Freeware Descriptions:
All-in-One Sidebar (AiOS) is a sidebar control, inspired by Opera´s. Click on the left edge of your browser window to open the sidebar and get easy access to all your panels. It lets you quickly switch between sidebar panels, view dialog windows such as downloads, add-ons, and more in the sidebar, or view source code or websites in the sidebar. It includes a slide-out button and a toolbar, all of which can be extensively customized.
Here is complete features (taken from authors site):
You can set the orientation to left or right, set the minimum, default and maximum width and the behavior on browser startup. All-in-One Sidebar provides enhancements for many built-in features, which are related to the sidebar. The options dialog gives you the ability to configure many features, behaviors and the appearance of All-in-One Sidebar.
Enjoy a clear browser window, more toolbar space and much more…
Supported Browsers:
- Firefox 3.0 - 3.1b4pre
- Flock 2.0.* - 2.0.*
What´s New in version 0.7.10:
- theme compatibility fixes
- key mapping conflict with default shortcuts
- some pages zoomed when displayed in MultiPanel
- “Automatically Scroll to Selected Folder” (Bookmarks & History) doesn´t work correct

File Size / OS:
- 387 KB / Windows 9x - ME - 2000 - NT - XP - 2003 - Vista
Download All-in-One Sidebar 0.7.10: