diff --git a/tools/test_modules/m01750.pm b/tools/test_modules/m01750.pm
new file mode 100644
index 000000000..645b5ddc0
--- /dev/null
+++ b/tools/test_modules/m01750.pm
@@ -0,0 +1,45 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::SHA  qw (sha512);
+use Digest::HMAC qw (hmac_hex);
+
+sub module_constraints { [[0, 255], [0, 255], [0, 55], [0, 55], [0, 55]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift;
+
+  my $digest = hmac_hex ($salt, $word, \&sha512, 128);
+
+  my $hash = sprintf ("%s:%s", $digest, $salt);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $salt, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $salt;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+1;
diff --git a/tools/test_modules/m01760.pm b/tools/test_modules/m01760.pm
new file mode 100644
index 000000000..afe3b99ad
--- /dev/null
+++ b/tools/test_modules/m01760.pm
@@ -0,0 +1,45 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::SHA  qw (sha512);
+use Digest::HMAC qw (hmac_hex);
+
+sub module_constraints { [[0, 255], [0, 255], [0, 55], [0, 55], [0, 55]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift;
+
+  my $digest = hmac_hex ($word, $salt, \&sha512, 128);
+
+  my $hash = sprintf ("%s:%s", $digest, $salt);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $salt, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $salt;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+1;
diff --git a/tools/test_modules/m02100.pm b/tools/test_modules/m02100.pm
new file mode 100644
index 000000000..d395b815b
--- /dev/null
+++ b/tools/test_modules/m02100.pm
@@ -0,0 +1,74 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::MD4 qw (md4 md4_hex);
+use Crypt::PBKDF2;
+use Encode;
+
+sub module_constraints { [[0, 127], [0, 239], [0, 27], [0, 39], [-1, -1]] }
+
+sub module_generate_hash
+{
+  my $word       = shift;
+  my $salt       = shift;
+  my $iterations = shift // 10240;
+
+  my $salt_bin = encode ("UTF-16LE", lc ($salt));
+
+  my $pbkdf2 = Crypt::PBKDF2->new
+  (
+    hash_class => 'HMACSHA1',
+    iterations => $iterations,
+    output_len => 16,
+    salt_len   => length ($salt_bin),
+  );
+
+  my $digest = unpack ("H*", $pbkdf2->PBKDF2 ($salt_bin, md4 (md4 (encode ("UTF-16LE", $word)) . $salt_bin)));
+
+  my $hash = sprintf ("\$DCC2\$%i#%s#%s", $iterations, $salt, $digest);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $word;
+
+  my $signature = substr ($hash, 0, 6);
+
+  return unless ($signature eq '$DCC2$');
+
+  $hash = substr ($hash, 6);
+
+  my @data = split ('#', $hash);
+
+  return unless scalar @data == 3;
+
+  my $iterations = shift @data;
+  my $salt       = shift @data;
+  my $digest     = shift @data;
+
+  return unless defined $iterations;
+  return unless defined $salt;
+  return unless defined $digest;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt, $iterations);
+
+  return ($new_hash, $word);
+}
+
+1;
diff --git a/tools/test_modules/m02410.pm b/tools/test_modules/m02410.pm
new file mode 100644
index 000000000..d34f8f71e
--- /dev/null
+++ b/tools/test_modules/m02410.pm
@@ -0,0 +1,67 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::MD5 qw (md5);
+use POSIX       qw (ceil);
+
+sub module_constraints { [[0, 255], [1, 4], [0, 55], [1, 4], [-1, -1]] }
+
+sub pseudo_base64
+{
+  my $itoa64 = "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
+
+  my $md5 = shift;
+  my $s64 = "";
+  for my $i (0..3) {
+      my $v = unpack "V", substr ($md5, $i*4, 4);
+      for (1..4) {
+          $s64 .= substr ($itoa64, $v & 0x3f, 1);
+          $v >>= 6;
+      }
+  }
+  return $s64;
+}
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift;
+
+  my $word_salt = $word . $salt;
+
+  my $word_salt_len = length ($word_salt);
+
+  my $pad_len = ceil ($word_salt_len / 16) * 16;
+
+  my $digest = md5 ($word_salt . "\0" x ($pad_len - $word_salt_len));
+
+  my $hash = sprintf ("%s:%s", pseudo_base64 ($digest), $salt);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $salt, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $salt;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+1;
diff --git a/tools/test_modules/m02611.pm b/tools/test_modules/m02611.pm
new file mode 100644
index 000000000..ef5c43009
--- /dev/null
+++ b/tools/test_modules/m02611.pm
