diff --git a/docs/release-notes/rl-0.8.md b/docs/release-notes/rl-0.8.md
index a164d776..95bb6661 100644
--- a/docs/release-notes/rl-0.8.md
+++ b/docs/release-notes/rl-0.8.md
@@ -103,6 +103,7 @@
   - `mini.visits`
 - Add [fzf-lua](https://github.com/ibhagwan/fzf-lua) in `vim.fzf-lua`
 - Add [rainbow-delimiters](https://github.com/HiPhish/rainbow-delimiters.nvim) in `vim.visuals.rainbow-delimiters`
+- Add options to define highlights under [](#opt-vim.highlight)
 
 [kaktu5](https://github.com/kaktu5):
 
diff --git a/flake.lock b/flake.lock
index c328bda1..ee19b7c8 100644
--- a/flake.lock
+++ b/flake.lock
@@ -77,11 +77,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1735523292,
-        "narHash": "sha256-opBsbR/nrGxiiF6XzlVluiHYb6yN/hEwv+lBWTy9xoM=",
+        "lastModified": 1737370608,
+        "narHash": "sha256-hFA6SmioeqvGW/XvZa9bxniAeulksCOcj3kokdNT/YE=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "6d97d419e5a9b36e6293887a89a078cf85f5a61b",
+        "rev": "300081d0cc72df578b02d914df941b8ec62240e6",
         "type": "github"
       },
       "original": {
diff --git a/modules/neovim/init/default.nix b/modules/neovim/init/default.nix
index 11d9cf59..b0c7e0ce 100644
--- a/modules/neovim/init/default.nix
+++ b/modules/neovim/init/default.nix
@@ -2,6 +2,7 @@
   imports = [
     ./basic.nix
     ./debug.nix
+    ./highlight.nix
     ./spellcheck.nix
   ];
 }
diff --git a/modules/neovim/init/highlight.nix b/modules/neovim/init/highlight.nix
new file mode 100644
index 00000000..7e992fd1
--- /dev/null
+++ b/modules/neovim/init/highlight.nix
@@ -0,0 +1,119 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  inherit (lib.options) mkOption;
+  inherit (lib.types) nullOr attrsOf listOf submodule bool ints str enum;
+  inherit (lib.strings) hasPrefix concatLines;
+  inherit (lib.attrsets) mapAttrsToList;
+  inherit (lib.nvim.dag) entryBetween;
+  inherit (lib.nvim.lua) toLuaObject;
+  inherit (lib.nvim.types) hexColor;
+
+  mkColorOption = target:
+    mkOption {
+      type = nullOr hexColor;
+      default = null;
+      example = "#ebdbb2";
+      description = ''
+        The ${target} color to use. Written as color name or hex "#RRGGBB".
+      '';
+    };
+
+  mkBoolOption = name:
+    mkOption {
+      type = nullOr bool;
+      default = null;
+      example = false;
+      description = "Whether to enable ${name}";
+    };
+
+  cfg = config.vim.highlight;
+in {
+  options.vim.highlight = mkOption {
+    type = attrsOf (submodule {
+      # See :h nvim_set_hl
+      options = {
+        bg = mkColorOption "background";
+        fg = mkColorOption "foreground";
+        sp = mkColorOption "special";
+        blend = mkOption {
+          type = nullOr (ints.between 0 100);
+          default = null;
+          description = "Blend as an integer between 0 and 100";
+        };
+        bold = mkBoolOption "bold";
+        standout = mkBoolOption "standout";
+        underline = mkBoolOption "underline";
+        undercurl = mkBoolOption "undercurl";
+        underdouble = mkBoolOption "underdouble";
+        underdotted = mkBoolOption "underdotted";
+        underdashed = mkBoolOption "underdashed";
+        strikethrough = mkBoolOption "strikethrough";
+        italic = mkBoolOption "italic";
+        reverse = mkBoolOption "reverse";
+        nocombine = mkBoolOption "nocombine";
+        link = mkOption {
+          type = nullOr str;
+          default = null;
+          description = "The name of another highlight group to link to";
+        };
+        default = mkOption {
+          type = nullOr bool;
+          default = null;
+          description = "Don't override existing definition";
+        };
+        ctermfg = mkOption {
+          type = nullOr str;
+          default = null;
+          description = "The cterm foreground color to use";
+        };
+        ctermbg = mkOption {
+          type = nullOr str;
+          default = null;
+          description = "The cterm background color to use";
+        };
+        cterm = mkOption {
+          type = nullOr (listOf (enum [
+            "bold"
+            "underline"
+            "undercurl"
+            "underdouble"
+            "underdotted"
+            "underdashed"
+            "strikethrough"
+            "reverse"
+            "inverse"
+            "italic"
+            "standout"
+            "altfont"
+            "nocombine"
+            "NONE"
+          ]));
+          default = null;
+          description = "The cterm arguments to use. See ':h highlight-args'";
+        };
+        force = mkBoolOption "force update";
+      };
+    });
+    default = {};
+    example = {
+      SignColumn = {
+        bg = "#282828";
+      };
+    };
+    description = "Custom highlights to apply";
+  };
+
+  config = {
+    vim.luaConfigRC.highlight = let
+      highlights =
+        mapAttrsToList (
+          name: value: ''vim.api.nvim_set_hl(0, ${toLuaObject name}, ${toLuaObject value})''
+        )
+        cfg;
+    in
+      entryBetween ["lazyConfigs" "pluginConfigs" "extraPluginConfigs"] ["theme"] (concatLines highlights);
+  };
+}
diff --git a/modules/plugins/languages/tex/build/builders/custom.nix b/modules/plugins/languages/tex/build/builders/custom.nix
index 680d37a9..749bf6be 100644
--- a/modules/plugins/languages/tex/build/builders/custom.nix
+++ b/modules/plugins/languages/tex/build/builders/custom.nix
@@ -6,30 +6,7 @@
 }: let
   inherit (lib.options) mkOption;
   inherit (lib.modules) mkIf;
-  inherit
-    (lib.types)
-    bool
-    enum
-    ints
-    listOf
-    package
-    str
-    ;
-  inherit
-    (builtins)
-    attrNames
-    concatLists
-    concatStringsSep
-    elem
-    elemAt
-    filter
-    hasAttr
-    isAttrs
-    length
-    map
-    throw
-    toString
-    ;
+  inherit (lib.types) bool listOf package str ;
 
