diff --git a/README.md b/README.md
index 887569d..41c2994 100644
--- a/README.md
+++ b/README.md
@@ -106,6 +106,8 @@ A curated list of awesome malware analysis tools and resources. Inspired by
   malicious traces in MS Office documents.
 * [officeparser](https://github.com/unixfreak0037/officeparser) - A Python
   script for parsing the MS Office OLE document format.
+* [Origami PDF](https://code.google.com/p/origami-pdf/) - A tool for
+  analyzing malicious PDFs, and more.
 * [PDF Tools](http://blog.didierstevens.com/programs/pdf-tools/) - pdfid,
   pdf-parser, and more from Didier Stevens.
 * [PDX X-Ray Lite](https://github.com/9b/pdfxray_lite) - A PDF analysis tool,