All extensions

Pause before you purchase. Lock specific shopping sites.

ONU - SECURE BROWSER

This application is for Chromebooks needing to utilize testing software within Ohio Northern University.

Onward

A reset, not a block. Guided grounding sessions instead of hard blocks.

On Your Feet

Funny pop-up reminders to stand up from your desk at the interval you choose. No accounts, no tracking.

Onyx Series

A beautiful onyx series with harmonious colors and elegant design elements.

Onyx Spirit Walkway

An onyx walkway glows beneath radiant skies as blossoms fall softly across lantern-lit steps. The scene blends floral harmony,…

Oolet

Buffering shoot and collect to it

OOO – Out of Office

Draft subscription pause emails in seconds. You send it — we never send on your behalf.

Oops All Elons!

Everyone is Elon, even you

OopsWrongTab - Share your screen, not your secrets.

Privacy-first tab redirector that saves you from embarrassing moments during screen sharing

OPA

OPA brand theme: Ink, Deep Violet and the Night Violet glow, per the 2026 Visual Identity Guidelines.

Opal Blossom Stairway

A stairway climbs beneath twilight skies, lit by opal lanterns as blossoms drift across every step. This anime theme merges radiant…

Opal Coast

A soft coastal Chrome theme with opal cliffs, turquoise water and warm sunrise light.

Opal Firefly Garden

An opal-lit garden glows beautifully as fireflies shimmer among drifting blossoms beneath moonlit skies. Lanterns radiate calm,…

Opaline Dream Corridor

An opal-toned corridor stretches into endless light, glowing with dreamlike colors that shimmer softly. Its calm gradients inspire…

Opal Rain Pavilion

Opal Rain Pavilion brings soothing anime-inspired elegance to your browser with a graceful lakeside pavilion surrounded by colorful…

Opal Sunrise Pagoda

Opal Sunrise Pagoda fills your browser with an elegant anime-inspired pagoda overlooking glowing valleys beneath brilliant sunrise…

OPC-AI-Summarizer

Extract clean article content and generate summaries using AI models (BYOK).

OpenAsGuest – Shared Link Access Checker

Check whether Google Drive and Dropbox file links open without signing in before you send them.

OpenAthens Resource Viewer

OpenAthens sign-in status, database list and configurable Athenize this URL links.

open-demo

Free open-source Scribe alternative for creating step-by-step guides from browser interactions

Open Environment Extension

Open current url in another tab replacing host url only but keeping the rest of the path.

Open heart flower

The image interface is a flower that is pink and shaped like a heart, it looks very beautiful and unique, the flower's tail is…

OpenHighlights: Private Web Highlighter & Web Clipper

Highlight web pages, clip selections to Markdown, add notes, annotate PDFs and read offline. Private, local-only, no account.