   cfg = config.vim.languages.tex;
 
@@ -81,6 +58,8 @@ in {
     vim.languages.tex.build.builder = {
       name = "custom";
       args = collateArgs cfg.build;
+      package = cfg.build.builders.custom.package;
+      executable = cfg.build.builders.custom.executable;
     };
   };
 }
diff --git a/modules/plugins/languages/tex/build/builders/default.nix b/modules/plugins/languages/tex/build/builders/default.nix
index da00fbdb..d772bb04 100644
--- a/modules/plugins/languages/tex/build/builders/default.nix
+++ b/modules/plugins/languages/tex/build/builders/default.nix
@@ -1,35 +1,12 @@
 {
   config,
-  pkgs,
   lib,
   ...
 }:
 let
-  inherit (lib.options) mkOption mkEnableOption;
-  inherit
-    (lib.types)
-    bool
-    enum
-    ints
-    listOf
-    package
-    str
-    ;
-  inherit
-    (builtins)
-    attrNames
-    concatLists
-    concatStringsSep
-    elem
-    elemAt
-    filter
-    hasAttr
-    isAttrs
-    length
-    map
-    throw
-    toString
-    ;
+  inherit (lib.options) mkOption;
+  inherit (lib.types) enum listOf package str;
+  inherit (builtins) attrNames;
 
   cfg = config.vim.languages.tex;
 in
diff --git a/modules/plugins/languages/tex/build/builders/tectonic.nix b/modules/plugins/languages/tex/build/builders/tectonic.nix
index 0ec8bea0..82f4b8b2 100644
--- a/modules/plugins/languages/tex/build/builders/tectonic.nix
+++ b/modules/plugins/languages/tex/build/builders/tectonic.nix
@@ -15,21 +15,7 @@
     package
     str
     ;
-  inherit
-    (builtins)
-    attrNames
-    concatLists
-    concatStringsSep
-    elem
-    elemAt
-    filter
-    hasAttr
-    isAttrs
-    length
-    map
-    throw
-    toString
-    ;
+  inherit (builtins) concatLists elem map toString;
 
   cfg = config.vim.languages.tex;
 
@@ -40,7 +26,6 @@
     example = !default;
     description = description;
   });
-  mkEnableLspOption = mkEnableDefaultOption config.vim.languages.enableLSP;
 
