
Package
sparkade-games/com.sparkade.sparktools.autoversion SparkTools: AutoVersion automatically injects git versioning information into your Unity builds using git-describe. Simply install the package and versioning occurs automatically during the build process, eliminating manual version management. Requires your Assets folder to be within a git repository.
https://www.pkglnk.dev/autoversion.git 
Package
sparkade-games/com.sparkade.sparktools.singletons A quick and easy singleton solution.
https://www.pkglnk.dev/sparkade-games-singletons.git 