All extensions

See Cosmos market analytics and signal scores directly on Polymarket market pages. For Cosmos Gold members.

Costumary Web Clipper

Save reference images from any page to your Costumary craft build boards. Right-click any image to clip it.

Cosy Eth Gas

Lightweight Ethereum mainnet gas tracker for Chromium browsers.

Cosy Reader

Save any web page to your Cosy Reader library with one click. Bookmark articles, blogs, and newsletters for later reading.

Cougar

The Cougar for your chrome browser. Selective and high quality wallpapers. Change Chrome browser background image to The Cougar

CountDown

Browser-based app which displays a Countdown timer to a selected date and time.

CountX SmartSync

Sync your Biolink data

CouponzCodez - Best Promo Codes

🛍️ Shopping

Find the best coupon codes and deals on CouponzCodez instantly!

Course Compass — Canvas Assignment Tracker & AI Study Tutor

Your Canvas assignments, sorted by what's due. Plus a study game, streaks, and Clipper — an AI tutor that knows your courses.

Coursify for SOLUS

See Coursify grades, Reddit & RateMyProfessors comments, and offerings while browsing Queen's SOLUS course pages.

Co-View Creator & Coding Intel

Educational companion: Live visual element review, dual-cursor multiplayer inspection, and creator metrics sync.

Cowpin

Save any page or all open tabs to Cowpin — tags, read-later, private.

CowSearch

A beautiful terminal-inspired search new tab override featuring Cowsay ASCII art.

Cozy Cat Lounging on a Soft Green Cushion

Cozy Cat Lounging on a Soft Green Cushion. Chrome theme featuring relaxing and indoor.

CozyListen

面向在线视频的逐句精听工具，支持按字幕片段跳转、暂停、星标和导出。

CPE SHOT

Capture full page screenshots by scrolling and stitching.

CPL Enhancer

🎬 Video & Media

Quality-of-life enhancements for CPLManager (tryouts, market, roster insights).

CR+

Anime ratings, seasonal discovery, Continue Watching controls and player enhancements: intro, outro and filler skipping.

Cracked Colors (T3)

This was inspired by looking at the cracks on the sidewalk. I added a mix ofncolor to the background to bring it some more life.

3.97

Crayons

The interface is an image of two sharpened red and blue colored pencils placed on two red and blue backgrounds, looking very…

CREA

Assistant IA CREA — panneau latéral sur toutes les pages

CreatorCrack

Outlier scores right on YouTube, title check inside YouTube Studio, and one-click video capture into your CreatorCrack studio.

CrediTracker

Track, measure and level up your AI workflow with real-time productivity scoring, XP tracking, and personalised insights.

CrewGIF — Region GIF Recorder

🧑‍💻 Developer Tools

Drag-select a region of the current tab (or record the whole tab), record up to 25 seconds, and save an optimized animated GIF.