Framework for making Windows applications that are one .exe file in AutoHotKey_L,C++,C#, VB.NET,Java,Groovy,Common Lisp,Nemerle,Ruby,Python,PHP,Lua,Tcl,Perl,Jint,S#,WSH VBScript,HTML/JavaScript/CSS,COM, PowerShell without compiling . For .NET 4.
WebLOQ IO is a Java NIO framework which allows for tens of thousands of concurrent TCP/IP connections through a very small thread pool (assuming proper OS and network settings). There is built in support for SSL and non-SSL connections.