anchor.diff:            license = lib.licenses.free;
           };
         }) {};
  +    crdt = callPackage ({ elpaBuild, fetchurl, lib }:
  +      elpaBuild {
  +        pname = "crdt";
  +        ename = "crdt";
  +        version = "0.1.4";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/crdt-0.1.4.tar";
  +          sha256 = "1qqfjvkajwhdhz0jhqixdn68l1rl02pn2fmxizzsv0as20v0ay0r";
  +        };
  +        packageRequires = [];
  +        meta = {
  +          homepage = "https://elpa.gnu.org/packages/crdt.html";
  +          license = lib.licenses.free;
  +        };
  +      }) {};
       crisp = callPackage ({ elpaBuild, fetchurl, lib }:
         elpaBuild {
           pname = "crisp";
  
positive.code:         packageRequires = [ queue ];
          meta = {
            homepage = "https://elpa.gnu.org/packages/tNFA.html";
            license = lib.licenses.free;
          };
        }) {};
  
negative.code:           license = lib.licenses.free;
          };
        }) {};
      shell-command-plus = callPackage ({ elpaBuild, emacs, fetchurl, lib }:
        elpaBuild {
          pname = "shell-command-plus";
          ename = "shell-command+";
          version = "2.2.1";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/shell-command+-2.2.1.tar";
            sha256 = "1dmi7fn4g55va5ljpyswr3dpgj471747kkdixfyp8zpsbhvr5yf6";
          };
          packageRequires = [ emacs ];
          meta = {
            homepage = "https://elpa.gnu.org/packages/shell-command+.html";
            license = lib.licenses.free;
          };
        }) {};
      shen-mode = callPackage ({ elpaBuild, fetchurl, lib }:
        elpaBuild {
          pname = "shen-mode";
  