   # --- Arg Collation Functions --
   collateArgs = buildConfig: let
@@ -226,6 +211,7 @@ in {
       name = "tectonic";
       args = collateArgs cfg.build;
       package = cfg.build.builders.tectonic.package;
+      executable = cfg.build.builders.tectonic.executable;
     };
   };
 }
diff --git a/modules/plugins/languages/tex/build/default.nix b/modules/plugins/languages/tex/build/default.nix
index 0882565e..cbc9dca7 100644
--- a/modules/plugins/languages/tex/build/default.nix
+++ b/modules/plugins/languages/tex/build/default.nix
@@ -1,46 +1,12 @@
 {
   config,
-  pkgs,
   lib,
   ...
 }: let
   inherit (lib.options) mkOption;
-  inherit (lib.modules) mkIf;
-  inherit
-    (lib.types)
-    bool
-    enum
-    ints
-    listOf
-    package
-    str
-    ;
-  inherit
-    (builtins)
-    attrNames
-    concatLists
-    concatStringsSep
-    elem
-    elemAt
-    filter
-    hasAttr
-    isAttrs
-    length
-    map
-    throw
-    toString
-    ;
+  inherit (lib.types) bool str;
 
   cfg = config.vim.languages.tex;
-
-  # --- Enable Options ---
-  mkEnableDefaultOption = default: description: (mkOption {
-    type = bool;
-    default = default;
-    example = !default;
-    description = description;
-  });
-  mkEnableLspOption = mkEnableDefaultOption config.vim.languages.enableLSP;
 in {
   imports = [
     ./builders
diff --git a/modules/plugins/languages/tex/lsp/texlab.nix b/modules/plugins/languages/tex/lsp/texlab.nix
index 498a6017..fd319a6d 100644
--- a/modules/plugins/languages/tex/lsp/texlab.nix
+++ b/modules/plugins/languages/tex/lsp/texlab.nix
@@ -22,8 +22,6 @@
   inherit
     (lib.types)
     bool
-    enum
-    ints
     listOf
     package
     str
@@ -31,9 +29,7 @@
   inherit
     (builtins)
     attrNames
-    concatLists
     concatStringsSep
-    elem
     elemAt
     filter
     hasAttr
@@ -54,87 +50,6 @@
     description = description;
   });
   mkEnableLspOption = mkEnableDefaultOption config.vim.languages.enableLSP;
-
-  # --- Arg Collation Functions --
-  # collateArgs.lsp.texlab.build = {
-  #   tectonic = buildConfig: let
-  #     selfConfig = buildConfig.tectonic;
-  #   in (
-  #     # Base args
-  #     [
-  #       "-X"
-  #       "compile"
-  #       "%f"
-  #     ]
-  #     # Flags
-  #     ++ (
-  #       if selfConfig.keepIntermediates
-  #       then ["--keep-intermediates"]
-  #       else []
-  #     )
-  #     ++ (
-  #       if selfConfig.keepLogs
-  #       then ["--keep-logs"]
-  #       else []
-  #     )
-  #     ++ (
-  #       if selfConfig.onlyCached
-  #       then ["--only-cached"]
-  #       else []
-  #     )
-  #     ++ (
-  #       if selfConfig.synctex
-  #       then ["--synctex"]
-  #       else []
-  #     )
-  #     ++ (
-  #       if selfConfig.untrustedInput
-  #       then ["--untrusted"]
-  #       else []
-  #     )
-  #     # Options
-  #     ++ (
-  #       if selfConfig.reruns > 0
-  #       then ["--reruns" "${toString selfConfig.reruns}"]
-  #       else []
-  #     )
-  #     ++ (
-  #       if selfConfig.bundle != ""
-  #       then ["--bundle" "${toString selfConfig.bundle}"]
-  #       else []
-  #     )
-  #     ++ (
-  #       if selfConfig.webBundle != ""
-  #       then ["--web-bundle" "${toString selfConfig.webBundle}"]
-  #       else []
-  #     )
-  #     ++ (
-  #       if selfConfig.outfmt != ""
-  #       then ["--outfmt" "${toString selfConfig.outfmt}"]
-  #       else []
-  #     )
-  #     ++ (concatLists (map (x: ["--hide" x]) selfConfig.hidePaths))
-  #     ++ (
-  #       if selfConfig.format != ""
-  #       then ["--format" "${toString selfConfig.format}"]
-  #       else []
-  #     )
-  #     ++ (
-  #       if selfConfig.color != ""
-  #       then ["--color" "${toString selfConfig.color}"]
-  #       else []
-  #     )
-  #     # Still options but these are not defined by builder specific options but
-  #     # instead synchronize options between the global build options and builder
-  #     # specific options
-  #     ++ (
-  #       if !(elem buildConfig.pdfDirectory ["." ""])
-  #       then ["--outdir" "${buildConfig.pdfDirectory}"]
-  #       else []
-  #     )
-  #   );
-  #   custom = buildConfig: buildConfig.custom.args; # Moved
-  # };
 in {
   options.vim.languages.tex.lsp.texlab = {
     enable = mkEnableLspOption "Whether to enable Tex LSP support (texlab)";
@@ -145,201 +60,6 @@ in {
       description = "texlab package";
     };
 
