update

README.md

@@ -22,6 +22,7 @@ This repository provides Nix derivations for MCP (Model Context Protocol) server
 | pdf-reader-mcp                   | Production‑ready PDF processing with parallel processing             | TypeScript |
 | rust-research-mcp                | Accumulate and organize academic knowledge                           | Rust       |
 | simple-web-search-mcp            | Zero-config web search and page reading for LLMs                     | TypeScript |
+| mcp-searxng                      | Privacy-respecting web search and URL reading via SearXNG            | TypeScript |
 | transmission-mcp                 | MCP server for the Transmission BitTorrent client                    | Python     |
 | sabnzbd-mcp                      | MCP server for SABnzbd download management                          | Python     |
 | jellyfin-mcp                     | MCP server for Jellyfin — search, playback, metadata, admin          | Go         |

flake.lock

@@ -18,24 +18,7 @@
     },
     "root": {
       "inputs": {
-        "nixpkgs": "nixpkgs",
+        "nixpkgs": "nixpkgs"
-        "rust-nixpkgs": "rust-nixpkgs"
-      }
-    },
-    "rust-nixpkgs": {
-      "locked": {
-        "lastModified": 1786599213,
-        "narHash": "sha256-yNJd40f11EzXBjSByCB7IPpeFFAdeoSKKM67dGkfFoU=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "0e251e24a4f24e036a084b6b4b2d2491af4167f4",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "0e251e24a4f24e036a084b6b4b2d2491af4167f4",
-        "type": "github"
       }
     }
   },

flake.nix

@@ -60,6 +60,7 @@
             packages = builtins.attrValues mcpPackages ++ [ pkgs.mcp-nixos pkgs.git ];
             shellHook = ''
               export SEARXNG_BASE_URL="https://search.bueso.eu"
+              export SEARXNG_URL="https://search.bueso.eu"
             '';
           };
         }

opencode.json

@@ -39,6 +39,14 @@
       "command": ["simple-web-search-mcp"],
       "enabled": true
     },
+    "mcp-searxng": {
+      "type": "local",
+      "command": ["mcp-searxng"],
+      "enabled": true,
+      "environment": {
+        "SEARXNG_URL": "https://search.bueso.eu"
+      }
+    },
     "rust-research": {
       "type": "local",
       "command": ["rust-research-mcp"],
@@ -96,6 +104,11 @@
       "type": "local",
       "command": ["mcp-score", "serve"],
       "enabled": true
+    },
+    "docx": {
+      "type": "local",
+      "command": ["docx-mcp"],
+      "enabled": true
     }
   }
 }

packages/applemusic-mcp/package.nix

@@ -6,14 +6,14 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "applemusic-mcp";
-  version = "0.18.3";
+  version = "0.20.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "epheterson";
     repo = "applemusic-mcp";
     rev = "v${version}";
-    hash = "sha256-VHW7ct824hW+Gv3x6tMDGnvx3Hj/0ZDqGjc7yQOaf7U=";
+    hash = "sha256-T956sblq/4TrAXkY4cwIFDPW6a2bjzyeyRyejYB4ARc=";
   };
 
   build-system = with python3Packages; [

packages/default.nix

@@ -30,5 +30,6 @@
   slskd-mcp = pkgs.callPackage ./slskd-mcp/package.nix { };
   yarr = pkgs.callPackage ./yarr/package.nix { };
   pdf-mcp = pkgs.callPackage ./pdf-mcp/package.nix { };
+  mcp-searxng = pkgs.callPackage ./mcp-searxng/package.nix { };
   # example-mcp-server = pkgs.callPackage ./example-mcp-server/package.nix { };
 }

packages/duckduckgo-mcp-server/package.nix

@@ -6,14 +6,14 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "duckduckgo-mcp-server";
-  version = "0.4.0";
+  version = "0.6.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "nickclyde";
     repo = "duckduckgo-mcp-server";
     rev = "v${version}";
-    hash = "sha256-g1mpBrhuCt3g/XnUfHoY8lJDMizINypikj8Lqk2LVuE=";
+    hash = "sha256-X99edQE4317/WEadi/QQnLZHpWCMBW2ipa8am4lfO2Q=";
   };
 
