The latest version of Ch and Embedded Ch is 8.5.0. You can check Ch revision history for the detailed new features in Ch 8.5.0.

Ch Professional Edition for ARM and Raspberry PI is free for non-commercial use, subject to the license agreement set forth in the license.

Embedded Ch for ARM and Raspberry PI is free for non-commercial use, subject to the license agreement set forth in the license.

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	Free Ch toolkits and third party packages	Ch Professional Edition 8.5.0 Embedded Ch Edition 8.5.0 SoftIntegration C++ Graphical Library (SIGL) Evaluation Edition 3.0 Ch NAG Statistics Evaluation Edition 1.1 Ch Control System Toolkit 2.5