-    # build = {
-      # tectonic = {
-      #   enable = mkEnableDefaultOption true "Whether to enable Tex Compilation Via Tectonic";
-      #
-      #   package = mkOption {
-      #     type = package;
-      #     default = pkgs.tectonic;
-      #     description = "tectonic package";
-      #   };
-      #
-      #   executable = mkOption {
-      #     type = str;
-      #     default = "tectonic";
-      #     description = "The executable name from the build package that will be used to build/compile the tex.";
-      #   };
-      #
-      #   # -- Flags --
-      #   keepIntermediates = mkEnableDefaultOption false ''
-      #     Keep the intermediate files generated during processing.
-      #
-      #     If texlab is reporting build errors when there shouldn't be, disable this option.
-      #   '';
-      #   keepLogs = mkEnableDefaultOption true ''
-      #     Keep the log files generated during processing.
-      #
-      #     Without the keepLogs flag, texlab won't be able to report compilation warnings.
-      #   '';
-      #   onlyCached = mkEnableDefaultOption false "Use only resource files cached locally";
-      #   synctex = mkEnableDefaultOption true "Generate SyncTeX data";
-      #   untrustedInput = mkEnableDefaultOption false "Input is untrusted -- disable all known-insecure features";
-      #
-      #   # -- Options --
-      #   reruns = mkOption {
-      #     type = ints.unsigned;
-      #     default = 0;
-      #     example = 2;
-      #     description = "Rerun the TeX engine exactly this many times after the first";
-      #   };
-      #
-      #   bundle = mkOption {
-      #     type = str;
-      #     default = "";
-      #     description = "Use this directory or Zip-format bundle file to find resource files instead of the default";
-      #   };
-      #
-      #   webBundle = mkOption {
-      #     type = str;
-      #     default = "";
-      #     description = "Use this URL to find resource files instead of the default";
-      #   };
-      #
-      #   outfmt = mkOption {
-      #     type = enum [
-      #       "pdf"
-      #       "html"
-      #       "xdv"
-      #       "aux"
-      #       "fmt"
-      #       ""
-      #     ];
-      #     default = "";
-      #     description = "The kind of output to generate";
-      #   };
-      #
-      #   hidePaths = mkOption {
-      #     type = listOf str;
-      #     default = [];
-      #     example = [
-      #       "./secrets.tex"
-      #       "./passwords.tex"
-      #     ];
-      #     description = "Tell the engine that no file at <hide_path> exists, if it tries to read it.";
-      #   };
-      #
-      #   format = mkOption {
-      #     type = str;
-      #     default = "";
-      #     description = "The name of the \"format\" file used to initialize the TeX engine";
-      #   };
-      #
-      #   color = mkOption {
-      #     type = enum [
-      #       "always"
-      #       "auto"
-      #       "never"
-      #       ""
-      #     ];
-      #     default = "";
-      #     example = "always";
-      #     description = "Enable/disable colorful log output";
-      #   };
-      #
-      #   extraOptions = {
-      #     type = listOf str;
-      #     default = [];
-      #     description = ''
-      #       Add extra command line options to include in the tectonic build command.
-      #       Extra options added here will not overwrite the options set in as nvf options.
-      #     '';
-      #   };
-      # };
-
-      # # Moved
-      # custom = {
-      #   enable = mkEnableDefaultOption false "Whether to enable using a custom build package";
-      #   package = mkOption {
-      #     type = package;
-      #     default = pkgs.tectonic;
-      #     description = "build/compiler package";
-      #   };
-      #   executable = mkOption {
-      #     type = str;
-      #     default = "tectonic";
-      #     description = "The executable name from the build package that will be used to build/compile the tex.";
-      #   };
-      #   args = mkOption {
-      #     type = listOf str;
-      #     default = [
-      #       "-X"
-      #       "compile"
-      #       "%f"
-      #       "--synctex"
-      #       "--keep-logs"
-      #       "--keep-intermediates"
-      #     ];
-      #     description = ''
-      #       Defines additional arguments that are passed to the configured LaTeX build tool.
-      #       Note that flags and their arguments need to be separate elements in this array.
-      #       To pass the arguments -foo bar to a build tool, args needs to be ["-foo" "bar"].
-      #       The placeholder `%f` will be replaced by the server.
-      #
-      #       Placeholders:
-      #         - `%f`: The path of the TeX file to compile.
-      #     '';
-      #   };
-      # };
-
-      # forwardSearchAfter = mkOption {
-      #   type = bool;
-      #   default = false;
-      #   description = "Set this property to true if you want to execute a forward search after a build.";
-      # };
-      # onSave = mkOption {
-      #   type = bool;
-      #   default = false;
-      #   description = "Set this property to true if you want to compile the project after saving a file.";
-      # };
-      # useFileList = mkOption {
-      #   type = bool;
-      #   default = false;
-      #   description = ''
-      #     When set to true, the server will use the .fls files produced by the TeX engine as an additional input for the project detection.
-      #
-      #     Note that enabling this property might have an impact on performance.
-      #   '';
-      # };
-      # auxDirectory = mkOption {
-      #   type = str;
-      #   default = ".";
-      #   description = ''
-      #     When not using latexmk, provides a way to define the directory containing the .aux files.
-      #     Note that you need to set the aux directory in latex.build.args too.
-      #
-      #     When using a latexmkrc file, texlab will automatically infer the correct setting.
-      #   '';
-      # };
-      # logDirectory = mkOption {
-      #   type = str;
-      #   default = ".";
-      #   description = ''
-      #     When not using latexmk, provides a way to define the directory containing the build log files.
-      #     Note that you need to change the output directory in your build arguments too.
-      #
-      #     When using a latexmkrc file, texlab will automatically infer the correct setting.
-      #   '';
-      # };
-      # pdfDirectory = mkOption {
-      #   type = str;
-      #   default = ".";
-      #   description = ''
-      #     When not using latexmk, provides a way to define the directory containing the output files.
-      #     Note that you need to set the output directory in latex.build.args too.
-      #
-      #     When using a latexmkrc file, texlab will automatically infer the correct setting.
-      #   '';
-      # };
-      # filename = mkOption {
-      #   type = str;
-      #   default = "";
-      #   description = ''
-      #     Allows overriding the default file name of the build artifact. This setting is used to find the correct PDF file to open during forward search.
-      #   '';
-      # };
-    # };
-
     forwardSearch = {
       enable = mkOption {
         type = bool;
@@ -442,42 +162,8 @@ in {
 
