diff --git a/ProDOS.pm b/ProDOS.pm
index d004aad..57649d9 100644
--- a/ProDOS.pm
+++ b/ProDOS.pm
@@ -1401,5 +1401,38 @@ sub write_file {
   print "pofile=$pofile filename=$filename mode=$mode conv=$conv apple_filename=$apple_filename\n" if $debug;
 }
 
+#
+# Rename a file
+#
+sub rename_file {
+  my ($pofile, $filename, $new_filename, $dbg) = @_;
+
+  $debug = 1 if defined $dbg && $dbg;
+
+  print "pofile=$pofile filename=$filename new_filename=$new_filename\n" if $debug;
+}
+
+#
+# Delete a file
+#
+sub delete_file {
+  my ($pofile, $filename, $dbg) = @_;
+
+  $debug = 1 if defined $dbg && $dbg;
+
+  print "pofile=$pofile filename=$filename\n" if $debug;
+}
+
+#
+# Copy a file
+#
+sub copy_file {
+  my ($pofile, $filename, $copy_filename, $dbg) = @_;
+
+  $debug = 1 if defined $dbg && $dbg;
+
+  print "pofile=$pofile filename=$filename copy_filename=$copy_filename\n" if $debug;
+}
+
 1;
 
diff --git a/README b/README
index 318d1f5..90204e4 100644
--- a/README
+++ b/README
@@ -2,10 +2,10 @@ TODO:
 
 prozap.pl -- partially working
 procat.pl -- partially working
-profree.pl -- partially working
+profree.pl -- mostly working
 proread.pl -- partially working
 prowrite.pl -- started
-prorename.pl
-prodelete.pl
-procopy.pl
+prorename.pl -- started
+prodelete.pl -- started
+procopy.pl -- started
 
diff --git a/procopy.pl b/procopy.pl
new file mode 100644
index 0000000..548bf9e
--- /dev/null
+++ b/procopy.pl
@@ -0,0 +1,34 @@
+#!/usr/bin/perl -w
+
+#
+# procopy.pl:
+#
+# Utility to copy a file on an Apple II ProDOS .po disk image.
+#
+# 20190228 LSH
+#
+
+use strict;
+
+use ProDOS;
+
+my $debug = 0;
+
+while (defined $ARGV[0] && $ARGV[0] =~ /^-/) {
+  # Debug
+  if ($ARGV[0] eq '-d') {
+    $debug = 1;
+    shift;
+  } else {
+    die "Unknown command line argument $ARGV[0]\n";
+  }
+}
+
+my $pofile = shift or die "Must supply .po filename\n";
+my $filename = shift or die "Must supply filename (on disk image)\n";
+my $copy_filename = shift or die "Must supply copy filename (on disk image)\n";
+
+copy_file($pofile, $filename, $copy_filename, $debug);
+
+1;
+
diff --git a/prodelete.pl b/prodelete.pl
new file mode 100644
index 0000000..1b971fa
--- /dev/null
+++ b/prodelete.pl
@@ -0,0 +1,33 @@
+#!/usr/bin/perl -w
+
+#
+# prodelete.pl:
+#
+# Utility to delete a file on an Apple II ProDOS .po disk image.
+#
+# 20190228 LSH
+#
+
+use strict;
+
+use ProDOS;
+
+my $debug = 0;
+
+while (defined $ARGV[0] && $ARGV[0] =~ /^-/) {
+  # Debug
+  if ($ARGV[0] eq '-d') {
+    $debug = 1;
+    shift;
+  } else {
+    die "Unknown command line argument $ARGV[0]\n";
+  }
+}
+
+my $pofile = shift or die "Must supply .po filename\n";
+my $filename = shift or die "Must supply filename (on disk image)\n";
+
+delete_file($pofile, $filename, $debug);
+
+1;
+
diff --git a/prorename.pl b/prorename.pl
new file mode 100644
index 0000000..c7327b9
--- /dev/null
+++ b/prorename.pl
@@ -0,0 +1,34 @@
+#!/usr/bin/perl -w
+
+#
+# prorename.pl:
+#
+# Utility to rename a file on an Apple II ProDOS .po disk image.
+#
+# 20190228 LSH
+#
+
+use strict;
+
+use ProDOS;
+
+my $debug = 0;
+
+while (defined $ARGV[0] && $ARGV[0] =~ /^-/) {
+  # Debug
+  if ($ARGV[0] eq '-d') {
+    $debug = 1;
+    shift;
+  } else {
+    die "Unknown command line argument $ARGV[0]\n";
+  }
+}
+
+my $pofile = shift or die "Must supply .po filename\n";
+my $filename = shift or die "Must supply filename (on disk image)\n";
+my $new_filename = shift or die "Must supply new filename (on disk image)\n";
+
+rename_file($pofile, $filename, $new_filename, $debug);
+
+1;
+