nix shell
Start a shell in which the specified packages are available. See also:
nix-shellfor setting up development environments,nix3 flakefor information about flakes. More information: https://nixos.org/manual/nix/stable/command-ref/new-cli/nix3-shell.html.
- Start an interactive shell with some packages from 
nixpkgs: 
nix shell {{nixpkgs#pkg1 nixpkgs#packageSet.pkg2 ...}}
- Start a shell providing a package from an older version of 
nixpkgs(21.05): 
nix shell {{nixpkgs/nixos-21.05#pkg}}
- Start a shell with the "default package" from a flake in the current directory, printing build logs if any builds happen:
 
nix shell -L
- Start a shell with a package from a flake on GitHub:
 
nix shell {{github:owner/repo#pkg}}
- Run a command in a shell with a package:
 
nix shell {{nixpkgs#pkg}} -c {{some-cmd --someflag 'Some other arguments'}}