1. CintruderCaptcha Intruder (CIntrud3r) is an automatic pentesting tool to bypass captchas.
3. XsserCross Site "Scripter" (aka XSSer) is an automatic -framework- to detect, exploit and report XSS vulnerabilities in web-based applications.
4. anontwiAnontwi is a tool for OAuth2 applications (such as: GNUSocial, Twitter) that provides different layers of encryption, privacy methods and proxy features.
5. xss-http-injectorXSS HTTP Inject0r is a proof of concept tool that shows how XSS (Cross Site Scripting) flags can be exploited easily. It is written in HTML + Javascript + PHP and released under GPLv3.