If the cost of a license is a barrier, several high-quality, legal, and free alternatives use the same underlying technology (Wine) as CrossOver:
: You can earn a free lifetime license by helping CodeWeavers test applications. By reaching Level 6 in their BetterTester program, you no longer have to pay for the software.
: An all-in-one gaming platform for Linux that automates the installation of Windows games using Wine and other compatibility layers. Proton (via Steam)
: A script that some users have used to bypass trial restrictions, though it may no longer be maintained. ArchWiki CrossOver Guide
Crossover for Linux is a compatibility layer that allows users to run Windows applications on Linux and macOS operating systems. Developed by CodeWeavers, Crossover is based on the Wine project, a free and open-source compatibility layer that enables running Windows applications on non-Windows platforms. Crossover for Linux takes Wine's capabilities to the next level by providing a user-friendly interface, improved performance, and support for a wide range of applications.
Crossover is a software package that enables users to run Windows applications on Linux and macOS. It provides a compatibility layer that translates Windows API calls into Linux or macOS API calls, allowing Windows applications to run seamlessly on non-Windows platforms. Crossover supports a wide range of Windows applications, including popular ones like Microsoft Office, Adobe Photoshop, and many more.
: An open-source launcher for Epic Games, GOG, and Amazon Games on Linux that simplifies running Windows games using Wine or Proton.