{"id":"firebase-firestore-api","name":"Firebase Firestore","af_score":78.1,"security_score":null,"reliability_score":null,"what_it_does":"Google's scalable, serverless NoSQL document database with real-time sync, offline support, and a REST API, designed for mobile and web app backends.","best_when":"You're building a mobile or web app where real-time sync is critical, you're already in the Google/Firebase ecosystem, and your data model fits documents with sub-collections.","avoid_when":"Your data is highly relational, you need complex server-side queries, or you're cost-sensitive at scale.","last_evaluated":"2026-03-01T09:50:05.577486+00:00"}