diff --git a/.gitignore b/.gitignore
index 9a937f0..36e0153 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,8 @@ out/
 
 # Local tool distributions
 .tooling/
+
+# Node workspace artifacts
+node_modules/
+packages/*/node_modules/
+packages/*/dist/
diff --git a/README.md b/README.md
index 4de51da..61c98ce 100644
--- a/README.md
+++ b/README.md
@@ -105,6 +105,15 @@ Requirements:
 - Java 17+
 - Gradle 8+
 
+## Node Adapter Status
+
+Node.js adapter work is tracked in issue `#106` and lives under `packages/memory-server`.
+
+Current state:
+- package scaffold exists (`@jongodb/memory-server`)
+- runtime process manager is in progress (`#108`)
+- Jest/Vitest helpers and compatibility smoke suites are planned (`#109`, `#110`)
+
 ## Transaction Contract (Current)
 
 Supported in current scope:
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..0c7b2eb
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,57 @@
+{
+  "name": "jongodb-workspace",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "jongodb-workspace",
+      "workspaces": [
+        "packages/*"
+      ]
+    },
+    "node_modules/@jongodb/memory-server": {
+      "resolved": "packages/memory-server",
+      "link": true
+    },
+    "node_modules/@types/node": {
+      "version": "20.19.33",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.33.tgz",
+      "integrity": "sha512-Rs1bVAIdBs5gbTIKza/tgpMuG1k3U/UMJLWecIMxNdJFDMzcM5LOiLVRYh3PilWEYDIeUDv7bpiHPLPsbydGcw==",
+      "dev": true,
+      "dependencies": {
+        "undici-types": "~6.21.0"
+      }
+    },
+    "node_modules/typescript": {
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "dev": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=14.17"
+      }
+    },
+    "node_modules/undici-types": {
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "dev": true
+    },
+    "packages/memory-server": {
+      "name": "@jongodb/memory-server",
+      "version": "0.0.0-development",
+      "license": "Apache-2.0",
+      "devDependencies": {
+        "@types/node": "^20.17.57",
+        "typescript": "^5.9.2"
+      },
+      "engines": {
+        "node": ">=20"
+      }
+    }
+  }
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..c10fd1f
--- /dev/null
+++ b/package.json
@@ -0,0 +1,13 @@
+{
+  "name": "jongodb-workspace",
+  "private": true,
+  "description": "Workspace scripts for jongodb Node adapter packages.",
+  "workspaces": [
+    "packages/*"
+  ],
+  "scripts": {
+    "node:build": "npm run --workspace @jongodb/memory-server build",
+    "node:test": "npm run --workspace @jongodb/memory-server test",
+    "node:typecheck": "npm run --workspace @jongodb/memory-server typecheck"
+  }
+}
diff --git a/packages/memory-server/README.md b/packages/memory-server/README.md
new file mode 100644
index 0000000..d4a39f9
--- /dev/null
+++ b/packages/memory-server/README.md
@@ -0,0 +1,18 @@
+# @jongodb/memory-server
+
+Node.js adapter package for starting a `jongodb` test server and obtaining a MongoDB URI.
+
+Current status:
+- package scaffold is in place
+- runtime process manager is tracked in issue `#108`
+
+## Local Commands
+
+From repository root:
+
+```bash
+npm ci
+npm run node:build
+npm run node:typecheck
+npm run node:test
+```
diff --git a/packages/memory-server/package.json b/packages/memory-server/package.json
new file mode 100644
index 0000000..0cf877b
--- /dev/null
+++ b/packages/memory-server/package.json
@@ -0,0 +1,34 @@
+{
+  "name": "@jongodb/memory-server",
+  "version": "0.0.0-development",
+  "description": "Node.js launcher for jongodb in-memory server",
+  "keywords": [
+    "mongodb",
+    "mongodb-memory-server",
+    "jongodb",
+    "integration-test",
+    "jest",
+    "vitest"
+  ],
+  "license": "Apache-2.0",
+  "type": "module",
+  "main": "./dist/index.js",
+  "types": "./dist/index.d.ts",
+  "files": [
+    "dist"
+  ],
+  "engines": {
+    "node": ">=20"
+  },
+  "scripts": {
+    "build": "tsc -p tsconfig.json",
+    "clean": "rm -rf dist",
+    "typecheck": "tsc -p tsconfig.json --noEmit",
+    "pretest": "npm run build",
+    "test": "node --test dist/test/*.test.js"
+  },
+  "devDependencies": {
+    "@types/node": "^20.17.57",
+    "typescript": "^5.9.2"
+  }
+}
diff --git a/packages/memory-server/src/index.ts b/packages/memory-server/src/index.ts
new file mode 100644
index 0000000..31acc6c
--- /dev/null
+++ b/packages/memory-server/src/index.ts
@@ -0,0 +1,28 @@
+export interface JongodbMemoryServerOptions {
+  host?: string;
+  port?: number;
+  databaseName?: string;
+  startupTimeoutMs?: number;
+  logLevel?: "silent" | "info" | "debug";
+}
+
+export interface JongodbMemoryServer {
+  readonly uri: string;
+  stop(): Promise<void>;
+}
+
+function notImplementedError(): Error {
+  return new Error(
+    "Runtime process manager is not implemented yet. Track progress in issue #108."
+  );
+}
+
+/**
+ * Starts a local jongodb-backed MongoDB-compatible endpoint for tests.
+ * Runtime process lifecycle is implemented in issue #108.
+ */
+export async function startJongodbMemoryServer(
+  _options: JongodbMemoryServerOptions = {}
+): Promise<JongodbMemoryServer> {
+  throw notImplementedError();
+}
diff --git a/packages/memory-server/src/test/scaffold.test.ts b/packages/memory-server/src/test/scaffold.test.ts
new file mode 100644
index 0000000..cf0fcbc
--- /dev/null
+++ b/packages/memory-server/src/test/scaffold.test.ts
@@ -0,0 +1,10 @@
+import { test } from "node:test";
+import assert from "node:assert/strict";
+
+import { startJongodbMemoryServer } from "../index.js";
+
+test("startJongodbMemoryServer is scaffolded and explicitly not implemented", async () => {
+  await assert.rejects(async () => {
+    await startJongodbMemoryServer();
+  }, /not implemented/i);
+});
diff --git a/packages/memory-server/tsconfig.json b/packages/memory-server/tsconfig.json
new file mode 100644
index 0000000..0753a87
--- /dev/null
+++ b/packages/memory-server/tsconfig.json
@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "declaration": true,
+    "declarationMap": true,
+    "strict": true,
+    "rootDir": "src",
+    "outDir": "dist",
+    "types": [
+      "node"
+    ],
+    "skipLibCheck": true
+  },
+  "include": [
+    "src/**/*.ts"
+  ]
+}