foobar2000 An advanced freeware audio player for the Windows platform. Some of the basic features include full unicode support, ReplayGain support and native support for several popular audio formats.
Winamp A graphical player for Windows. And the only one that supports MilkDrop.
VLC VLC media player is a highly portable multimedia player for various audio and video formats as well as DVDs, VCDs, and various streaming protocols.
VOBMerge VOBMerge is a tool for merging (joining) several .vob files into one file. This is useful for seamless playback or editing of DVD video on your harddrive.
VirtualdubMOD VirtualDubMod is a unification of several popular modifications of the famous video editing software VirtualDub. Unification of three projects, VirtualDubMPeg2, VirtualDubOGM, VirtualDubAVS and more.
SUPER An all-in-one video converter frontend for FFmpeg, MEncoder, MPlayer, x264, mppenc, ffmpeg2theora & the theora/vorbis RealProducer plug-in. Luckily their software is easier to use than their website. To get the file scroll to the bottom of the first page and click "Start Downloading Super". Then click on "download and use" amidst the red text. Scroll to the bottom of this page and click on "Download SUPER setup file".
DAEMON Tools Enables you to use your CD/DVD images as if they were already burned to CD/DVD.
bin2iso Converts RAW format (.bin) files to ISO/WAV format. Released July 25, 1999.
bin2iso shell integration .reg file which will allow you to right click on a .cue to convert an image.
7-zip Freeware file archiver which can pack 7z, zip, gzip, bzip2 and tar and unpack just about anything you'd want to including RAR and ISO.
UltraEdit Commercial software I've used for close to 10 years now. Great for programming, HEX editing, macros, and general text editing. Honestly worth every penny. There's a similar freeware program called Notepad++, however I prefer UltraEdit.
PuTTY A freeware implementation of Telnet and SSH for Win32 and Unix platforms.
TortoiseGit TortoiseGit provides a nice and easy user interface for Git version control systems.
TortoiseSVN TortoiseSVN provides a nice and easy user interface for Subversion version control systems.
TestDriven.Net TestDriven.Net makes it easy to run unit tests anywhere in your Visual Studio solutions. It supports all versions of Microsoft Visual Studio. Includes NUnit and NCover.
GhostDoc GhostDoc is a free add-in for Visual Studio that automatically generates XML documentation comments for C#. Either by using existing documentation inherited from base classes or implemented interfaces, or by deducing comments from name and type of methods, properties or parameters.
ReSharper A must-have productivity tool for .NET developers. Fully integrates with Visual Studio to extend functionality. ReSharper provides solution-wide error highlighting on the fly, instant solutions for found errors, advanced code refactorings, superior unit testing tools, handy navigation and search features, code formatting and cleanup, automatic code generation and templates, and a lot more productivity features for C#, VB.NET, ASP.NET, XML, and XAML.
InnoSetup Inno Setup is a free installer for Windows programs. First introduced in 1997, Inno Setup today rivals and even surpasses many commercial installers in feature set and stability.
Microangelo An icon editor that creates and edits icons for all Windows platforms.
Paint.NET A great replacement for MSPaint. It features an intuitive and innovative user interface with support for layers, unlimited undo, special effects, and a wide variety of useful and powerful tools.