diff --git a/src/calibre/customize/builtins.py b/src/calibre/customize/builtins.py
index a855be92fa..44880cbc0e 100644
--- a/src/calibre/customize/builtins.py
+++ b/src/calibre/customize/builtins.py
@@ -9,7 +9,7 @@ from calibre import guess_type
 from calibre.customize import (FileTypePlugin, MetadataReaderPlugin,
     MetadataWriterPlugin, PreferencesPlugin, InterfaceActionBase, StoreBase)
 from calibre.constants import numeric_version
-from calibre.ebooks.metadata.archive import ArchiveExtract, get_comic_metadata
+from calibre.ebooks.metadata.archive import ArchiveExtract, KPFExtract, get_comic_metadata
 from calibre.ebooks.html.to_zip import HTML2ZIP
 
 plugins = []
@@ -124,7 +124,7 @@ class TXT2TXTZ(FileTypePlugin):
             return path_to_ebook
 
 
-plugins += [HTML2ZIP, PML2PMLZ, TXT2TXTZ, ArchiveExtract,]
+plugins += [HTML2ZIP, PML2PMLZ, TXT2TXTZ, ArchiveExtract, KPFExtract]
 # }}}
 
 # Metadata reader plugins {{{
diff --git a/src/calibre/ebooks/__init__.py b/src/calibre/ebooks/__init__.py
index c240ded56c..a88f7519f6 100644
--- a/src/calibre/ebooks/__init__.py
+++ b/src/calibre/ebooks/__init__.py
@@ -38,7 +38,7 @@ BOOK_EXTENSIONS = ['lrf', 'rar', 'zip', 'rtf', 'lit', 'txt', 'txtz', 'text', 'ht
                    'epub', 'fb2', 'fbz', 'djv', 'djvu', 'lrx', 'cbr', 'cbz', 'cbc', 'oebzip',
                    'rb', 'imp', 'odt', 'chm', 'tpz', 'azw1', 'pml', 'pmlz', 'mbp', 'tan', 'snb',
                    'xps', 'oxps', 'azw4', 'book', 'zbf', 'pobi', 'docx', 'docm', 'md',
-                   'textile', 'markdown', 'ibook', 'ibooks', 'iba', 'azw3', 'ps', 'kepub', 'kfx']
+                   'textile', 'markdown', 'ibook', 'ibooks', 'iba', 'azw3', 'ps', 'kepub', 'kfx', 'kpf']
 
 
 def return_raster_image(path):
diff --git a/src/calibre/ebooks/metadata/archive.py b/src/calibre/ebooks/metadata/archive.py
index 2bdc35e76d..23be91decc 100644
--- a/src/calibre/ebooks/metadata/archive.py
+++ b/src/calibre/ebooks/metadata/archive.py
@@ -40,6 +40,29 @@ def archive_type(stream):
     return ans
 
 
+class KPFExtract(FileTypePlugin):
+
+    name = 'KPF Extract'
+    author = 'Kovid Goyal'
+    description = _('Extract the source DOCX file from Amazon Kindle Create KPF files.'
+            ' Note this will not contain any edits made in the Kindle Create program itself.')
+    file_types = {'kpf'}
+    supported_platforms = ['windows', 'osx', 'linux']
+    on_import = True
+
+    def run(self, archive):
+        from calibre.utils.zipfile import ZipFile
+        with ZipFile(archive, 'r') as zf:
+            fnames = zf.namelist()
+            candidates = [x for x in fnames if x.lower().endswith('.docx')]
+            if not candidates:
+                return archive
+            of = self.temporary_file('_kpf_extract.docx')
+            with closing(of):
+                of.write(zf.read(candidates[0]))
+        return of.name
+
+
 class ArchiveExtract(FileTypePlugin):
     name = 'Archive Extract'
     author = 'Kovid Goyal'