Version: 1.1.12
Description:
--*!Attention!*-- THIS PROGRAM WAS NOT MADE BY ME! It was made by the awesome and amazing Timeslip, whose site can be viewed here. It was released under the GPL (GNU General Public License). This is part of the description Timeslip has written for his great program:
Oblivion Mod Manager, as its name suggests, is a utility for managing oblivion mods. It can just be used as an enhanced version of the data files selector on the oblivion launcher, with sorting and load-order reordering capabilities, but there are a lot more features which can only be used when mods are packed as .omod files. You can easily clean all files belonging to the mod out of your data folder, view the readme without unpacking the mod, e-mail the mod author, visit their website or view detailed information about the file. The main advantage though is that an omod can contain a script which can tell obmm which other mods a mod depends on, which mods it conflicts with, the order in which the esps must load, automatically register new bsa files, make ini or shader package tweaks, etc. My aim was to make it nearly impossible to install the mod incorrectly.
obmm also includes several other non-omod releated utilities which are useful to mod users or makers. These include:

The full description can be read on Oblivion Mod Manager's official page.
PS: Oblivion is a game in the "The Elder Scrolls" series by Bethesda Softworks.