All extensions

Resize the current Chrome window or page viewport from built-in presets or your own saved sizes.

OSBE YouTube Shorts Remover

Remove YouTube Shorts from navigation, feeds, search results, recommendations, and direct viewing.

Osmosis

Passively learn a language by replacing words on any page with translations.

Otevřeno

Neoficiální motiv v barvách Otevřena. https://www.otevreno.org

Otium

A local-first browser workspace for organizing links, projects, notes, web data, and more from your new tab.

OurTab

An easy to share extension lets groups set up same customized links on members' new tab. Improves team collaboration and management.

OutboundHQ LinkedIn Connector

Sync your LinkedIn session to OutboundHQ for automated DMs — no copy-pasting required.

Outer Box Ruler

🧑‍💻 Developer Tools

Real-time spacing ruler & Tailwind/CSS generator for web elements and container distances.

Outils SEO & Mobile Devsource

🧑‍💻 Developer Tools

Analyse NoFollow/NoIndex et simule des appareils mobiles.

Outlier Lens — achados virais no YouTube

Mostra em cada vídeo quantas vezes ele performou acima da média do canal. Ache os vídeos-fórmula de qualquer canal em 1 segundo.

Over Dictionary

テキストを選択してCtrl（Macは⌘）を押しながら長押しすると、Geminiがブラウザの表示言語で意味を要約して表示します。

Overlay for 5e - Rules - Combat - Homebrew

🎬 Video & Media

Hotkey rules lookup for 5e: type a rule or table-slang, get the SRD answer. Combat tracker and homebrew. Offline, no network calls.

OverLord theme

OverLord theme: OverLord wallpaper for Google Chrome.

Overwatch

Overwatch

Overwatch theme

Overwatch theme: Overwatch wallpaper for Google Chrome.

Overwatch theme

Overwatch theme: Overwatch wallpaper for Google Chrome.

Overwatch theme

Overwatch theme: Overwatch wallpaper for Google Chrome.

OV supporter

OV supporter

Owlet Recipe Saver

Capture, review, print, and export recipes, or optionally save them to KitchenOwl.

Owl Resting Amidst Blooming Cherry Blossoms

Owl Resting Amidst Blooming Cherry Blossoms. Chrome theme featuring spring and branch.

Owls Nestled in a Tree During a Quiet

Owls Nestled in a Tree During a Quiet. Chrome theme featuring nature and wildlife.

Ozmyra

Ask Ozmyra about anything on a page, or run your saved skills and chains on selected text.

Pace Pets

🧑‍💻 Developer Tools

Tracks sanitized Codex usage history locally in your browser.

PacePilot — Smart Video Controller

Control web video—including embedded and custom players—with speed, seeking, loops, picture-in-picture, and Smart Silence.