Generate and manage hardly detectable PHP trojans
Weevely is a stealth PHP web shell that simulate telnet-like connection. It is an essential tool for web application post exploitation, and could be used like an hidden backdoor and as a useful telnet-like console replacement to manage web accounts, even if hosted in free hosting services. Just generate and upload the "server" PHP code on the target web server, and run Weevely client locally to transmit shell commands.
A Cryptocat standalone client
Cryptocat is free software that aims to provide an open, accessible Instant Messaging environment that encrypts your conversations and works right in your browser.
pyCryptocat is a Cryptocat standalone chat client written in Python, using python-webkit package to serve CryptoCat JS and HTML files. The goal is to provide the easiest, most accessible way to chat while maintaining your privacy online.
Cryptocat provides multi-user (and private) instant messaging inside chatrooms. It uses the OTR protocol for encrypted two-party chat and the (upcoming) mpOTR protocol for encrypted multi-party chat.