SONAR X3 has numerous enhancements and updates to the VST engine, including rich support for the VST3 specification. This article is intended primarily for VST plugin developers to gain a better understanding of the features supported by SONAR and to write plugins that integrate better with SONAR. While the VST3 documentation covers typical information for plugin developers, it does not explain plugin to host integration in much detail. This article attempts to bridge that gap and explain some of the VST3 specific features are implemented in SONAR. Please also see this article that is more intended for end users.
Automatic VST2 to VST3 migration in SONAR
For plugin vendors who have a large base of VST2 plugins and wish to provide a smooth migration path to VST3, its recommended to implement support for automatic migration of a VST2 plugin saved in a prior project to its VST3 equivalent.
This capability will allow SONAR X3 to detect a compatible VST3 plugin while loading a project and automatically transition the VST 2.4 plugin to its compatible VST3 counterpart Continue reading DEVELOPER NOTES: SONAR X3 VST3 Internals