AI Coding Tools: Prompts Revealed in GitHub Repo

A GitHub repository is revealing the system prompts for 28 different AI coding tools. This repository has gained significant attention, with over 138,000 stars and 34,000 forks. It includes the full prompt text for popular tools like Cursor, Windsurf, Devin, and Augment Code. Developers are using this resource to understand how these AI assistants actually behave. The repository, maintained by Lucas Valbuena, sees updates every few weeks. For example, the v0 directory was refreshed two weeks ago. The prompts are being seen as the true documentation for these tools, offering a clearer picture than marketing materials. This resource helps developers make more informed choices when evaluating AI coding assistants.