| Component | Supported Versions | | :--- | :--- | | | 2007, 2009, 2010, XE - XE8, 10.1 Berlin, 10.2 Tokyo, 10.3 Rio | | C++Builder | 2009 through 10.3 Rio (Win32 only, 64-bit via dynamic linking) | | Windows OS | Windows 7 SP1 to Windows 11 (via VCL fixes) | | Database | ADO, DBExpress, FireDAC (compatible), BDE (deprecated but works) |
Before installing, back up your current Delphi registry settings and create a virtual machine snapshot. The freedom of full source is powerful, but with great power comes great responsibility—and potential compiler conflicts. Disclaimer: DevExpress is a registered trademark of Developer Express Inc. This article is for educational purposes for existing licensed users. Always verify your software license agreement before downloading patches or third-party installers. DevExpress VCL 18.2.6 Full Source with DxAutoInstaller 2.2
In the fast-paced world of software development, the "latest and greatest" often steals the headlines. However, for developers maintaining legacy enterprise applications, or those working in highly stable, air-gapped environments, specific older versions of component suites remain mission-critical. | Component | Supported Versions | | :---
One such combination that retains a cult following in the Delphi and C++Builder communities is coupled with the DxAutoInstaller 2.2 utility. This article is for educational purposes for existing
18.2.6 does not support Delphi 11 Alexandria or later (11.x, 12.x). The VCL system units changed significantly in those versions, causing naming conflicts with cx*.pas . Troubleshooting Common Issues in 18.2.6 Even with DxAutoInstaller 2.2, you may encounter issues. Issue 1: "Unit cxXXX was compiled with a different version" Cause: Old .dcu files left over from a previous install. Solution: Use DxAutoInstaller's "Clean" function, or manually delete *.dcu and *.dcpil from the Sources folder. Issue 2: The Ribbon looks flat under Windows 10 Cause: 18.2.6 defaults to "Native Style," which misinterprets newer Windows themes. Fix: In your MainForm.OnCreate event:
cxLookAndFeelController1.Kind = lfOffice11; cxLookAndFeelController1.NativeStyle = False; Solution: This is a known compiler ordering issue. Open the group project manually ( DevExpressVCL.groupproj ) and compile dxTheme.dpk first, then reload DxAutoInstaller. Is It Worth Downloading in 2025/2026? The software industry pushes subscriptions, but DevExpress VCL 18.2.6 Full Source offers distinct advantages if you fit a specific profile:
If you have it, protect that archive. The combination of the full source code plus the automation of DxAutoInstaller 2.2 ensures that even as Windows evolves, your legacy Delphi applications can be maintained, debugged, and modernized on your own terms.