Nix 2.7.0 released
We’re pleased to announce the availability of Nix 2.7.0. It will be
available from
NixOS - Getting Nix / NixOS.

Here are the release notes:

• Nix will now make some helpful suggestions when you mistype something
  on the command line. For instance, if you type nix build
  nixpkgs#thunderbrd, it will suggest
  thunderbird.

• A number of “default” flake output attributes have been renamed.
  These are:

  • defaultPackage.<system></system> → packag ... ⌘ [Read more](https://nixos.org/blog/announcements.html#nix-2.7.0)