Aider is an open-source command-line AI coding assistant that connects to any LLM (GPT-4o, Claude, local models) and works directly with your local Git repository. It can edit multiple files simultaneously, auto-commit changes with meaningful commit messages, and understands full project context. Aider scores among the highest on the SWE-bench coding benchmark. It is the tool of choice for developers who prefer terminal workflows and maximum model flexibility.
Stan cen: March 2026