nix3-nar(1) General Commands Manual nix3-nar(1)

Warning: This program is experimental and its interface is subject to change.

nix nar - create or inspect NAR files

nix nar [option…] subcommand

where subcommand is one of the following:

  • nix nar cat <./nix3-nar-cat.md> - print the contents of a file inside a NAR file on stdout
  • nix nar dump-path <./nix3-nar-dump-path.md> - serialise a path to stdout in NAR format
  • nix nar ls <./nix3-nar-ls.md> - show information about a path inside a NAR file

nix nar provides several subcommands for creating and inspecting Nix Archives (NARs).

For the definition of the NAR file format, see Figure 5.2 in https://edolstra.github.io/pubs/phd-thesis.pdf.