diff --git a/configuration.nix b/configuration.nix
index 256f0b51..750862af 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -31,6 +31,7 @@ isMaximal: {
       lspSignature.enable = !isMaximal; # conflicts with blink in maximal
       otter-nvim.enable = isMaximal;
       nvim-docs-view.enable = isMaximal;
+      harper-ls.enable = isMaximal;
     };
 
     debugger = {
diff --git a/docs/release-notes/rl-0.8.md b/docs/release-notes/rl-0.8.md
index 78009b5f..f047d72b 100644
--- a/docs/release-notes/rl-0.8.md
+++ b/docs/release-notes/rl-0.8.md
@@ -528,6 +528,12 @@
 
 - Fixed `typescript` treesitter grammar not being included by default.
 
+[gmvar](https://github.com/gmvar):
+
+[harper-ls]: https://github.com/Automattic/harper
+
+- Add [harper-ls] to the `vim.lsp` module.
+
 [derethil](https://github.com/derethil):
 
 - Fix `vim.lazy.plugins.<name>.enabled` Lua evaluation.
diff --git a/modules/plugins/lsp/default.nix b/modules/plugins/lsp/default.nix
index eb694583..ed20685d 100644
--- a/modules/plugins/lsp/default.nix
+++ b/modules/plugins/lsp/default.nix
@@ -7,6 +7,7 @@
     ./lspconfig
     ./lspsaga
     ./null-ls
+    ./harper-ls
 
     # lsp plugins
     ./lspsaga
diff --git a/modules/plugins/lsp/harper-ls/config.nix b/modules/plugins/lsp/harper-ls/config.nix
new file mode 100644
index 00000000..d6e27bfc
--- /dev/null
+++ b/modules/plugins/lsp/harper-ls/config.nix
@@ -0,0 +1,19 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  inherit (lib.modules) mkIf;
+  inherit (lib.meta) getExe;
+
+  cfg = config.vim.lsp;
+in {
+  config = mkIf (cfg.enable && cfg.harper-ls.enable) {
+    vim.lsp.servers.harper-ls = {
+      root_markers = [".git"];
+      cmd = [(getExe pkgs.harper) "--stdio"];
+      settings = {harper-ls = cfg.harper-ls.settings;};
+    };
+  };
+}
diff --git a/modules/plugins/lsp/harper-ls/default.nix b/modules/plugins/lsp/harper-ls/default.nix
new file mode 100644
index 00000000..9b4b3ec7
--- /dev/null
+++ b/modules/plugins/lsp/harper-ls/default.nix
@@ -0,0 +1,6 @@
+{
+  imports = [
+    ./harper-ls.nix
+    ./config.nix
+  ];
+}
diff --git a/modules/plugins/lsp/harper-ls/harper-ls.nix b/modules/plugins/lsp/harper-ls/harper-ls.nix
new file mode 100644
index 00000000..9fab45fe
--- /dev/null
+++ b/modules/plugins/lsp/harper-ls/harper-ls.nix
@@ -0,0 +1,35 @@
+{lib, ...}: let
+  inherit (lib.options) mkOption mkEnableOption;
+  inherit (lib.types) anything attrsOf;
+in {
+  options.vim.lsp.harper-ls = {
+    enable = mkEnableOption "Harper grammar checking LSP";
+    settings = mkOption {
+      type = attrsOf anything;
+      default = {};
+      example = {
+        userDictPath = "";
+        workspaceDictPath = "";
+        fileDictPath = "";
+        linters = {
+          BoringWords = true;
+          PossessiveNoun = true;
+          SentenceCapitalization = false;
+          SpellCheck = false;
+        };
+        codeActions = {
+          ForceStable = false;
+        };
+        markdown = {
+          IgnoreLinkTitle = false;
+        };
+        diagnosticSeverity = "hint";
+        isolateEnglish = false;
+        dialect = "American";
+        maxFileLength = 120000;
+        ignoredLintsPath = {};
+      };
+      description = "Settings to pass to harper-ls";
+    };
+  };
+}