@@ -0,0 +1,44 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::MD5 qw (md5_hex);
+
+sub module_constraints { [[0, 255], [0, 223], [0, 55], [1, 23], [-1, -1]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift;
+
+  my $digest = md5_hex (md5_hex ($word) . $salt);
+
+  my $hash = sprintf ("%s:%s", $digest, $salt);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $salt, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $salt;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+1;
diff --git a/tools/test_modules/m02612.pm b/tools/test_modules/m02612.pm
new file mode 100644
index 000000000..ccf650c67
--- /dev/null
+++ b/tools/test_modules/m02612.pm
@@ -0,0 +1,57 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::MD5 qw (md5_hex);
+
+sub module_constraints { [[0, 255], [0, 223], [0, 55], [1, 23], [-1, -1]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift;
+
+  my $salt_hex = unpack ("H*", $salt);
+
+  my $digest = md5_hex (md5_hex ($word) . $salt);
+
+  my $hash = sprintf ("\$PHPS\$%s\$%s", $salt_hex, $digest);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $word;
+
+  my @data = split ('\$', $hash);
+
+  return unless scalar @data == 4;
+
+  shift @data;
+
+  my $signature = shift @data;
+  my $salt      = shift @data;
+  my $digest    = shift @data;
+
+  return unless ($signature eq "PHPS");
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+1;
diff --git a/tools/test_modules/m02711.pm b/tools/test_modules/m02711.pm
new file mode 100644
index 000000000..1e9e8c0e0
--- /dev/null
+++ b/tools/test_modules/m02711.pm
@@ -0,0 +1,44 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::MD5 qw (md5_hex);
+
+sub module_constraints { [[0, 255], [30, 30], [0, 55], [30, 30], [-1, -1]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift;
+
+  my $digest = md5_hex (md5_hex ($word) . $salt);
+
+  my $hash = sprintf ("%s:%s", $digest, $salt);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $salt, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $salt;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+1;
diff --git a/tools/test_modules/m02811.pm b/tools/test_modules/m02811.pm
new file mode 100644
index 000000000..63730edba
--- /dev/null
+++ b/tools/test_modules/m02811.pm
@@ -0,0 +1,44 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::MD5 qw (md5_hex);
+
+sub module_constraints { [[0, 255], [0, 255], [0, 55], [0, 55], [-1, -1]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift;
+
+  my $digest = md5_hex (md5_hex ($salt) . md5_hex ($word));
+
+  my $hash = sprintf ("%s:%s", $digest, $salt);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $salt, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $salt;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+1;
diff --git a/tools/test_modules/m03100.pm b/tools/test_modules/m03100.pm
new file mode 100644
index 000000000..3a75dd0d0
--- /dev/null
+++ b/tools/test_modules/m03100.pm
@@ -0,0 +1,75 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Crypt::CBC;
+
+sub module_constraints { [[0, 30], [0, 30], [0, 30], [0, 30], [-1, -1]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+  my $salt = shift;
+
+  my $digest = oracle_hash ($salt, $word);
+
+  my $hash = sprintf ("%s:%s", $digest, $salt);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $salt, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $salt;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed, $salt);
+
+  return ($new_hash, $word);
+}
+
+sub oracle_hash
+{
+  my ($username, $password) = @_;
+
+  my $userpass = pack ('n*', unpack ('C*', uc ($username.$password)));
+  $userpass .= pack ('C', 0) while (length ($userpass) % 8);
+
+  my $key = pack ('H*', "0123456789ABCDEF");
+  my $iv = pack ('H*', "0000000000000000");
+
+  my $c = new Crypt::CBC (
+    -literal_key => 1,
+    -cipher => "DES",
+    -key => $key,
+    -iv => $iv,
+    -header => "none"
+  );
+  my $key2 = substr ($c->encrypt ($userpass), length ($userpass)-8, 8);
+
+  my $c2 = new Crypt::CBC (
+    -literal_key => 1,
+    -cipher => "DES",
+    -key => $key2,
+    -iv => $iv,
+    -header => "none"
+  );
+  my $hash = substr ($c2->encrypt ($userpass), length ($userpass)-8, 8);
+
+  return uc (unpack ('H*', $hash));
+}
+
+1;