As of early 2025, DevExpress 21.1 has exited mainstream support. Security patches and critical hotfixes are no longer issued unless you hold an Extended Support Plan (ESP).
Ensure all instances of Visual Studio are completely closed to allow the installer to register the design-time toolboxes.
Because v21.1 is an older major version, it is no longer hosted on public trial landing pages, which default to the newest releases. To download the authentic executable and avoid security vulnerabilities associated with cracked third-party websites, utilize official distribution streams: 1. The Official DevExpress Portal devexpress 21.1 download
If upgrading an existing project from an earlier DevExpress version, use the tool:
In the competitive landscape of 2021, DevExpress v21.1 faced strong competition from other major suites, including: As of early 2025, DevExpress 21
Version 21.1 (released May 2021) introduced several significant technical updates that are documented in the New in v21.1 Release Notes :
High-fidelity document generation engines compatible with Linux, macOS, and Windows environments using .NET Core. Because v21
Versions after 22.1 dropped support for .NET Framework 4.5.2 and 4.6. Upgrading from 21.1 may require retargeting your applications to .NET 4.8 or .NET 6/8.
The complete DevExpress Universal installation requires approximately 3 GB of free disk space. Individual component installations require less space depending on your selected product suite. A minimum of 128 MB of RAM is required, though 4 GB or more is recommended for optimal performance when working with large solutions or complex visual designers.