Browser extensions starting with C

Copies compatible funnel pages so they can be pasted into a funnel account.

Clifl reads YouTube page data and account identifiers during server-directed viewing tasks.

ClipType inserts typing controls that load button icons from img.icons8.com on the active page.

Adds a toolbar button that closes the currently selected tab.

Closes the Chrome download bar with a configurable keyboard shortcut.

Adds a unified CRM communications interface for calling, texting, and instant messaging.

Cloudhood can apply user-configured request headers and cookies to every URL your browser requests.

Cloudinary Media Inspector stores request and response headers for visited pages for local inspection.

Clown Wallet lets any website make the extension send an eth_chainId POST to a wallet RPC URL before approval.

This extension provides a first-person truck-jumping platform game in the browser.

Cnfans + rewrites CnFans product URLs to the author's affiliate ref code 37818.

CoCites [Beta] sends Google Scholar result titles to NCBI E-utilities to find matching PubMed IDs.

CoSchedule sends the current page URL, selected text, and discovered image URLs to app.coschedule.com when you open its share overlay.

Cobalt lets allowlisted websites read its full local wallet storage through external messages.

Formats and beautifies HTML, CSS, JavaScript, and JSON code in the browser.

Tracks friends’ Codeforces solutions from a problem page in one click.

Enhances Codeforces pages with contest participation, problem ratings, tag hiding, and saved question lists.

Codeforces POTD sends your Codeforces handle and streak updates to its backend.

Switch Codeforces between several custom visual themes with a quick toggle.

Codental Connect sends the active WhatsApp chat phone number to Codental patient search after login.

Cognism - Sales Intelligence Extension embeds a DataStax Langflow bearer token and sends AI prompt input to DataStax.

CoinTool - MetaSafe accepts page messages that can approve its wallet-warning dialog.

Colada DevTools stores page-posted Colada debugging payloads in the extension's local browser storage.

Collaboration 7 sends calendar meeting subjects and attendee emails to Wildix Integration Service when creating meetings.

Collaborator Link Assistant sends domains from Google and Ahrefs pages to collaborator.pro.

Create photo collages online from your added photos using free-form layouts or templates.

Colleague AI sends selected text, page URLs, screenshots, file uploads, and grading PDFs to api.colleague.ai.

This extension provides a colorful casual game about matching colored balls with the same colored button.

Color Picker loads Google Fonts from its popup, sending a request to Google when the extension UI opens.

Pick colors from web pages and copy them in RGB or HEX format.

This extension lets users play the Color Tower HTML5 arcade game in Chrome, including offline play.

Explore a color wheel to view hex/RGB values and build matching palettes.

Adds colored tags to bookmarks for easier searching, filtering, and organization.

Lets you choose the title bar color for websites opened as app shortcuts.

Exports comments from a TikTok video to a CSV file.

Overlays composition grids on images and videos in the browser for visual analysis.

ConcertPal removes Ticketmaster framing protections to load hidden pages and reuse the tmpt cookie.

Adds extra filtering options to Amazon product search results pages.

Conductor Monitoring sends active account-domain page URLs to Conductor's GraphQL API for monitoring checks.

Confluence Chrome Extension - Meetical sends Google Calendar event IDs to app.meetical.io when its event widget loads.

Confluence to Markdown reads page content from Confluence tabs and saves converted Markdown locally.

Refreshes a CloudResearch Connect dashboard at a user-defined interval.

This extension helps create LinkedIn posts, comments, connection notes, and cover letters with AI.

WhatsApp Contact Exporter sends WhatsApp Web page telemetry to Google Analytics.

Contact Extractor automatically extracts contact details from visited pages and stores up to 2,000 records locally.

Downloads electronic documents from the SRI portal with a click.

ContentStudio sends selected page and social-post content to its API for previews, short links, and publishing.

Search selected text from a customizable right-click menu of search engines.

This extension shows Optimizely experiments and QA tools for the current page.

Converts plain-text URLs on web pages into clickable links.

This extension provides online tools for converting and processing PDFs, images, Office documents, and other files.

Cookie Decliner sends visible page text and the current URL from every HTTP(S) tab to carmesin.me.

Cookie Editor reads cookies for selected domains and lets users copy or export them locally.

Cookie Viewer reads and displays cookies for the current tab when its popup opens.

Cookies Transfer exports cookies for a user-entered website into a local JSON download.

Cool Papers Redirector sends selected text from any page to papers.cool when its search fallback runs.

Translates selected or typed words with keyboard shortcuts and subtitle clicks on Netflix.

Copies selected webpage text as a hyperlink to the current page.

Copy URLs from highlighted text using a right-click menu option.

Copies selected content as plain text without styling or formatting.