diff --git a/assets/zed/settings.json b/assets/zed/settings.json
deleted file mode 100644
index e48db6f..0000000
--- a/assets/zed/settings.json
+++ /dev/null
@@ -1,53 +0,0 @@
-// Zed settings — tracked in dotfiles, symlinked into ~/.config/zed/settings.json
-// by home-manager (xdg.configFile in nixos/home/danny/home.nix).
-//
-// Because this is a symlink to a nix-store file, editing it from inside Zed
-// will fail (read-only). Edit THIS file in dotfiles, commit, and rebuild
-// (`darwin-rebuild switch --flake .`). To see Zed's full default settings,
-// run `zed: open default settings` from the command palette.
-{
-  "sticky_scroll": {
-    "enabled": true
-  },
-  "edit_predictions": {
-    "provider": "ollama"
-  },
-  "buffer_font_family": "JetBrains Mono",
-  "cli_default_open_behavior": "existing_window",
-  "project_panel": {
-    "dock": "left"
-  },
-  "outline_panel": {
-    "dock": "left"
-  },
-  "collaboration_panel": {
-    "dock": "left"
-  },
-  "git_panel": {
-    "dock": "left"
-  },
-  "agent": {
-    "dock": "right",
-    "default_model": {
-      "provider": "ollama",
-      "model": "llama3.2:latest"
-    }
-  },
-  "disable_ai": false,
-  "minimap": {
-    "show": "auto"
-  },
-  "telemetry": {
-    "diagnostics": false,
-    "metrics": false
-  },
-  "base_keymap": "VSCode",
-  "vim_mode": true,
-  "ui_font_size": 16,
-  "buffer_font_size": 15,
-  "theme": {
-    "mode": "system",
-    "light": "One Light",
-    "dark": "One Dark"
-  }
-}
diff --git a/nixos/fish.nix b/nixos/fish.nix
index 1d72d26..9d04f51 100644
--- a/nixos/fish.nix
+++ b/nixos/fish.nix
@@ -24,38 +24,6 @@
 
       set fish_greeting 🐟: (set_color yellow; date +%T; set_color green; date --iso-8601 2>/dev/null; or date +%F; set_color normal)
 
-      # gco: smart `git checkout` — if the branch is checked out in another
-      # worktree, cd there instead of failing with "already used by worktree at".
-      function gco --description 'git checkout, but cd into worktree if the branch lives there'
-        if test (count $argv) -eq 0
-          git checkout
-          return $status
-        end
-
-        set -l branch $argv[1]
-        set -l target_ref "refs/heads/$branch"
-        set -l wt_path ""
-        set -l current_wt ""
-        for line in (git worktree list --porcelain 2>/dev/null)
-          switch $line
-            case 'worktree *'
-              set current_wt (string replace -r '^worktree ' "" -- $line)
-            case "branch $target_ref"
-              set wt_path $current_wt
-              break
-          end
-        end
-
-        set -l here (git rev-parse --show-toplevel 2>/dev/null)
-        if test -n "$wt_path"; and test "$wt_path" != "$here"
-          echo "→ cd $wt_path (branch '$branch' is checked out in another worktree)"
-          cd $wt_path
-          return $status
-        end
-
-        git checkout $argv
-      end
-
       # Alacritty palette follows macOS appearance; refresh when opening a shell (LaunchAgent also polls).
       if test (uname -s) = Darwin
         bash ~/dotfiles/scripts/alacritty-sync-system-theme.sh >/dev/null 2>&1 &
diff --git a/nixos/home/danny/home.nix b/nixos/home/danny/home.nix
index b57def5..21c10da 100644
--- a/nixos/home/danny/home.nix
+++ b/nixos/home/danny/home.nix
@@ -89,21 +89,14 @@
       tmux-fzf
       extrakto
       # tmux-resurrect: prefix + Ctrl-s saves, prefix + Ctrl-r restores.
-      # Snapshot lives at ~/.tmux/resurrect/last (window layout, working
-      # dirs, pane contents if enabled). Survives force-quits / reboots
-      # / kernel panics.
-      #
-      # @resurrect-processes: programs to restart on restore. Default
-      # list covers vim/emacs/less/top/etc. but NOT nvim, claude, or
-      # ssh. The "~name->cmd" form re-runs the original argv; bare
-      # names match argv-less invocations. Without this, restored panes
-      # come back as plain fish prompts in the right directory.
+      # Snapshot lives at ~/.local/share/tmux/resurrect/last (window
+      # layout, working dirs, pane contents if enabled). Survives
+      # force-quits / reboots / kernel panics.
       {
         plugin = resurrect;
         extraConfig = ''
           set -g @resurrect-capture-pane-contents 'on'
           set -g @resurrect-strategy-nvim 'session'
-          set -g @resurrect-processes 'nvim "~nvim->nvim *" claude "~claude->claude --continue" ssh "~ssh->ssh *"'
         '';
       }
       # tmux-continuum: auto-saves every 15min and auto-restores on
@@ -171,11 +164,6 @@
   xdg.configFile."alacritty/catppuccin-mocha-colors.toml".source =
     ../../../assets/alacritty/catppuccin-mocha-colors.toml;
 
