Search Results for tag "developer"

Developer Tools - toolbar button Requires Restart

Access and activate the native Firefox Web Developer tools faster through this toolbar button (menu). Button can be placed on any toolbar.

Rated 5 out of 5 stars (10)
4,783 users

JSONovich Compatible with Firefox 57+

Pretty-prints JSON content in the browser for easy, unobtrusive viewing.

Rated 4 out of 5 stars (47)
4,176 users

Stylish Tools Requires Restart

Quicker access to several Stylish features through a toolbar button and/or keyboard shortcuts. Available for Firefox, Thunderbird, and SeaMonkey

Rated 4 out of 5 stars (3)
586 users

Display Page Resolution Compatible with Firefox 57+

Displays the page's current resolution in a tidy box at the top right.
Requires zero permissions and completely open source.

Rated 5 out of 5 stars (3)
338 users

Open Pesticide Compatible with Firefox 57+

Outlines each element on the page to help you visualize their dimensions and overcome those annoying CSS layout issues.
Requires zero permissions and completely open source.

Rated 5 out of 5 stars (7)
281 users

Version Icon Compatible with Firefox 57+

Shows the browser's version as icon

Rated 4 out of 5 stars (1)
149 users

Developer Excuses Compatible with Firefox 57+

Get a brand new developer excuse for every new tab ! Excuses from www.developerexcuses.com.

Rated 5 out of 5 stars (6)
70 users