diff --git a/outfgen b/outfgen
deleted file mode 100755
index 9482083..0000000
--- a/outfgen
+++ /dev/null
@@ -1,30 +0,0 @@
-#!/bin/bash
-#
-# Generates output filename for a given commit
-#
-#  Copyright (C) 2012  Mike Gerwitz
-#
-#  This file is part of repo2html.
-#
-#  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 3 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, see <http://www.gnu.org/licenses/>.
-# #
-
-ts="${1?Missing timestamp}"
-id="${2?Missing commit id}"
-
-dateout="$( ./tsdate "$ts" %Y-%m-%d )"
-month="$( ./tsdate "$ts" %m )"
-year="${dateout%%-*}"
-
-echo "$year/$month/$id.html"
diff --git a/processor b/processor
index 943d88c..d8cf944 100755
--- a/processor
+++ b/processor
@@ -54,6 +54,22 @@ resume-default()
   exec "$path_default_tpl/$1"
 }
 
+
+# generates output filename
+outfgen()
+{
+  ts="${1?Missing timestamp}"
+  id="${2?Missing commit id}"
+  ext="${3:+.$3}"
+
+  dateout="$( ./tsdate "$ts" %Y-%m-%d )"
+  month="$( ./tsdate "$ts" %m )"
+  year="${dateout%%-*}"
+
+  echo "$year/$month/$id$ext"
+}
+
+
 # performs index generation; by separating this into a procedure, we allow the
 # template to invoke it at any point and further process the output
 do-index()
@@ -86,7 +102,7 @@ do-index()
       lastyear="${lastyear:-$year}"
       firstyear="$year"
 
-      pagefile="$( ./outfgen "$ts" "$id" )"
+      pagefile="$( outfgen "$ts" "$id" "$html_ext" )"
       fmtsubject="$( "$msgfmt" < <( echo "$subject"; echo ) )"
 
       [ "$prevdate" == "$dategroup" ] || {
@@ -122,5 +138,6 @@ do-index()
 }
 
 # let the template finish
-export -f do-index resolv-template apply-template exec-template resume-default
+export -f do-index resolv-template apply-template exec-template resume-default \
+  outfgen
 exec-template index
diff --git a/repo2html b/repo2html
index c2895c9..0630b99 100755
--- a/repo2html
+++ b/repo2html
@@ -84,17 +84,22 @@ cfgpath="$path_tpl/.config"
   source "$cfgpath"
 }
 
+# some initial defaults
+html_ext="${html_ext:-.html}"
+
 # configuration (note that this setup in conjunction with the below defaults
 # imply that they can be passed in as environment variables as an alternative to
 # options)
-while getopts t:d:c:l:f:C:R:T: opt; do
+while getopts t:d:c:e:l:f:o:C:ER:T: opt; do
   case "$opt" in
     t) title="$OPTARG";;
     d) desc="$OPTARG";;
     c) copyright="$OPTARG";;
+    e) html_ext="$OPTARG";;
     l) license="$OPTARG";;
     f) msgfmt="$OPTARG";;
     C) html_external_css="$OPTARG";;
+    E) html_ext=;;
     R) rss_count="$OPTARG";;
     T) ;; #already handled
     ?) exit 64;;
@@ -119,7 +124,8 @@ msgfmt="${msgfmt:-./msgfmt}"
 
 # make configuration available to all scripts
 export title desc copyright license msgfmt url_root path_tpl \
-  html_external_css html_footer html_index_footer html_commit_footer
+  html_external_css html_footer html_index_footer html_commit_footer \
+  html_ext
 
 # clear the cachefile (TODO: we could maintain cache files from previous runs if
 # we offer a flag that opts out of reprocessing previously processed commits)