Editor for Nullsoft Installer Files (NSIS). Has a really simple wizard which lets you create NSIS files extremely easily

Windows pixel editor lets you generate a true multi-resolution .ICON icon file for windows. freeware

Mintty is a terminal emulator for Cygwin and MSYS - use this instead of Console or the default cygwin shell

ClipX is a tiny clipboard history manager. It is sweet, it is free, use it.

Free Xml Schema Definition (XSD) diagram viewer for Windows. Allows for XSD visualizations to be exported as images.

MarkdownPad is a full-featured Markdown editor for Windows.

Sizer is a freeware utility that allows you to resize any window to an exact, predefined size. This is extremely useful when designing web pages, as it allows you to see how the page will look when viewed at a smaller size. The utility is also handy when compiling screen-shots for documentation, using Sizer allows you to easily maintain the same window size across screen grabs.

RXTX binary distribution for 64-bit windows

The Sysinternals Troubleshooting Utilities have been rolled up into a single Suite of tools. This file contains the individual troubleshooting tools and help files. It does not contain non-troubleshooting tools like the BSOD Screen Saver or NotMyFault.

Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet. Fiddler allows you to inspect all HTTP(S) traffic, set breakpoints, and "fiddle" with incoming or outgoing data. Fiddler includes a powerful event-based scripting subsystem, and can be extended using any .NET language. Fiddler is freeware and can debug traffic from virtually any application, including Internet Explorer, Mozilla Firefox, Opera, and thousands more.

WinMerge is an Open Source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.

Allows you to create an unlimited number of virtual COM port pairs and use any pair to connect one COM port based application to another. Each COM port pair provides two COM ports. The output to one port is the input from other port and vice versa.

Console is a Windows console window enhancement. Console features include: multiple tabs, text editor-like text selection, different background types, alpha and color-key transparency, configurable font, different window styles

Excellent free screen capture utility for windows

libEMF is a C/C++ library which provides a drawing toolkit based on ECMA-234. The general purpose of this library is to create vector graphics files on POSIX systems which can be imported into StarOffice/OpenOffice. The Enhanced MetaFile (EMF) is one of the two color vector graphics format which is "vectorially" understood by SO/OO.

provides a common place for Swing developers to track inconsistencies in the Windows Look and Feel. Implements a supplamentary Windows Look & Feel that addresses a number of issues