DevLens

Quickly inspect page layous and visualize element boundries.

StyleSpy

Instantly analyze and copy CSS from any webpage element.

SpeedBost

Optimizes browser resource usage to accelerate page loading.

JSONWizard

Formats, validates, and prettifies JSON responses in browser

TabMaster Pro

Organizes browser tabs into groups and sessions.

ViewportBuddy

Simulates verious screen resolutions directly within the browser.

Markup Notes

Enables annotation and notes directly onto webpages for collaborate debugging.

GridGuides

Overplay customizable grids and alignment guides on any webpage.

Palette Picker

Instantly extracts color palettes from any webpage.

LinkChecker

Scans and hightlights broken links on any page.

DOM Snapshot

Capture and export DOM structure quickly.

ConsolePlus

Enhanced developer console with advanced filtering and logging.