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4D 20 R9 customer release
Discover 4D 20 R9


Discover what's new in 4D 20 R9

AI capabilities! Low-level TCP/IP embedded management facilities.
Management of Microsoft 365 and Google calendars in NetKit.

4D 20 R9 AI-Kit


4D AI Kit

Add Intelligence without Complexity

Power your application with AI. With the 4D AI Kit, build chatbots that understand tone. Create image descriptions for accessibility. Generate marketing visuals from a prompt. Flag inappropriate content the moment it appears. Or combine these into a flow that reacts and responds like a team member would...

4D 20 R9 4D Write Pro


4D Write Pro

Improve Document With AI-assisted Writing

Refine your writing with a co-author that understands your tone and your deadline. The AI-powered assistant in 4D Write Pro provides in-context support to summarize long sections with a single click. Translate full paragraphs instantly. Fix grammar, rewrite for clarity, and generate content without leaving the editor...

4D 20 R9 NetKit


4D NetKit

Manage Microsoft 365 & Google Calendars without Complex Setup

Now, retrieve calendar lists, pull events, and sync schedules in real-time, connecting your 4D application to Google or Microsoft services.
This is possible with just a few lines of code, without requiring the use of middleware...

4D 20 R9 TCP Listener


TCP Listener

Gain Control Over Real-time Server Connections

Handle incoming TCP connections with precision. The new TCPListener class completes your networking stack by allowing your 4D application to listen on a port and accept multiple connections simultaneously...

4D 20 R9 Component Debugging


Component Debugging

Streamline Developement with In-project Component Editing

Edit and debug component methods and classes without leaving your host project. Open any interpreted component file, make changes, and see them take effect immediately. There is no reloading. No repackaging. Just one continuous thread of development...

4D 20 R9 Dependency Manager


Dependency Manager

Automate Compatibility with Smart Versioning

Automatically align your components with your 4D version without lifting a finger. No manual tracking, just consistent, predictable compatibility that lets you focus on your code instead of managing version chaos. The new Follow 4D version rule keeps dependencies of components added from GitHub in sync with your runtime...

4D 20 R9 Web Application Security


Web Application Security

Make Web Sessions Safer & More User-friendly

Improve how your web applications handle authentication and continuity. Use OTP (One Time Password) for secure, time-sensitive logins, and restore user sessions to maintain context without forcing repeated logins...

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