@@ -72,36 +72,6 @@ sha256 = "00aj9z3fa6ghjpz7s9cdqpfy4vh1v19z284p4f7xj0z40vrlbdx4";         };
       }
       {
-        name = "calc";
-        src = pkgs.fetchFromGitHub {
-          owner = "arzzen";
-          repo = "calc.plugin.zsh";
-          rev = "ea59bc2bfd1d2791de539c31c0c544d4dc16dad6";
-          # date = 2020-02-05T09:22:01+00:00;
-          sha256 = "0as30w1na8idrkxifim44ky0521r93r2qm201qnnl6by2qbmbiqv";
-        };
-      }
-      {
-        name = "zsh-nix-shell";
-        src = pkgs.fetchFromGitHub {
-          owner = "chisui";
-          repo = "zsh-nix-shell";
-          rev = "6ae30544a284301026d4ee1c437b44f5d1a9952e";
-          # date = 2020-06-30T18:08:41+02:00;
-          sha256 = "1y6nx0ww2vlgwwbajwlvf1ywczpd8115c1my4mmv4fkb6q97i05g";
-        };
-      }
-      {
-        name = "you-should-use";
-        src = pkgs.fetchFromGitHub {
-          owner = "MichaelAquilina";
-          repo = "zsh-you-should-use";
-          rev = "b4aec740f23d195116d1fddec91d67b5e9c2c5c7";
-          # date = 2020-07-14T21:44:04+01:00;
-          sha256 = "0bq15d6jk750cdbbjfdmdijp644d1pn2z80pk1r1cld6qqjnsaaq";
-        };
-      }
-      {
         name = "agkozak-zsh-prompt";
         src = pkgs.fetchFromGitHub {
           owner = "agkozak";
@@ -119,17 +89,6 @@ repo = "anyframe";           rev = "598675303044df8e9d04722f3adff4f63a238922";
           # date = 2017-07-19T21:59:49+09:00;
           sha256 = "08bjm1dd2mpv8rk8x6yvm6gj490rgimmiq7ln4jr5hik2k3mm82r";
-        };
-      }
-    ] ++ lib.optionals stdenv.isDarwin [
-      {
-        name = "tumult";
-        src = pkgs.fetchFromGitHub {
-          owner = "unixorn";
-          repo = "tumult.plugin.zsh";
-          rev = "c90e3c3d90f6f73473ead3663cbcf040ae440fb4";
-          # date = 2020-05-29T12:06:03-06:00;
-          sha256 = "11mx5a6z1di2gp0ylzdcgs6d42kjfhb2dgwan9qhlijdf6h2wr6b";
         };
       }
     ]);