add links to similar projects in documentation page.

diff --git a/website/doc.mdwn b/website/doc.mdwn
index 7081ee4d37f630277c223e9386ec7b7f2d80a5ad..cd73999d5521aeb0b399700dda3b7350040f5d46 100644 (file)
--- a/website/doc.mdwn
+++ b/website/doc.mdwn
@@ -12,4 +12,9 @@
  * [Initial specifications at CMRG](http://cmrg.fifthhorseman.net/wiki/OpenPGPandSSH)
  * [OpenPGP (RFC 4880)](http://tools.ietf.org/html/rfc4880)
  * [Secure Shell Authentication Protocol (RFC 4252)](http://tools.ietf.org/html/rfc4252)
-* [URI scheme for SSH, RFC draft](http://tools.ietf.org/wg/secsh/draft-ietf-secsh-scp-sftp-ssh-uri/)
+   * [URI scheme for SSH, RFC draft](http://tools.ietf.org/wg/secsh/draft-ietf-secsh-scp-sftp-ssh-uri/)
+
+## Similar Projects ##
+
+ * [openssh-gpg](http://www.red-bean.com/~nemo/openssh-gpg/)
+ * [openssh with network notaries](http://www.cs.cmu.edu/~perspectives/openssh.html)