       # -- Build --
       buildConfig = let
-        # This function will sort through the builder options of ...texlab.build and count how many
-        # builders have been enabled and get the attrs of the last enabled builder.
-        # getBuilder = {
-        #   enabledBuildersCount ? 0,
-        #   enabledBuilderName ? "",
-        #   index ? 0,
-        #   builderNamesList ? (
-        #     filter (
-        #       x: let
-        #         y = cfg.build.builders.${x};
-        #       in (isAttrs y && hasAttr "enable" y)
-        #     ) (attrNames cfg.build.builders)
-        #   ),
-        # }: let
-        #   currentBuilderName = elemAt builderNamesList index;
-        #   currentBuilder = tl.build.${currentBuilderName};
-        #   nextIndex = index + 1;
-        #   currentState = {
-        #     enabledBuildersCount =
-        #       if currentBuilder.enable
-        #       then enabledBuildersCount + 1
-        #       else enabledBuildersCount;
-        #     enabledBuilderName =
-        #       if currentBuilder.enable
-        #       then currentBuilderName
-        #       else enabledBuilderName;
-        #   };
-        # in
-        #   if length builderNamesList > nextIndex
-        #   then
-        #     getBuilder ({
-        #         inherit builderNamesList;
-        #         index = nextIndex;
-        #       }
-        #       // currentState)
-        #   else currentState;
+        # This function will sort through the builder options and count how many
+        # builders have been enabled.
         getEnabledBuildersCount = {
           enabledBuildersCount ? 0,
           index ? 0,
@@ -500,15 +186,13 @@ in {
           if length builderNamesList > nextIndex
           then
             getEnabledBuildersCount {
-                inherit builderNamesList;
-                enabledBuildersCount = newEnabledBuildersCount;
-                index = nextIndex;
-              }
+              inherit builderNamesList;
+              enabledBuildersCount = newEnabledBuildersCount;
+              index = nextIndex;
+            }
           else newEnabledBuildersCount;
 
         enabledBuildersCount = getEnabledBuildersCount {};
-        # builder = tl.build.${getBuilderResults.enabledBuilderName};
-        # builderArgs = collateArgs.lsp.texlab.build.${getBuilderResults.enabledBuilderName} tl.build;
       in
         if enabledBuildersCount == 0
         then ""