diff --git a/fuzzers/050-intpips/maketodo.py b/fuzzers/050-intpips/maketodo.py
new file mode 100644
index 00000000..b128c0bf
--- /dev/null
+++ b/fuzzers/050-intpips/maketodo.py
@@ -0,0 +1,57 @@
+#!/usr/bin/env python3
+
+import os, re, sys
+from prjxray import util
+
+
+def maketodo(pipfile, dbfile, verbose=False):
+    '''Print name of all pips in pipfile but not dbfile'''
+    todos = set()
+    with open(pipfile, "r") as f:
+        for line in f:
+            line = line.split()
+            todos.add(line[0])
+    verbose and print(
+        '%s: %u entries' % (pipfile, len(todos)), file=sys.stderr)
+    # Support generate without existing DB
+    if os.path.exists(dbfile):
+        with open(dbfile, "r") as f:
+            for line in f:
+                line = line.split()
+                pip = line[0]
+                todos.remove(pip)
+    verbose and print(
+        'Remove %s: %u entries' % (dbfile, len(todos)), file=sys.stderr)
+    drops = 0
+    lines = 0
+    for line in todos:
+        if line.endswith(".VCC_WIRE"):
+            drops += 1
+            continue
+        print(line)
+        lines += 1
+    verbose and print(
+        'Print %u entries w/ %u drops' % (lines, drops), file=sys.stderr)
+
+
+def run(build_dir):
+    maketodo(
+        "%s/pips_int_l.txt" % build_dir, "%s/segbits_int_l.db" % build_dir)
+    maketodo(
+        "%s/pips_int_r.txt" % build_dir, "%s/segbits_int_r.db" % build_dir)
+
+
+def main():
+    import argparse
+
+    parser = argparse.ArgumentParser(
+        description="Print list of known but unsolved PIPs")
+
+    parser.add_argument('--build-dir', default="build", help='')
+    args = parser.parse_args()
+
+    run(build_dir=args.build_dir)
+
+
+if __name__ == '__main__':
+    main()