Freeware Descriptions:
AIV is an open source image viewer for Windows system. Runs on x86 and x64 machines (Windows XP and Windows Vista). AIV has support for all basic image formats including tiff, wmf and emf. It has support for basic image manipulation like scaling,making borders, changing color to black and white. Also support for generation of html based image album.
Here is complete features (taken from authors site):
AIV also comes with commandline tool called ait.exe. It has same features as AIV itself except you can use it through scripts(cmd or powershell) for manipulating a lot of images at once.

File Size / OS:
- 389 KB / Windows 9x - ME - 2000 - NT - XP - 2003 - Vista
Download AIV - An Image Viewer 1.0 Beta 2: