diff --git a/home-manager/profiles/home.nix b/home-manager/profiles/home.nix
index 15433862..070b4db5 100644
--- a/home-manager/profiles/home.nix
+++ b/home-manager/profiles/home.nix
@@ -23,6 +23,12 @@
 
     packages = with pkgs; [
       taskbook # interim CLI task manager; desktop-only (Node closure, not for containers)
+      # TUI file manager. Package only: it writes its own config and state at
+      # runtime, so no module and nothing under xdg.configFile. Its
+      # `auto_check_update` defaults to true (a network call on exit, once a
+      # day), which is meaningless for a nix-managed binary; turn it off in
+      # config.toml by hand if the call matters.
+      superfile
       # VM management, for verifying a switch on a clean macOS image. Was a
       # cirruslabs/cli brew until that tap's formula stopped loading under
       # Homebrew 6.0 and took activation down with it; pinned below current
diff --git a/home-manager/profiles/work.nix b/home-manager/profiles/work.nix
index 2ab1044f..533ed9b8 100644
--- a/home-manager/profiles/work.nix
+++ b/home-manager/profiles/work.nix
@@ -50,6 +50,10 @@
       # taskbook's Node closure is why it isn't in lib/core-packages.nix; the
       # same reasoning keeps it out of the aarch64-linux devcontainer.
       taskbook # interim CLI task manager
+      # TUI file manager; see home.nix for the unmanaged-config reasoning.
+      # Builds for aarch64-linux too, but a file manager earns nothing in a
+      # headless devcontainer.
+      superfile
       # VM management, for verifying a switch on a clean macOS image. Moved
       # off the cirruslabs/cli tap, whose tart.rb no longer loads under
       # Homebrew 6.0 and aborted the whole activation; version-pinned for