diff --git a/plugins/plugins.en.tm b/plugins/plugins.en.tm
deleted file mode 100644
index 6733e66..0000000
--- a/plugins/plugins.en.tm
+++ /dev/null
@@ -1,86 +0,0 @@
-<TeXmacs|1.0.1.20>
-
-<style|<tuple|tmdoc|maxima>>
-
-<\body>
-  <\expand|tmdoc-title>
-    Plugins for <TeXmacs>
-  </expand>
-
-  <\traverse>
-    <apply|branch|Gnuplot|gnuplot/gnuplot-main.en.tm>
-
-    <apply|branch|Macaulay 2|macaulay2/m2-main.en.tm>
-
-    <apply|branch|Maxima|maxima/maxima-main.en.tm>
-
-    <apply|branch|Octave|octave/octave-main.en.tm>
-
-    <apply|branch|Qcl|qcl/qcl-main.en.tm>
-
-    <apply|branch|R|r/r-main.en.tm>
-
-    <apply|branch|Yacas|yacas/yacas-main.en.tm>
-  </traverse>
-
-  <apply|tmdoc-copyright|2003|Joris van der Hoeven>
-
-  <expand|tmdoc-license|Permission is granted to copy, distribute and/or
-  modify this document under the terms of the GNU Free Documentation License,
-  Version 1.1 or any later version published by the Free Software Foundation;
-  with no Invariant Sections, with no Front-Cover Texts, and with no
-  Back-Cover Texts. A copy of the license is included in the section entitled
-  "GNU Free Documentation License".>
-</body>
-
-<\initial>
-  <\collection>
-    <associate|paragraph width|150mm>
-    <associate|odd page margin|30mm>
-    <associate|page right margin|30mm>
-    <associate|page top margin|30mm>
-    <associate|reduction page right margin|25mm>
-    <associate|page type|a4>
-    <associate|reduction page bottom margin|15mm>
-    <associate|even page margin|30mm>
-    <associate|reduction page left margin|25mm>
-    <associate|page bottom margin|30mm>
-    <associate|reduction page top margin|15mm>
-    <associate|language|english>
-  </collection>
-</initial>
-
-<\references>
-  <\collection>
-    <associate|toc-10|<tuple|8.2|?>>
-    <associate|toc-11|<tuple|8.3|?>>
-    <associate|gly-1|<tuple|1|?>>
-    <associate|idx-1|<tuple|<uninit>|?>>
-    <associate|toc-12|<tuple|8.4|?>>
-    <associate|gly-2|<tuple|2|?>>
-    <associate|idx-2|<tuple|1|?>>
-    <associate|gly-3|<tuple|3|?>>
-    <associate|toc-13|<tuple|8.5|?>>
-    <associate|idx-3|<tuple|3|?>>
-    <associate|gly-4|<tuple|4|?>>
-    <associate|toc-14|<tuple|8.6|?>>
-    <associate|idx-4|<tuple|7|?>>
-    <associate|gly-5|<tuple|5|?>>
-    <associate|toc-15|<tuple|8.7|?>>
-    <associate|idx-5|<tuple|8|?>>
-    <associate|toc-16|<tuple|8.8|?>>
-    <associate|gly-6|<tuple|6|?>>
-    <associate|gly-7|<tuple|7|?>>
-    <associate|gly-8|<tuple|8|?>>
-    <associate|gly-9|<tuple|9|?>>
-    <associate|toc-1|<tuple|1|?>>
-    <associate|toc-2|<tuple|2|?>>
-    <associate|toc-3|<tuple|3|?>>
-    <associate|toc-4|<tuple|4|?>>
-    <associate|toc-5|<tuple|5|?>>
-    <associate|toc-6|<tuple|6|?>>
-    <associate|toc-7|<tuple|7|?>>
-    <associate|toc-8|<tuple|8|?>>
-    <associate|toc-9|<tuple|8.1|?>>
-  </collection>
-</references>
