers don’t need extra installations or support.

This post delves deeper into why Qodly Studio stands out for 4D developers. We also have some valuable resources to share, like documentation, guides, and video tutorials that will pave your way to mastering Qodly Studio.

Remember to bookmark them for easy reference!

Let’s get started!

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4D v20 R2 Beta Starts Today

We are pleased to announce the launch of beta testing for 4D v20 R2! 

Following the successful release of 4D v20 LTS, this new version comes with even more enhancements and exciting additional features you wouldn’t want to overlook!

Let’s uncover all that 4D v20 R2 Beta has to offer:




  • Introducing the 4D Write Pro Table Wizard, an intuitive tool designed for end-users, enabling them to leverage developer-provided templates tailored to their business requirements.
  • Experience elevated error management capabilities that enhance user feedback by providing comprehensive and timely information directly within your interfaces.
  • Embrace the new .sjs file format in 4D View Pro, specifically designed to address performance challenges encountered when working with larger files.
  • Explore the new functionality to send emails via the Gmail API, expanding your communication capabilities.
  • Discover the latest addition of a Visual Studio Code extension feature that enables code formatting.
  • And that’s not all —Much more awaits you!

Download 4D v20 R2 now (Exclusive to 4D Partners)

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4D v20 LTS is Here

4D v20 LTS, the most feature-rich version of 4D to date, has been released!

Over the past few years, we’ve taken 4D forward at an unprecedented pace. We introduced cutting-edge concepts such as Object-Oriented Programming (OOP) and classes, refined the 4D language to match the familiarity and intuitiveness of popular languages such as JavaScript & TypeScript, and introduced ORDA, an innovative way to access data, among other advancements.

Download 4D v20 LTS Now 

Now, with 4D v20, witness the integration of Visual Studio Code editor, harness the exceptional capabilities of 4D Write Pro for template-based document generation, and empower yourself with features to build modern applications’ UIs.

And that’s not all! Check out the highlights below: