diff --git a/platformio/home/rpc/handlers/platform.py b/platformio/home/rpc/handlers/platform.py
new file mode 100644
index 00000000..14383cd3
--- /dev/null
+++ b/platformio/home/rpc/handlers/platform.py
@@ -0,0 +1,60 @@
+# Copyright (c) 2014-present PlatformIO <contact@platformio.org>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from platformio.package.manager.platform import PlatformPackageManager
+from platformio.platform.factory import PlatformFactory
+
+
+class PlatformRPC:
+    @staticmethod
+    def list_installed(options=None):
+        result = []
+        options = options or {}
+
+        def _matchSearchQuery(p):
+            searchQuery = options.get("searchQuery")
+            if not searchQuery:
+                return True
+            content_blocks = [p.name, p.title, p.description]
+            if p.frameworks:
+                content_blocks.append(" ".join(p.frameworks.keys()))
+            for board in p.get_boards().values():
+                board_data = board.get_brief_data()
+                for key in ("id", "mcu", "vendor"):
+                    content_blocks.append(board_data.get(key))
+            return searchQuery.strip() in " ".join(content_blocks)
+
+        pm = PlatformPackageManager()
+        for pkg in pm.get_installed():
+            p = PlatformFactory.new(pkg)
+            if not _matchSearchQuery(p):
+                continue
+            result.append(
+                dict(
+                    __pkg_path=pkg.path,
+                    __pkg_meta=pkg.metadata.as_dict(),
+                    name=p.name,
+                    title=p.title,
+                    description=p.description,
+                )
+            )
+        return result
+
+    @staticmethod
+    def get_boards(spec):
+        p = PlatformFactory.new(spec)
+        return sorted(
+            [b.get_brief_data() for b in p.get_boards().values()],
+            key=lambda item: item["name"],
+        )
diff --git a/platformio/home/run.py b/platformio/home/run.py
index 25f1081e..155e2926 100644
--- a/platformio/home/run.py
+++ b/platformio/home/run.py
@@ -32,6 +32,7 @@ from platformio.home.rpc.handlers.ide import IDERPC
 from platformio.home.rpc.handlers.misc import MiscRPC
 from platformio.home.rpc.handlers.os import OSRPC
 from platformio.home.rpc.handlers.piocore import PIOCoreRPC
+from platformio.home.rpc.handlers.platform import PlatformRPC
 from platformio.home.rpc.handlers.project import ProjectRPC
 from platformio.home.rpc.handlers.registry import RegistryRPC
 from platformio.home.rpc.server import WebSocketJSONRPCServerFactory
@@ -73,6 +74,7 @@ def run_server(host, port, no_open, shutdown_timeout, home_url):
     ws_rpc_factory.add_object_handler(OSRPC(), namespace="os")
     ws_rpc_factory.add_object_handler(PIOCoreRPC(), namespace="core")
     ws_rpc_factory.add_object_handler(ProjectRPC(), namespace="project")
+    ws_rpc_factory.add_object_handler(PlatformRPC(), namespace="platform")
     ws_rpc_factory.add_object_handler(RegistryRPC(), namespace="registry")
 
     path = urlparse(home_url).path