-  # Zed: settings.json is a read-only symlink to assets/zed/settings.json.
-  # To change a setting, edit the asset file and rebuild — editing via Zed's
-  # UI will fail because the target is in the nix store.
-  xdg.configFile."zed/settings.json".source = ../../../assets/zed/settings.json;
-
   # Alacritty: base config + imported active-colors.toml (updated without rebuild)
   programs.alacritty = {
     enable = true;
diff --git a/nixos/neovim.nix b/nixos/neovim.nix
index 51ae100..75b2335 100644
--- a/nixos/neovim.nix
+++ b/nixos/neovim.nix
@@ -58,39 +58,6 @@
         end,
       })
 
-      -- Treesitter highlighting: parser-driven syntax highlighting (richer
-      -- than the regex-based default). Leaving `indent` off — it's still
-      -- buggy in several languages (python, yaml).
-      require'nvim-treesitter.configs'.setup {
-        highlight = { enable = true },
-      }
-
-      -- Sticky scroll: pin enclosing scopes (functions, classes, YAML keys,
-      -- etc.) to the top of the window as you scroll deeper. Same idea as
-      -- Zed/VS Code's "Sticky Scroll". `mode = 'topline'` matches Zed's
-      -- "scrolled past" feel; switch to 'cursor' if you'd rather it track
-      -- the cursor instead of the viewport.
-      require'treesitter-context'.setup {
-        enable = true,
-        max_lines = 5,
-        mode = 'topline',
-        trim_scope = 'outer',
-      }
-
-      -- Fish: expand tabs to spaces. Fish renders raw \t in the commandline
-      -- as the Unicode glyph ␉ (U+2409) and wrap-indents each line to the
-      -- column of the opening quote, which mangles Alt-E multiline edits.
-      -- Using spaces sidesteps the issue entirely.
-      vim.api.nvim_create_autocmd("FileType", {
-        pattern = "fish",
-        callback = function()
-          vim.opt_local.expandtab = true
-          vim.opt_local.tabstop = 2
-          vim.opt_local.shiftwidth = 2
-          vim.opt_local.softtabstop = 2
-        end,
-      })
-
       -- Keymaps
       vim.keymap.set("n", "S", ":%s//g<Left><Left>", { desc = "Replace all" })
       vim.keymap.set("n", "<leader>w", ":w<CR>", { desc = "Save file" })
@@ -106,8 +73,6 @@
       catppuccin-nvim # theme
       goyo-vim        # write prose
       limelight-vim   # prose paragraph highlighter
-      nvim-treesitter.withAllGrammars  # parsers (also makes vim.treesitter.foldexpr work for markdown)
-      nvim-treesitter-context          # sticky scroll: pin parent scopes at top of window
     ];
   };
 }