NetTool is a developer tool for monitoring and manipulating application-level network messages, particularly useful for debugging web applications and web services. There are two components to NetTool: the HTTP Client, and the TCP Tunnel.
Flea2Flea is a pocket web server written in Java which enables ad-hoc peer-to-peer file sharing with anyone who has an http client (web browser). Files are only accessible while you are running Flea2Flea. You have absolute control.
HTTPSession will provide a complete java library to manage HTTP client sessions. The features (will) include: cookie management, HTTP authentication, referer management, navigation history, refresh statements and HTTP redirections handling.
Jandy is an internet development framework based on Indy, designed to make writing web clients and servers easier. Currently only the HTTP client and HTTP server frameworks are working, but other protocols will be included, like FTP, POP3, SMTP, etc.