Meta's Glean: Open-Source Code Indexing at Scale

Meta has open-sourced Glean, a powerful code indexing system designed for efficiency and scalability. Glean collects and processes information from source code, providing it to developer tools via a flexible query language called Angle. Its innovative incremental indexing tackles the challenges of massive codebases, enabling features like code navigation, search, and documentation generation. Glean's versatility supports diverse languages and custom data schemas, making it a valuable asset for developers.