GitHub Chat vs Undash: Which Chrome Extension tool is Best in 2025?

GitHub Chat is a free AI-powered Chrome extension launched by Bluera Inc. in 2025, designed to enable real-time conversations with GitHub repositories, files, wikis, or documentation. By integrating directly into GitHub’s interface or via githubchat.ai, it leverages advanced AI to provide instant answers about code, READMEs, or project details, enhancing developer productivity. It is ideal for programmers, open-source contributors, and cybersecurity researchers, it streamlines code comprehension and project navigation. Its intuitive interface, robust features, and ethical design make it essential for open-source contribution, code debugging, and cybersecurity research. By using GitHub Chat responsibly, users can accelerate their workflows, deepen code understanding, and excel in technical projects.

Undash is a a Chrome extension that automatically replaces em-dashes (—) with spaces as you type, paste, or use right-click options. It’s designed to make AI-generated text feel more human-like, which can be helpful for writers, students, and marketers. It processes text in real time, so you don’t need to do extra work. It offers a green badge when enabled and red when disabled for easy status checks. It ensures privacy by keeping all processing local, with no data collection. It works on most websites, like LinkedIn, Twitter, and Gmail, making it versatile.