--- description: "Technology stack preferences for new code: Postgres DB, .NET/Python/Rust backend, React/Tailwind frontend, OpenAPI for APIs. Apply when creating new projects, choosing frameworks, or making technology decisions." alwaysApply: false --- # Tech Stack - Prefer Postgres database, but ask user - Depending on task, for backend prefer .Net or Python. Rust for performance-critical things. - For the frontend, use React with Tailwind css (or even plain css, if it is a simple project) - document api with OpenAPI