Top CHROME GitHub Repositories & Tools (2026)

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Offline, privacy-first grammar checker. Fast, open-source, Rust-powered

Open-source GEO content engineering and multi-site distribution platform with AI quality inspection, illustrated admin help, hosted sites, browser-assisted publishing, and signed updates.

Cross-platform local MCP capabilities for ChatGPT with Chrome integration, Goal, Compact & Resume, and durable multi-agent workflows.

A simple zero-config tool to make locally trusted development certificates with any names you'd like.

The only browser automation that bypasses anti-bot systems. AI writes network hooks, clones UIs pixel-perfect via simple chat.

Sync your browser to storage you own. No middleman, no account, no tracking

Better Lyrics for YouTube Music - Enhance YouTube Music with beautiful time-synced lyrics, multilingual support, real-time translations and more ✨

Paw Work - selection-first web agent for Chrome: select on the live page, describe the outcome, take away an editable office file. BYOK, sandboxed, no server.

A browser extension that redirects popular sites to alternative privacy friendly frontends

:cloud: Sync your bookmarks privately across browsers and devices

The cross-browser extension framework.

Automated driver management and other helper features for Selenium WebDriver in Java

JavaScript API for Chrome and Firefox

The headless Chrome/Chromium driver on top of Puppeteer. Take screenshots, generate PDFs, extract text and HTML with a production-ready API.

Change the appearance of the web instantly

Improving GitHub's Forks list discoverability through automatic filtering. The project offers an online tool and a Chrome extension.

A customizable read mode web extension.

Firefox CSS Theme/Style for manual customization

Browser4 — an AI-native browser engine for autonomous agents, intelligent extraction, and large-scale web automation.