XnView:
Is a utility for viewing and converting graphic files.
http://www.xnview.com/
RV :
RV is the next generation image and sequence viewer for VFX and animation artists. It was created in a high-end production environment by artists and engineers who needed a refined tool for working with film resolution, high dynamic range images. RV and RVIO, the batch image pipeline tool, combine to make powerful toolkit for working with moving images. http://tweaksoftware.com/
Pdplayer :
Pdplayer is a professional image sequence player and viewer for the 3D, CG and VFX industry, created by Asynthetic and distributed by Chaos Software. It supports most industry standard file formats including EXR, HDR, DPX, CIN, R3D, TGA, SGI, IFF, PIC and VRIMG. Multiple layers can be color-corrected and composed together in real time. http://www.pdplayer.com/
BgInfo :
It automatically displays relevant information about a Windows computer on the desktop’s background, such as the computer name, IP address, service pack version, and more. You can edit any field as well as the font and background colors, and can place it in your startup folder so that it runs every boot, or even configure it to display as the background for the logon screen. - DOWNLOAD PAGE -
ReNamer :
ReNamer is a very powerful and flexible file renaming tool, which offers all the standard renaming procedures, including prefixes, suffixes, replacements, case changes, as well as removing contents of brackets, adding number sequences, changing file extensions, etc. For advanced users, there is a PascalScript rule, which let users program their very own renaming rule
http://www.den4b.com/