Browser extensions starting with C

Clears selected cache and browsing data from the browser with one click.

ClicSpy sends saved Facebook Ads Library ad-card details to nodeapi.tueducaciondigital.site.

Clipboard History stores text copied from any website, including selected password-field text, in Chrome sync storage.

Clipboard Inserter Redux repeatedly reads clipboard text and inserts it into the active page after the user clicks it.

Clippy fetches remote comment text and renders matching messages as HTML on pages where its content script runs.

Clock Tab can display Chrome Top Sites URLs and page titles on its new-tab page for local shortcuts.

Adds a toolbar button that closes tabs to the left of the current tab.

Close Tab loads a Buy Me a Coffee badge from cdn.buymeacoffee.com when you open its options page.

CloudCall scans webpages for phone numbers and sends matched numbers to CloudCall's GraphQL API.

CocoDoc - PDF Editor, Filler & Converter sends the current PDF page URL to CocoDoc tool pages when you use its PDF tools.

This extension provides information about installing and using Codex Executor for Roblox on a PC.

Codia AI Web2Figma captures the active page's DOM, URL, styles, and images into a local .codia export.

Codolio detects accepted coding-site submissions and records solved problem URLs in the user's Codolio workspace.

Customize Google Colab’s appearance with built-in themes or imported VS Code themes.

Checks webpage and entered colors for WCAG contrast compliance.

Color Picker for Chrome captures the visible tab and inserts the screenshot into the active page as a readable canvas.

Searches and converts color values across common formats with ColorHexa color information.

Colorizer - Bitrix24.Cloud sends Bitrix CRM record IDs and stored app keys to colorizer.duddev.ru.

This extension translates comic and manga images in the browser using OCR and multiple translation models.

CommenTron sends LinkedIn post and reply context to RocketPod after users click its injected AI comment controls.

Automatically dismisses YouTube’s “Continue watching?” prompt to keep playback running.

Convert Label forwards failed Vinted API request headers and bodies to convertlabel.com for error reporting.

This extension converts SVG files or SVG code into PNG images in Chrome.

Convert images to JPG, PNG, WebP, or AVIF from the browser context menu.

This extension lets you manage cookies and clear browsing data with one click.

Copy Cat loads its popup game's audio files over cleartext HTTP from www.noiseforfun.com.

Copy Dropdown Contents copies selected page dropdown option text into extension storage and then to the clipboard.

Copy HTML copies the active page's full HTML document to your clipboard when its popup runs.

Copies the current page title and URL as a rich-text link.

Copy URLs from all open tabs and open multiple clipboard URLs at once.

Exports DevTools network traffic from a tab as ready-to-use Python Requests code.

Copies open tab URLs and opens URLs from clipboard text in new tabs.

Shows a countdown to the next event you enter in Chrome.

This extension automates Coursera peer review form completion and submission.

Creator Hooks sends visible YouTube video IDs from YouTube pages to app.creatorhooks.com for saved-state lookups.

This extension lets users add nicknames to Amazon credit cards and checking accounts.

This extension adds Cristiano Ronaldo live video wallpapers to the browser new tab page.

Custom Ronaldo-themed pointer and click icons replace the standard Chrome cursor.

Crunchyroll Ad Skipper [QVI] sends Crunchyroll profile, watch history, and subscription data to me3x.online.

This extension expands Crunchyroll's player to fill the browser viewport without using fullscreen.

This extension adds colorful animated objects that trail the mouse cursor on regular web pages.

Adds a customizable browser button that opens a chosen URL.

This extension lets users change the font appearance in Gmail with a toolbar popup.

This extension lets users create custom search engines and launch them from the browser address bar.

Cut YouTube Videos with VideoSegments sends YouTube video IDs to db.videosegments.org for community segment metadata.

Cute Save Button lets pages trigger downloads of attacker-chosen media URLs.

This extension replaces the Chrome new tab page with a Cyberpunk 2077 Night City live wallpaper.

Cyberpunk 2077 Themed Homepage sends configured RSS feed URLs to api.allorigins.win when its RSS widget is used.

CÔNG CỤ ĐẶT HÀNG GIANG HUY LOGISTICS evaluates page scripts on supported shopping sites.

The extension uploads AI-chat titles, conversation IDs, and folder data to superchargeallai.com for premium cloud sync.

Smart Color Picker and Palettes places visible-tab screenshots into pages during picker mode.

css scanner can send selected page HTML and CSS to codepen.io when exporting to CodePen.

This extension uses Ctrl+number keyboard shortcuts to switch between browser tabs.

This extension provides a ChatGPT sidebar for Firefox users with an OpenAI account.

Enhances Perplexity with model switching, chat export, interface customization, and code block improvements.

Adds persistent noise to canvas fingerprinting signals while you browse.

cliget captures downloadable request URLs and headers, including cookies, to generate local curl, wget, or aria2 commands.

Installs Chrome Web Store CRX extensions in supported Firefox-based browsers.

Carbonalyser records per-site response byte totals locally while its user-started traffic analysis is running.