# Explanation

Background and context to help you understand why Cendry works the way it does.

- [What is Firestore?](firestore.md) — A quick intro to Firestore and how Cendry maps to it.
- [Firestore SDK vs Cendry](comparison.md) — Side-by-side code comparison for every use case.
- [Architecture](architecture.md) — How the pieces fit together.
- [Design Decisions](design-decisions.md) — Why we made the choices we did.