diff --git a/plugins/plugins.it.tm b/plugins/plugins.it.tm
deleted file mode 100644
index 09746ed..0000000
--- a/plugins/plugins.it.tm
+++ /dev/null
@@ -1,86 +0,0 @@
-<TeXmacs|1.0.1.18>
-
-<style|<tuple|tmdoc|maxima>>
-
-<\body>
-  <\expand|tmdoc-title>
-    Plugin per <TeXmacs>
-  </expand>
-
-  <\traverse>
-    <apply|branch|Gnuplot|gnuplot/gnuplot-main.it.tm>
-
-    <apply|branch|Macaulay 2|macaulay2/m2-main.it.tm>
-
-    <apply|branch|Maxima|maxima/maxima-main.it.tm>
-
-    <apply|branch|Octave|octave/octave-main.it.tm>
-
-    <apply|branch|Qcl|qcl/qcl-main.it.tm>
-
-    <apply|branch|R|r/r-main.it.tm>
-
-    <apply|branch|Yacas|yacas/yacas-main.it.tm>
-  </traverse>
-
-  <apply|tmdoc-copyright|2003|Joris van der Hoeven, Lucia Gecchelin>
-
-  <expand|tmdoc-license|Permission is granted to copy, distribute and/or
-  modify this document under the terms of the GNU Free Documentation License,
-  Version 1.1 or any later version published by the Free Software Foundation;
-  with no Invariant Sections, with no Front-Cover Texts, and with no
-  Back-Cover Texts. A copy of the license is included in the section entitled
-  "GNU Free Documentation License".>
-</body>
-
-<\initial>
-  <\collection>
-    <associate|paragraph width|150mm>
-    <associate|odd page margin|30mm>
-    <associate|page right margin|30mm>
-    <associate|page top margin|30mm>
-    <associate|reduction page right margin|25mm>
-    <associate|page type|a4>
-    <associate|reduction page bottom margin|15mm>
-    <associate|even page margin|30mm>
-    <associate|reduction page left margin|25mm>
-    <associate|page bottom margin|30mm>
-    <associate|reduction page top margin|15mm>
-    <associate|language|italian>
-  </collection>
-</initial>
-
-<\references>
-  <\collection>
-    <associate|toc-10|<tuple|8.2|?>>
-    <associate|toc-11|<tuple|8.3|?>>
-    <associate|gly-1|<tuple|1|?>>
-    <associate|idx-1|<tuple|<uninit>|?>>
-    <associate|idx-2|<tuple|1|?>>
-    <associate|gly-2|<tuple|2|?>>
-    <associate|toc-12|<tuple|8.4|?>>
-    <associate|gly-3|<tuple|3|?>>
-    <associate|toc-13|<tuple|8.5|?>>
-    <associate|idx-3|<tuple|3|?>>
-    <associate|gly-4|<tuple|4|?>>
-    <associate|toc-14|<tuple|8.6|?>>
-    <associate|idx-4|<tuple|7|?>>
-    <associate|gly-5|<tuple|5|?>>
-    <associate|toc-15|<tuple|8.7|?>>
-    <associate|idx-5|<tuple|8|?>>
-    <associate|gly-6|<tuple|6|?>>
-    <associate|toc-16|<tuple|8.8|?>>
-    <associate|gly-7|<tuple|7|?>>
-    <associate|gly-8|<tuple|8|?>>
-    <associate|gly-9|<tuple|9|?>>
-    <associate|toc-1|<tuple|1|?>>
-    <associate|toc-2|<tuple|2|?>>
-    <associate|toc-3|<tuple|3|?>>
-    <associate|toc-4|<tuple|4|?>>
-    <associate|toc-5|<tuple|5|?>>
-    <associate|toc-6|<tuple|6|?>>
-    <associate|toc-7|<tuple|7|?>>
-    <associate|toc-8|<tuple|8|?>>
-    <associate|toc-9|<tuple|8.1|?>>
-  </collection>
-</references>