# OpenCGA Architecture

- [Catalog](/develop-2/components-1/catalog.md): Metadata and Clinical Data Database
- [Alignment and Coverage](/develop-2/components-1/alignment-and-coverage.md)
- [Variant Storage Engine](/develop-2/components-1/variant-storage.md)
- [Clinical Analysis](/develop-2/components-1/clinical.md)
- [Analysis Framework](/develop-2/components-1/analysis-framework.md)