diff --git a/package.json b/package.json
index 088d7f25da74f..e15fe322045f2 100644
--- a/package.json
+++ b/package.json
@@ -62,8 +62,9 @@
     "rebuild:electron:debug": "DEBUG=electron-rebuild && yarn rebuild:electron",
     "watch": "lerna run watch --scope \"@theia/!(example-)*\" --parallel",
     "publish": "yarn && yarn test && yarn publish:latest",
-    "publish:latest": "lerna publish --registry=https://registry.npmjs.org/ --skip-git --force-publish",
-    "publish:next": "lerna publish --registry=https://registry.npmjs.org/ --exact --canary=next --npm-tag=next --force-publish --skip-git --yes"
+    "publish:latest": "lerna publish --registry=https://registry.npmjs.org/ --skip-git --force-publish && yarn publish:check",
+    "publish:next": "lerna publish --registry=https://registry.npmjs.org/ --exact --canary=next --npm-tag=next --force-publish --skip-git --yes && yarn publish:check",
+    "publish:check": "node scripts/check-publish.js"
   },
   "workspaces": [
     "dev-packages/*",
diff --git a/scripts/check-publish.js b/scripts/check-publish.js
new file mode 100644
index 0000000000000..9d9cd529cc693
--- /dev/null
+++ b/scripts/check-publish.js
@@ -0,0 +1,39 @@
+/********************************************************************************
+ * Copyright (c) 2019 TypeFox and others
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0.
+ *
+ * This Source Code may also be made available under the following Secondary
+ * Licenses when the conditions for such availability set forth in the Eclipse
+ * Public License v. 2.0 are satisfied: GNU General Public License, version 2
+ * with the GNU Classpath Exception which is available at
+ * https://www.gnu.org/software/classpath/license.html.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
+ ********************************************************************************/
+// @ts-check
+
+const path = require('path');
+const chalk = require('chalk').default;
+const cp = require('child_process');
+
+let code = 0;
+const workspaces = JSON.parse(JSON.parse(cp.execSync('yarn workspaces info --json').toString()).data);
+for (const name in workspaces) {
+    const workspace = workspaces[name];
+    const location = path.resolve(process.cwd(), workspace.location);
+    const packagePath = path.resolve(location, 'package.json');
+    const pck = require(packagePath);
+    if (!pck.private) {
+        const pckName = `${pck.name}@${pck.version}`;
+        if (cp.execSync(`npm view ${pckName} version --json`).toString().trim()) {
+            console.info(`${pckName}: published`);
+        } else {
+            console.error(`${pckName}: ${chalk.red('NOT')} published`);
+            code = 1;
+        }
+    }
+}
+process.exit(code);