diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 1c5cef95a66b..b8ff798f2f3d 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -4222,6 +4222,14 @@
     githubId = 39825;
     name = "Dominik Honnef";
   };
+  donovanglover = {
+    github = "donovanglover";
+    githubId = 2374245;
+    name = "Donovan Glover";
+    keys = [{
+      fingerprint = "EE7D 158E F9E7 660E 0C33  86B2 8FC5 F7D9 0A5D 8F4D";
+    }];
+  };
   doriath = {
     email = "tomasz.zurkowski@gmail.com";
     github = "doriath";
diff --git a/pkgs/development/tools/language-servers/crystalline/default.nix b/pkgs/development/tools/language-servers/crystalline/default.nix
new file mode 100644
index 000000000000..8de4ae808779
--- /dev/null
+++ b/pkgs/development/tools/language-servers/crystalline/default.nix
@@ -0,0 +1,48 @@
+{ lib
+, crystal
+, fetchFromGitHub
+, llvmPackages
+, openssl
+, makeWrapper
+}:
+
+let
+  version = "0.9.0";
+in
+crystal.buildCrystalPackage {
+  pname = "crystalline";
+  inherit version;
+
+  src = fetchFromGitHub {
+    owner = "elbywan";
+    repo = "crystalline";
+    rev = "v${version}";
+    sha256 = "sha256-kx3rdGqIbrOaHY7V3uXLqIFEYzzsMKzNwZ6Neq8zM3c=";
+  };
+
+  format = "crystal";
+  shardsFile = ./shards.nix;
+
+  nativeBuildInputs = [ llvmPackages.llvm openssl makeWrapper ];
+
+  doCheck = false;
+  doInstallCheck = false;
+
+  crystalBinaries.crystalline = {
+    src = "src/crystalline.cr";
+    options = [ "--release" "--no-debug" "--progress" "-Dpreview_mt" ];
+  };
+
+  postInstall = ''
+    wrapProgram "$out/bin/crystalline" --prefix PATH : '${
+      lib.makeBinPath [llvmPackages.llvm.dev]
+    }'
+  '';
+
+  meta = with lib; {
+    description = "A Language Server Protocol implementation for Crystal";
+    homepage = "https://github.com/elbywan/crystalline";
+    license = licenses.mit;
+    maintainers = with maintainers; [ donovanglover ];
+  };
+}
diff --git a/pkgs/development/tools/language-servers/crystalline/shards.nix b/pkgs/development/tools/language-servers/crystalline/shards.nix
new file mode 100644
index 000000000000..2e53527fd0b8
--- /dev/null
+++ b/pkgs/development/tools/language-servers/crystalline/shards.nix
@@ -0,0 +1,27 @@
+{
+  bisect = {
+    url = "https://github.com/spider-gazelle/bisect.git";
+    rev = "v1.2.1";
+    sha256 = "1ddz7fag1l65m6g0vw6xa96yv00rdwjj2z69k26rvyz37qk9ccqg";
+  };
+  lsp = {
+    url = "https://github.com/elbywan/crystal-lsp.git";
+    rev = "v0.1.2";
+    sha256 = "0knw8xaq3ssyb34w77a390j79m4w6bks5hlwr8m8fci2gq9a0r6z";
+  };
+  priority-queue = {
+    url = "https://github.com/spider-gazelle/priority-queue.git";
+    rev = "v1.0.1";
+    sha256 = "1rkppd8win4yalxcvsxikqcq6sw0npdqjajqbj57m78bzlxpyjv6";
+  };
+  sentry = {
+    url = "https://github.com/samueleaton/sentry.git";
+    rev = "e448ce83486f99ef016c311e10ec0cac805cded3";
+    sha256 = "13yp7805xpd605jpfpb3srqb0psy25w7n6x9mpkcyvzhqmpnpfyq";
+  };
+  version_from_shard = {
+    url = "https://github.com/hugopl/version_from_shard.git";
+    rev = "v1.2.5";
+    sha256 = "0xizj0q4rd541rwjbx04cjifc2gfx4l5v6q2y7gmd0ndjmkgb8ik";
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0c3be6463d55..dca5e1cfc138 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15048,6 +15048,10 @@ with pkgs;
 
   crystal2nix = callPackage ../development/compilers/crystal2nix { };
 
+  crystalline = callPackage ../development/tools/language-servers/crystalline {
+    llvmPackages = llvmPackages_15;
+  };
+
   icr = callPackage ../development/tools/icr { };
 
   scry = callPackage ../development/tools/scry { crystal = crystal_1_2; };