I’m certain there are many talented developers here, who are racking their brains looking for THE best new add-on.
Why not open up a section for users to suggest their ideas for applications? It may also be useful for developers to ask users for feedback. The challenge may be preventing it from becoming a complaint area.
But in any case, open up the process to the users. Build what they want. Developers can be more successful, Firefox will meeet the needs of more people, and Firefox users will be happy and loyal.
Another possibility might be a webform for ideas or an email listing.
To give you an idea, I will mention an idea. It may be something only I would use, and something tells me it may not be technically feasible.
I want to create some form of personal sticky note/popup directly attached to a URL. This will serve as a reminder about a partcicular company, or product, etc. Whenver I go to one website, I might see the note (choose the third menu item.) At another for a product, I might say, “This is what you gave Robert last year.” Another might say, "This is NOT the manual–go to Url,
They would need to be private/personal, and pop up automatically whenI get to certain web pages.
If I have posted inappropriately or in the wrong place, I apologize.