All extensions

Toggle predefined cookies on/off with one click.

cookie取得デモ

chromeManifestV3でクッキー取得デモ

Copilot Credit Badge

Show floor(Copilot AI credits used / 100) as a dollar amount. Refresh every 5 minutes.

Copy as Git Branch

Copy selected text as a Git branch name

Copy as Markdown

Select anything on a page, right-click copy, get clean Markdown (headings, lists, code, tables, links, images).

Copy Code from Medium articles

Add copy buttons to code blocks on Medium articles

Copy HTML for AI

Right-click any element to copy its HTML to your clipboard, so you can easily explain a page to an AI.

Core Web Vitals Live Badge

Live tracking of Google Core Web Vitals continuously updating in your browser badge. Powered by getseo.pro.

CORS Bypass Master

Bypass CORS restrictions for fetch API by modifying response headers.

Cotegory for github

categolizer of github repositories

Coversy - Cover Letter

LinkedIn ve Indeed ilanlarından tek tıkla Coversy ile ön yazı oluştur.

CPJournal: coding contest importer

Reads coding contest sites (online judges such as Codeforces, AtCoder, and USACO) to import your own submissions into CPJournal.

Craigslist Scam Detector

Instantly scan any Craigslist listing for scam red flags — risky payment requests, urgency language, missing contact info, and more.

Cron Lens

A chrome extension to add human readable context to cron expressions on web pages

Cron翻訳ツール

Cron式を自動検出して日本語に翻訳（最適化版）

Crosscheck

Multi-LLM deliberation in your browser — confer, debate, audit across models. For financial, research, and business work.

crucibleTools

crucible Tools

Crux

Crux in Chrome (Beta)

Crypto Address Generator

Generates random addresses for Ethereum, Solana, Sui, or Bitcoin

Css Ani Helper

Css Ani Helper

Css Compare

Pick two elements and compare their key computed CSS styles side by side.

CSS Dev Tool

An extension to test custom CSS easily outside of Dev Tools.

CSS Inspector: Copy Any Element to Tailwind

Hover any element to see its real CSS. Copy it as clean HTML + CSS or Tailwind, with fonts, colors and spacing. Built for devs.

CSS Inspector Pro

Professional CSS Inspector