Free firefox bookmarks software for windows

Firefox extension that will let you have bookmarks with thumbnails and detailed previews of their targets Visual Bookmarks are bookmarks with a thumbnail and full-sized preview of the webpage they point to.
Visual Bookmarks si a Firefox extension will let you to capture a part of the webpage you are viewing as an image, then add labels/tags to make a visual bookmark. You can then view these bookmarks in a gallery that can be arranged by keywords. Useful for sites you remember visually, such as photos and videos. The extension can be accessed through either a status bar icon, right click, the tools menu, or a toolbar button. Please see preview images for a better idea.
System requirements:
- Firefox: 2.0 ? 2.0.0.*

Magic Bookmarks: It allows the user to save his favorite sites in very organized way and allow opening multiple sites from the same category in one click only! (Instead of opening each site at a time). Another important value is that each user got its own Bookmarks organized in its personal file under its user, and the switching of the user is done by two mouse clicks! Also Magic Bookmarks keeps the favorites organized without any bind to any Browser (at any time you can open the bookmarks in FireFox and a second after you can open them in Internet Explorer), its simply keeps all the data to it self, and allows to open the desired sites with Internet Explorer, FireFox or Opera. The organization process of the favorites became very simple and fast, and not bounded to any browser.
Features:
*) Multi user support (each user can have its own completely personal bookmarks).
*) Very Powerful Tray Icon mode (full control over the bookmarks)
*) FireFox, Internet Explorer and Opera Support.
*) Its possible to import your bookmarks from FireFox Internet Explorer and Opera.
*) Perfect for portable purpose (USB flash disk, etc), you can keep your bookmarks with yourself anywhere you go.
*) The program currently got 2 supported interface languages: English and Hebrew, and got some other nice features.

Bookmark Keys is an extension for Mozilla Firefox that will enable you to easilu access Bookmarks Toolbar items with keyboard shortcuts. Uses Ctrl + [1 to 9].