diff --git a/src/filters/rclopxml.py b/src/filters/rclopxml.py
new file mode 100755
index 00000000..a1546796
--- /dev/null
+++ b/src/filters/rclopxml.py
@@ -0,0 +1,224 @@
+#!/usr/bin/env python
+# Copyright (C) 2015 J.F.Dockes
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program; if not, write to the
+#   Free Software Foundation, Inc.,
+#   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+######################################
+from __future__ import print_function
+
+import sys
+import rclexecm
+import rclxslt
+import fnmatch
+from zipfile import ZipFile
+
+meta_stylesheet = '''<?xml version="1.0"?>
+<xsl:stylesheet 
+ xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
+ xmlns:cp="http://schemas.openxmlformats.org/package/2006/metadata/core-properties"
+ xmlns:dc="http://purl.org/dc/elements/1.1/"
+ xmlns:dcterms="http://purl.org/dc/terms/"
+ xmlns:dcmitype="http://purl.org/dc/dcmitype/"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+
+<!--  <xsl:output method="text"/> -->
+  <xsl:output omit-xml-declaration="yes"/>
+
+  <xsl:template match="cp:coreProperties">
+    <xsl:text>&#10;</xsl:text>
+    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
+    <xsl:text>&#10;</xsl:text>
+    <xsl:apply-templates/>
+  </xsl:template>
+
+  <xsl:template match="dc:creator">
+    <meta>
+    <xsl:attribute name="name">
+      <!-- <xsl:value-of select="name()"/> pour sortir tous les meta avec 
+       le meme nom que dans le xml (si on devenait dc-natif) -->
+      <xsl:text>author</xsl:text> 
+    </xsl:attribute>
+    <xsl:attribute name="content">
+       <xsl:value-of select="."/>
+    </xsl:attribute>
+    </meta>
+    <xsl:text>&#10;</xsl:text>
+  </xsl:template>
+
+  <xsl:template match="dcterms:modified">
+    <meta>
+    <xsl:attribute name="name">
+      <xsl:text>date</xsl:text> 
+    </xsl:attribute>
+    <xsl:attribute name="content">
+       <xsl:value-of select="."/>
+    </xsl:attribute>
+    </meta>
+    <xsl:text>&#10;</xsl:text>
+  </xsl:template>
+
+  <xsl:template match="*">
+  </xsl:template>
+
+</xsl:stylesheet>
+'''
+
+word_tagmatch = 'w:p'
+word_xmlns_decls = '''xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
+xmlns:ve="http://schemas.openxmlformats.org/markup-compatibility/2006"
+xmlns:o="urn:schemas-microsoft-com:office:office"
+xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships"
+xmlns:m="http://schemas.openxmlformats.org/officeDocument/2006/math"
+xmlns:v="urn:schemas-microsoft-com:vml"
+xmlns:wp="http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing"
+xmlns:w10="urn:schemas-microsoft-com:office:word"
+xmlns:w="http://schemas.openxmlformats.org/wordprocessingml/2006/main"
+xmlns:wne="http://schemas.microsoft.com/office/word/2006/wordml"
+'''
+word_moretemplates = ''
+
+
+xl_tagmatch = 'x:t'
+xl_xmlns_decls='''xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
+xmlns:x="http://schemas.openxmlformats.org/spreadsheetml/2006/main"
+ '''
+xl_moretemplates = ''
+
+pp_tagmatch = 'a:t'
+pp_xmlns_decls = '''xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
+xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" 
+xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" 
+xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main"
+'''
+# I want to suppress text output for all except a:t, don't know how to do it
+# help ! At least get rid of these:
+pp_moretemplates = '''<xsl:template match="p:attrName">
+</xsl:template>
+'''
+
+content_stylesheet = '''<?xml version="1.0"?>
+<xsl:stylesheet @XMLNS_DECLS@ >
+
+ <xsl:output omit-xml-declaration="yes"/>
+
+ <xsl:template match="/">
+  <div>
+  <xsl:apply-templates/> 
+  </div>
+</xsl:template>
+
+ <xsl:template match="@TAGMATCH@">
+  <p>
+  <xsl:value-of select="."/>
+  </p>
+ </xsl:template>
+
+@MORETEMPLATES@
+
+</xsl:stylesheet>
+'''
+
+class OXExtractor:
+    def __init__(self, em):
+        self.em = em
+        self.currentindex = 0
+
+    # Replace values inside data style sheet, depending on type of doc
+    def computestylesheet(self, nm):
+        decls = globals()[nm + '_xmlns_decls']
+        stylesheet = content_stylesheet.replace('@XMLNS_DECLS@', decls)
