Go 1.21 Release explained
Understanding Go 1.21 generics type inference
Breaking down the release notes, with concrete explanations and annotated examples
Iterators in Go
This article describes a proposed extension to the Go language: range over func. The proposal is evolving, and this tutorial is a work in progress, so don’t forget to check back later for the latest developments.
Profile Guided Optimization (PGO) in Go
Go 1.21: Now with More Gopher Power and Less 'Go-tchas'!