diff --git a/defaults/nvim/lua/plugins/mappings.lua b/defaults/nvim/lua/plugins/mappings.lua
new file mode 100644
index 0000000..6306203
--- /dev/null
+++ b/defaults/nvim/lua/plugins/mappings.lua
@@ -0,0 +1,43 @@
+local function toggle_floating_tui(cmd)
+  local terminal
+
+  return function()
+    if not terminal then
+      local Terminal = require("toggleterm.terminal").Terminal
+      terminal = Terminal:new {
+        cmd = cmd,
+        hidden = true,
+        close_on_exit = true,
+        direction = "float",
+        on_open = function() vim.cmd "startinsert!" end,
+      }
+    end
+
+    terminal:toggle()
+  end
+end
+
+local toggle_k9s = toggle_floating_tui "k9s"
+local toggle_ghdash = toggle_floating_tui "gh-dash"
+
+return {
+  {
+    "AstroNvim/astrocore",
+    ---@type AstroCoreOpts
+    opts = {
+      mappings = {
+        n = {
+          ["<Leader>k"] = { desc = "Kubernetes" },
+          ["<Leader>ki"] = {
+            toggle_k9s,
+            desc = "K9s",
+          },
+          ["<Leader>gD"] = {
+            toggle_ghdash,
+            desc = "GitHub dashboard",
+          },
+        },
+      },
+    },
+  },
+}