Could be? Rated 1 out of 5 stars
This might or might not be useful... if we knew what it was!
English Only Rated 1 out of 5 stars
Information and description needs to be included in the countries that will be using Firfox Addons. You should not have to use a translator and/or go into your settings to change everything to read instructions and descriptions.
Rated 1 out of 5 stars
It looks like more of a web site promo rather than an add-on.
Need more information. . . Rated 1 out of 5 stars
The creator really needs to write a clear, concise, and detailed description, that explains exactly what functions this add-on called, "xMarklet" performs. There also needs to be more screen shots of "xMarklet" in use. If the creator uses these suggestions, this add-on might become more of a success.