   build-system = [ python3Packages.hatchling ];
@@ -21,6 +21,7 @@ python3Packages.buildPythonApplication rec {
   dependencies = with python3Packages; [
     beautifulsoup4
     httpx
+    httpcore
     mcp
   ];
 

packages/kindly-web-search-mcp-server/package.nix

@@ -71,14 +71,14 @@ let
 in
 python313Packages.buildPythonApplication rec {
   pname = "kindly-web-search-mcp-server";
-  version = "0.1.8-unstable";
+  version = "0.1.9-unstable";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Shelpuk-AI-Technology-Consulting";
     repo = "kindly-web-search-mcp-server";
-    rev = "2b76afb37bf311facbde6750d0a0c0cbdfb8fec2";
+    rev = "52a4e480d8041f8d4f388cee1ddecbd8e1ab01c7";
-    hash = "sha256-90QHr2FPiMSwKXmjlZ2W9NIQvj3LDXzYIq6m/Z+sJMw=";
+    hash = "sha256-Mf3PMUic3XiNkiABRy6DrEhoGwcqq/xThU4ROO4S8dY=";
   };
 
   build-system = with python313Packages; [
@@ -95,10 +95,18 @@ python313Packages.buildPythonApplication rec {
     pymupdf
     fastmcp
     trafilatura
+    starlette
+    uvicorn
   ];
 
   nativeBuildInputs = [ makeWrapper ];
 
+  # Upstream pins floors newer than nixpkgs currently ships (starlette 1.6,
+  # pydantic 2.13, beautifulsoup4 4.15, trafilatura 2.2, ...). The APIs this
+  # server actually uses are present in the nixpkgs versions, so the strict
+  # runtime-deps floor check is skipped here.
+  dontCheckRuntimeDeps = true;
+
   # Wrap with Chromium path for headless browser content extraction
   postInstall = ''
     wrapProgram $out/bin/kindly-web-search-mcp-server \

packages/mcp-email-server/package.nix

@@ -6,14 +6,14 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "mcp-email-server";
-  version = "1.4.1";
+  version = "1.9.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Wh1isper";
     repo = "mcp-email-server";
-    rev = "a1668a912db08373cc109b7482363129c75fd646";
+    rev = "1.9.1";
-    hash = "sha256-Zt+198bQMthp6Mxmmsd7eTh9iybqOXWuVqLylzfUiIg=";
+    hash = "sha256-FGjpRkVOFLkqY45Wl1lBuSWZvUnkyESZPeAB+d+1KYw=";
   };
 
   build-system = with python3Packages; [

packages/mcp-score/package.nix

@@ -6,10 +6,10 @@
 }:
 
 let
-  # music21 is not in nixpkgs; vendor it (upstream mcp-score pins >=9.0,<10)
+  # music21 is not in nixpkgs; vendor it (upstream mcp-score pins >=10.5,<11)
   music21 = python313Packages.buildPythonPackage rec {
     pname = "music21";
-    version = "9.9.2";
+    version = "10.5.0";
     format = "wheel";
 
     src = fetchPypi {
@@ -17,7 +17,7 @@ let
       format = "wheel";
       dist = "py3";
       python = "py3";
-      hash = "sha256-ZIAQq40TKNCxB0bO8UV+hLEidM0xYkgifpbSHielGMo=";
+      hash = "sha256-mSTv9fv1hJDmfL87eKWLpTBA53woGTDTVK8yp0fpRgY=";
     };
 
     propagatedBuildInputs = with python313Packages; [
@@ -50,8 +50,8 @@ python313Packages.buildPythonApplication rec {
   src = fetchFromGitHub {
     owner = "tskovlund";
     repo = "mcp-score";
-    rev = "3ff9d4b6504fcee5032c44fdcf7dc1d7a21a4b5d";
+    rev = "b2155a59119103c39a37f14166d0d6920e564c76";
-    hash = "sha256-zrpvzxi8AbF5/etuvMZLni4HSFBYGRe55rpKJJEAg60=";
+    hash = "sha256-XYZjGa7pWaVmZ4dF/vOLkrYjSjNXP/148DQjujMdvIU=";
   };
 
   build-system = with python313Packages; [

packages/mcp-searxng/package.nix

@@ -0,0 +1,32 @@
+{
+  lib,
+  buildNpmPackage,
+  fetchzip,
+}:
+
+buildNpmPackage rec {
+  pname = "mcp-searxng";
+  version = "2.4.0";
+
+  src = fetchzip {
+    url = "https://registry.npmjs.org/mcp-searxng/-/mcp-searxng-${version}.tgz";
+    hash = "sha256-WB1p3+IDPpRzXh1WSFbWA3ezX8Ih2FsZlV3D3od/v1A=";
+  };
+
+  npmDepsHash = "sha256-srchzmiehwh4wOzhXfDbHiT7t4i8FPRSlakdUGIF/Ks=";
+
+  postPatch = ''
+    cp ${./package-lock.json} package-lock.json
+  '';
+
+  # dist/ is already built in the npm tarball
+  dontNpmBuild = true;
+
+  meta = with lib; {
+    description = "MCP server integrating SearXNG for privacy-respecting web search and URL reading";
+    homepage = "https://github.com/ihor-sokoliuk/mcp-searxng";
+    license = licenses.mit;
+    mainProgram = pname;
+    platforms = platforms.all;
+  };
+}

packages/n8n-mcp/package.nix

@@ -8,14 +8,14 @@
 
 buildNpmPackage rec {
   pname = "n8n-mcp";
-  version = "2.35.1";
+  version = "2.87.0";
 
   src = fetchzip {
     url = "https://registry.npmjs.org/${pname}/-/${pname}-${version}.tgz";
-    hash = "sha256-CWHH1ACcMCWkLahV5fTO0/k5OtfVUKNldHseDP8EfEk=";
+    hash = "sha256-YEINthnVgy5nc0KPPHWhXBiiA5vR/ThKqie9lJ6d3co=";
   };
 
-  npmDepsHash = "sha256-x9ziuYxZPQMqkB2HA4HmGkpge7NGp9t4t4aNTi0XXn4=";
+  npmDepsHash = "sha256-oy3aR16bTuyztbY3rgTo2z66/4kCk2BNE4BLZjhtki8=";
 
   postPatch = ''
     cp ${./package-lock.json} package-lock.json

packages/navidrome-mcp/package.nix

@@ -6,11 +6,11 @@
 
 buildNpmPackage rec {
   pname = "navidrome-mcp";
-  version = "2.2.0";
+  version = "2.3.0";
 
   src = fetchzip {
     url = "https://registry.npmjs.org/${pname}/-/${pname}-${version}.tgz";
-    hash = "sha256-1wZyM0GJUrQfzBK1tWqqIcVk90KUv/9wt2ZpRobQp/A=";
+    hash = "sha256-npUgzJpB0DaFuzU/1SuOIOVvd2gqZtb1Kos7NC8/Pd4=";
   };
 
   npmDepsHash = "sha256-58OZ4qVfeN+0LVzcSJQHQqiY66gPSGWI6ht/4fMp0oQ=";

packages/nextcloud-mcp-server/package.nix

@@ -132,14 +132,14 @@ let
 in
 python3Packages.buildPythonApplication rec {
   pname = "nextcloud-mcp-server";
-  version = "0.173.0";
+  version = "0.184.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "cbcoutinho";
     repo = "nextcloud-mcp-server";
     rev = "v${version}";
-    hash = "sha256-wN0LUoKD4qR00H1eTeIHEoAmSEC7YY+sQ2HtY6oerjE=";
+    hash = "sha256-IfICpyuSZRZBwAmZ6onWTT39Gc6oFYzTdtEZqawGZC4=";
   };
 
   build-system = [ python3Packages.uv-build ];

packages/pdf-reader-mcp/package.nix

@@ -2,24 +2,33 @@
   lib,
   buildNpmPackage,
   fetchzip,
+  autoPatchelfHook,
+  stdenv,
 }:
 
 buildNpmPackage rec {
   pname = "pdf-reader-mcp";
-  version = "2.3.0";
+  version = "4.1.3";
 
   src = fetchzip {
     url = "https://registry.npmjs.org/@sylphx/pdf-reader-mcp/-/pdf-reader-mcp-${version}.tgz";
-    hash = "sha256-nLtTYE5pSLigAQqsWx3TvntOign30vUJ4jaCDScm9oY=";
+    hash = "sha256-oxEL7lwEJdhPoA4p/HiQeMp9TP7al1z2KpiPTUPqn6c=";
   };
 
-  npmDepsHash = "sha256-Z+C1pGJb1gCUR4qlM9ZSjhevqWPdCOVhL631GFaehbc=";
+  npmDepsHash = "sha256-3XohzskNUMGkIgZvQie9DA8DfHxJZGD86n+uVZPxMdg=";
+
+  # The runtime launcher spawns a prebuilt Rust binary shipped in the matching
+  # optional platform package. On Linux it is dynamically linked against glibc,
+  # so its interpreter and RPATH must be patched for NixOS.
+  nativeBuildInputs = lib.optional stdenv.isLinux autoPatchelfHook;
+
+  buildInputs = lib.optional stdenv.isLinux stdenv.cc.cc.lib;
 
   postPatch = ''
     cp ${./package-lock.json} package-lock.json
   '';
 
-  # dist/ is already built in the npm tarball
+  # dist/ and the native Rust binary ship prebuilt; there is no build step.
   dontNpmBuild = true;
 
   meta = with lib; {

packages/transmission-mcp/package.nix

@@ -6,13 +6,13 @@
 
 let
   wheel = fetchurl {
-    url = "https://files.pythonhosted.org/packages/6b/9c/dc73804f0f62208d59794080d009fb86b7ac6e9d4b5ad452791355dcfb51/transmission_mcp-1.0.1-py3-none-any.whl";
+    url = "https://files.pythonhosted.org/packages/7e/81/fb2a2f2073d22b0a18c4c96b9c9ff386c3d0b49b6263097bf646d8b72800/transmission_mcp-1.1.0-py3-none-any.whl";
-    hash = "sha256-1TKb75iNKgMqw0YVZ+rDEac4IyCuj94y1OMzqQROCrI=";
+    hash = "sha256-J22L3lY+XVdLdZeu8KuFdly0BkFUoAbX4GE/9a5kKSU=";
   };
 in
 python3Packages.buildPythonApplication rec {
   pname = "transmission-mcp";
-  version = "1.0.1";
+  version = "1.1.0";
   format = "wheel";
 
   src = wheel;

packages/zotero-mcp/package.nix

@@ -10,7 +10,7 @@ let
   # Internal dependency: pyzotero (not in nixpkgs)
   pyzotero = python3Packages.buildPythonPackage rec {
     pname = "pyzotero";
-    version = "1.13.5";
+    version = "1.14.0";
     format = "wheel";
 
     src = fetchPypi {
@@ -18,7 +18,7 @@ let
       format = "wheel";
       dist = "py3";
       python = "py3";
-      hash = "sha256-KoHXv+ix6kRzvLUPOPBeAeAJaO/3bBxHi1PwUa5rDcg=";
+      hash = "sha256-OUoU8HTEFwVfzqopcLWUzpJaYJTJ09zIpzTgdCbs9BU=";
     };
 
     propagatedBuildInputs = with python3Packages; [
@@ -62,21 +62,21 @@ let
 in
 python3Packages.buildPythonApplication rec {
   pname = "zotero-mcp";
-  version = "0.9.1";
+  version = "0.13.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "54yyyu";
     repo = "zotero-mcp";
     rev = "v${version}";
-    hash = "sha256-1A4aKGLFUmY+abLKhxmnSd3KaJtC8onda4/MkjrybIg=";
+    hash = "sha256-xL54SbaAczkwk4tkan+wVVTv9ACKIC6hcAADI2GTnxk=";
   };
 
   build-system = with python3Packages; [
     hatchling
   ];
 
-  # Core dependencies (from pyproject.toml v0.9.1)
+  # Core dependencies (from pyproject.toml v0.13.0)
   dependencies = with python3Packages; [
     pyzotero
     python-dotenv