diff --git a/HISTORY.rst b/HISTORY.rst
index f6be44fa..eda258b4 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -1,6 +1,13 @@
 Release History
 ===============
 
+2.1.2 (2015-??-??)
+------------------
+
+* Allow to specify library compatibility with the all platforms/frameworks using
+  ``*`` symbol in
+  `library.json <http://docs.platformio.org/en/latest/librarymanager/config.html>`__
+
 2.1.1 (2015-06-09)
 ------------------
 
diff --git a/docs/librarymanager/config.rst b/docs/librarymanager/config.rst
index 1d0d64d2..8544ac35 100644
--- a/docs/librarymanager/config.rst
+++ b/docs/librarymanager/config.rst
@@ -249,6 +249,12 @@ patterns.
 A list with compatible frameworks. The available framework types are defined in
 the :ref:`platforms` section.
 
+If the library is compatible with the all frameworks, then you can use ``*``
+symbol:
+
+.. code-block:: javascript
+
+    "frameworks": "*"
 
 .. _libjson_platforms:
 
@@ -260,6 +266,13 @@ the :ref:`platforms` section.
 A list with compatible platforms. The available platform types are
 defined in :ref:`platforms` section.
 
+If the library is compatible with the all platforms, then you can use ``*``
+symbol:
+
+.. code-block:: javascript
+
+    "platforms": "*"
+
 
 .. _libjson_dependencies:
 
diff --git a/platformio/__init__.py b/platformio/__init__.py
index d0de4173..6923cb2b 100644
--- a/platformio/__init__.py
+++ b/platformio/__init__.py
@@ -1,7 +1,7 @@
 # Copyright (C) Ivan Kravets <me@ikravets.com>
 # See LICENSE for details.
 
-VERSION = (2, 1, 1)
+VERSION = (2, 1, "2.dev0")
 __version__ = ".".join([str(s) for s in VERSION])
 
 __title__ = "platformio"