All extensions

allow user to like or dislike a problem on codeforces

CG Calc (UIU)

A simple calculator for computing CGPA based on target grades

Cha-Ching - Find Cheaper Alternatives

Automatically find cheaper alternatives for products across supported websites

Chainless Maps

🛍️ Shopping

Dims chain businesses in Google Maps results so independent places stand out.

Chameo

Learn languages from the videos and songs you love

Champion Coupon Saver - Official Coupons & Best Deals

🛍️ Shopping

Champion Coupon Finder-This browser extension automatically finds and applies the best coupons and promo codes on Champion.

Change Hack picture

👾It’s like hacking a website—images on every site are replaced with cybersecurity-themed photos. - How to stop "Change Hack…

Chặn kênh Youtube cho trẻ trên Tivi và điện thoại

Hỗ trợ các ba mẹ chặn hàng nghìn kênh độc hại trên Youtube Tivi và điện thoại với 1 click

Channel Bridge - Kalypso Extension

Wtyczka integrująca system Kalypso z Channel Bridge

ChannelDB: Find Similar YouTube Channels & Stats

Find similar YouTube channels in your language, plus growth, rankings and ratings for every channel, right on YouTube.

ChannelMover Helper

Playlist migration for channelmover.com — API + UI automation

Chaos Roulette

Playfully unpredictable browsing — subtle surprises, always under your control.

Chapel of the Cross, Chapel Hill

The Chapel of the Cross, Chapel Hill, North Carolina. Copyright bodford.com.

3.06

chapter - sports without the spoilers

🎬 Video & Media

Experience "always live" viewing for your favorite sports, enhanced with one-click navigation to every key moment.

Character Counts

🧑‍💻 Developer Tools

This extension shows how many characters are in a selection. It will also convert between ASCII (char), ASCII (int), & 8-bit (Byte).

CharCount Pro

Professional character, word, and readability counter for any text on the web.

ChartPop

Stop opening new tabs! Instantly see stock prices and mini charts by hovering over tickers on any webpage.

chartr.ai

Turn ideas and content instantly into beautiful, shareable charts

Chat Clip

Bookmark and save AI conversations across ChatGPT, Claude, and Gemini. Free account sign-in required.

ChatGPT Back to Refer

Click Ask ChatGPT quoted snippets to jump back to the original message.

ChatGPT Backup

Save ChatGPT conversations as Markdown or HTML.

ChatGPT Conversation Copier

Copy or download full ChatGPT shared conversations as clean Markdown.

ChatGPT Copy Fixer

Fixes ChatGPT's bullet point copy-paste formatting by removing extra paragraph tags

ChatGPT Folder Organizer

Organize your ChatGPT conversations into color-coded folders. Search, filter, and declutter your chat history.