+        tagmatch = globals()[nm + '_tagmatch']
+        stylesheet = stylesheet.replace('@TAGMATCH@', tagmatch)
+        moretmpl = globals()[nm + '_moretemplates']
+        stylesheet = stylesheet.replace('@MORETEMPLATES@', moretmpl)
+
+        return stylesheet
+    
+    def extractone(self, params):
+        if not params.has_key("filename:"):
+            self.em.rclog("extractone: no mime or file name")
+            return (False, "", "", rclexecm.RclExecM.eofnow)
+        fn = params["filename:"]
+
+        try:
+            zip = ZipFile(fn)
+        except Exception as err:
+            self.em.rclog("unzip failed: " + str(err))
+            return (False, "", "", rclexecm.RclExecM.eofnow)
+
+        docdata = '<html><head>'
+
+        try:
+            metadata = zip.read("docProps/core.xml")
+            if metadata:
+                res = rclxslt.apply_sheet_data(meta_stylesheet, metadata)
+                docdata += res
+        except:
+            # To be checked. I'm under the impression that I get this when
+            # nothing matches?
+            # self.em.rclog("no/bad metadata in %s" % fn)
+            pass
+
+        docdata += '</head><body>'
+
+        try:
+            content= zip.read('word/document.xml')
+            stl = self.computestylesheet('word')
+            docdata += rclxslt.apply_sheet_data(stl, content)
+        except:
+            pass
+
+        try:
+            content = zip.read('xl/sharedStrings.xml')
+            stl = self.computestylesheet('xl')
+            docdata += rclxslt.apply_sheet_data(stl, content)
+        except:
+            pass
+
+        try:
+            stl = self.computestylesheet('pp')
+            # Note that we'd need a numeric sort really (else we get slide1
+            # slide11 slide2)
+            for fn in sorted(zip.namelist()):
+                if fnmatch.fnmatch(fn, 'ppt/slides/slide*.xml'):
+                    content = zip.read(fn)
+                    docdata += rclxslt.apply_sheet_data(stl, content)
+        except:
+            pass
+
+        docdata += '</body></html>'
+
+        return (True, docdata, "", rclexecm.RclExecM.eofnow)
+    
+
+    ###### File type handler api, used by rclexecm ---------->
+    def openfile(self, params):
+        self.currentindex = 0
+        return True
+
+    def getipath(self, params):
+        return self.extractone(params)
+        
+    def getnext(self, params):
+        if self.currentindex >= 1:
+            return (False, "", "", rclexecm.RclExecM.eofnow)
+        else:
+            ret= self.extractone(params)
+            self.currentindex += 1
+            return ret
+
+if __name__ == '__main__':
+    proto = rclexecm.RclExecM()
+    extract = OXExtractor(proto)
+    rclexecm.main(proto, extract)
diff --git a/src/filters/rclsoff.py b/src/filters/rclsoff.py
index cb28ef26..a5235bd2 100755
--- a/src/filters/rclsoff.py
+++ b/src/filters/rclsoff.py
@@ -1,8 +1,22 @@
 #!/usr/bin/env python
+# Copyright (C) 2014 J.F.Dockes
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program; if not, write to the
+#   Free Software Foundation, Inc.,
+#   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+######################################
 
 import sys
-import os
-import subprocess
 import rclexecm
 import rclxslt
 from zipfile import ZipFile
@@ -170,10 +184,6 @@ class OOExtractor:
             return ret
 
 if __name__ == '__main__':
-    # Check for unzip
-    if not rclexecm.which("unzip"):
-        print("RECFILTERROR HELPERNOTFOUND unzip")
-        sys.exit(1)
     proto = rclexecm.RclExecM()
     extract = OOExtractor(proto)
     rclexecm.main(proto, extract)
diff --git a/src/filters/rclxslt.py b/src/filters/rclxslt.py
index 574cd582..4b0e2e8c 100644
--- a/src/filters/rclxslt.py
+++ b/src/filters/rclxslt.py
@@ -1,4 +1,21 @@
-#!/usr/bin/env python
+# Copyright (C) 2014 J.F.Dockes
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program; if not, write to the
+#   Free Software Foundation, Inc.,
+#   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+######################################
+
+# Helper module for xslt-based filters
 
 import sys