v1.0 was the first stable release of the SDKs. Although pre-1.0 SDKs can be cloned from GitHub, they are considered to be use-at-your-own-risk in production. Although stability is strived for, it is not guaranteed, and Clover will provide neither support nor engineering resources on these versions for any sort of troubleshooting.
To learn about new releases as they happen,
Watch the SDK's