diff --git a/nix/sources.json b/nix/sources.json
index 41521b2..d71468b 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -149,6 +149,12 @@
         "rev": "018bd04d80c9a73d399c1061fa0c3b14a7614399",
         "type": "git"
     },
+    "iron.nvim": {
+        "branch": "master",
+        "repo": "git@github.com:vigemus/iron.nvim",
+        "rev": "7f876ee3e1f4ea1e5284b1b697cdad5b256e8046",
+        "type": "git"
+    },
     "leap-ast.nvim": {
         "branch": "main",
         "repo": "git@github.com:ggandor/leap-ast.nvim",
@@ -275,6 +281,12 @@
         "rev": "d15582d3d0c09280f371fa5f21537cf4530ed330",
         "type": "git"
     },
+    "nvim-regexplainer": {
+        "branch": "main",
+        "repo": "git@github.com:bennypowers/nvim-regexplainer",
+        "rev": "ae651b187bdaa0fc6cbf60e660da5ebf74013d72",
+        "type": "git"
+    },
     "nvim-snippy": {
         "branch": "master",
         "repo": "git@github.com:dcampos/nvim-snippy",
diff --git a/plugins/iron.lua b/plugins/iron.lua
new file mode 100644
index 0000000..40d4976
--- /dev/null
+++ b/plugins/iron.lua
@@ -0,0 +1,15 @@
+return function()
+  local iron = require "iron.core"
+  local view = require "iron.view"
+
+  iron.setup {
+    config = {
+      repl_definition = {
+        typescript = {
+          command = { "ts-node" },
+        },
+      },
+      repl_open_cmd = view.split.vertical "40%",
+    },
+  }
+end
diff --git a/plugins/spec.nix b/plugins/spec.nix
index 53fe25e..fbc449b 100644
--- a/plugins/spec.nix
+++ b/plugins/spec.nix
@@ -205,6 +205,11 @@ in rec {
     config = ./indent-blankline.lua;
   };
 
+  iron = {
+    src = sources."iron.nvim";
+    config = ./iron.lua;
+  };
+
   leap = {
     src = sources."leap.nvim";
     config = ./leap.lua;
@@ -442,6 +447,14 @@ in rec {
     };
   };
 
+  regexplainer = {
+    src = sources.nvim-regexplainer;
+    config = true;
+    dependencies = {
+      inherit nui nvim-treesitter;
+    };
+  };
+
   # sg = let
   #   package = inputs'.sg-nvim.packages.default;
   # in {