diff --git a/README.md b/README.md
index e5d14ba..866bcea 100644
--- a/README.md
+++ b/README.md
@@ -16,3 +16,31 @@ Tool von Donald.
 ### thomas_libusage
 
 Tool von mir.
+
+### ldd_bee
+
+Dump all `bee` packages, which contain `.so` libs used by executable.
+
+#### usage
+```
+/project/admin/tools/ldd_bee.pl executable [executable ... ]
+```
+
+#### output 
+
+```
+# /lib/libXXX.so.N
+# /lib/libYYY.so.M
+# /usr/lib/libZZZ.so.U
+PKGALLPKG[0]=beepkg-1.0.6-3.x86_64
+  BEEFILE[0]=/usr/share/bee/beepkg-1.0.6-3.x86_64/beepkg--1.0.6-3.bee
+  BEETIME[0]=1394791086 # 2 yrs 3 mon (Fri Mar 14 10:58:06 2014)
+   BEELIB[0]=/usr/lib/libXXX.so.1.0
+
+PKGALLPKG[1]=beedep-0.98.5-0.x86_64
+  BEEFILE[1]=/usr/share/bee/beedep-0.98.5-0.x86_64/beedep-0.98.5-0.bee
+  BEETIME[1]=1417173467 # 1 yrs 6 mon (Fri Nov 28 12:17:47 2014)
+   BEELIB[1]=/usr/lib/libYYY.so.6
+
+```
+
diff --git a/ldd_bee/ldd_bee.pl b/ldd_bee/ldd_bee.pl
new file mode 100755
index 0000000..57d65ca
--- /dev/null
+++ b/ldd_bee/ldd_bee.pl
@@ -0,0 +1,103 @@
+#!/usr/bin/perl -w
+use strict;
+use Data::Dumper;$Data::Dumper::Sortkeys=1;
+
+my %ldd;
+for (@ARGV) {
+  @_=`ldd $ARGV[0]`;
+  chomp @_;
+  map {/=>\s(\S+)/ && $ldd{$1}++} @_;
+}
+
+my @libs = sort keys %ldd;
+
+my $k;
+
+my %BEEQUERY;
+
+for my $bee (</usr/share/bee/*>) {
+  next unless -e "$bee/CONTENT";
+  $bee=~/.*\/(.*)/;
+  my $b = $1;
+  open I,'<',"$bee/CONTENT" or die;
+  while (<I>) {
+    if (m{:file=(.*)}) {
+      $_=$1;
+      s{//.*}{}; #unsymlink
+      push @{$BEEQUERY{$_}},$b;
+    }
+  }
+}
+
+my %bee;
+for my $l (@libs) {
+  print "# $l\n";
+  if ( exists( $BEEQUERY{$l}) ) {
+    map { $bee{$_}{$l}++ } @{$BEEQUERY{$l}};
+  }
+  else {
+    die "## $l not found in any bee file\n";
+  }
+}
+my $b = 0;
+my $lc = 0;
+for my $bee ( sort keys %bee )  {
+   print "\n";
+   my ($beefile) = </usr/share/bee/$bee/*.bee>;
+   my $mt = (stat($beefile))[9];
+   print  "PKGALLPKG[$b]=$bee\n";
+   print  "  BEEFILE[$b]=$beefile\n";
+   printf "  BEETIME[$b]=%d # %s (%s)\n",$mt,years(time-$mt,2),scalar(localtime($mt));
+   for my $lib ( sort keys %{$bee{$bee}} ) {
+     print "   BEELIB[$lc]=$lib\n";
+     $lc++;
+   }
+   $b++;
+}
+
+sub years {
+  my $s = shift;
+  my $n = shift;
+  
+  if ($s == 0) {
+      return '0 secs';
+  }
+  my @T=();
+  my $t = int($s/(365*60*60*24));
+
+  push @T, ($t > 0) ? $t : 0; # months
+  $s -= $t*int(365*60*60*24);
+
+  $t = int($s/(30.42*60*60*24));
+  push @T, ($t > 0) ? $t : 0; # months
+  $s -= $t*int(30.42*60*60*24);
+
+  $t = int($s/(60*60*24));
+  push @T, ($t > 0) ? $t : 0; # days
+  $s -= $t*(60*60*24);
+  
+  $t = int($s/(60*60));
+  push @T, ($t > 0) ? $t : 0; # hrs
+  $s -= $t*(60*60);
+
+  $t = int($s/(60));
+  push @T, ($t > 0) ? $t : 0; # min
+  $s -= $t*60;
+
+  $t = int($s);
+  push @T, ($t > 0) ? $t : 0; # sec
+  
+  my @L;
+  for my $x ('yrs','mon','days','hrs','min','secs') {
+     my $y = shift @T;
+     if ($y != 0) {
+       if (defined($n)) {
+         $n--;
+         last if ($n < 0);
+       }
+       push @L,"$y $x";
+     }
+  }
+  return join(' ',@L);
+}
+