Go 1.18 will be a significant release and contains a lot of new features. One of them is generics which you can experiment yourself with using either the playground or gotip.

Examples:

1. Any constraint
2. Ordered constraint (one of many built-in ones)
3. Custom constraint
4. Custom generic type

1. Top level statements
2. Init only setters
3. Record types
4. Pattern matching enhancements
5. Target-typed new expressions
6. Lambda discard parameters
7. Static anonymous functions
8. Attributes on local functions