GitHub Copilot is an AI-powered code suggestion tool developed by GitHub and OpenAI. It is a web-based service that integrates with the popular code repository platform GitHub and uses machine learning algorithms to suggest code snippets based on the context of what the developer is working on.

GitHub Copilot is similar to OpenAI's Copilot, which is designed to work with a variety of programming languages and code editors. However, GitHub Copilot is specifically built to work within the GitHub platform, making it easy for developers to access and use.

To use GitHub Copilot, a developer simply needs to install the GitHub Copilot extension in their code editor and connect it to their GitHub account. Once connected, GitHub Copilot can analyze the code in the repository and suggest code snippets that are likely to be useful based on the context of what the developer is working on.

GitHub Copilot has the potential to save developers a significant amount of time by suggesting code snippets that are commonly used or difficult to remember, allowing them to focus on higher-level tasks. However, as with any AI-powered tool, it is important for developers to review the suggestions carefully and ensure that the code is appropriate for their needs before using it in their projects.