Heartbleed Analysis Daemon (hbad) is a tool that allows you to test clients that may be vulnerable to Heartbleed. Included is the release and the documentation pdf.
You can download it from the following link: https://packetstormsecurity.com/files/download/126470/had-docstool.tgz
Source: https://packetstormsecurity.com/files/126470/Heartbleed-Analysis-Daemon-1.0.html