PostgREST Alternatives for Web

PostGraphile (previously known as PostGraphQL) is a free an open-source software project that lets you spin up GraphQL APIs on top of an existing PostgreSQL database, instantly. PostGraphile automatically detects tables, columns, indexes, relationships, views, types, functions and comments in your database. Based on that information it generates a GraphQL server and API which is automatically updated when changes are made to the database or its data.

Fauna is the data API for client-serverless applications. It provides web-native GraphQL interface, with support for custom business logic and integration with the serverless ecosystem. Fauna transforms the traditional DBMS into a Data API that gives you all of the capabilities of traditional database, without sacrificing flexibility, scale, and performance. By utilizing a globally-distributed storage and compute fabric, Fauna-powered applications are delivered to end-users fast and reliably on modern security infrastructure.

Supabase is a free and open-source self-hosted and SaaS provided alternative to Firebase. With Supabase you can add a realtime REST API to a PostgreSQL without writing a single line of code.

Firebase is a Platform-as-a-Service (PaaS) for hosting and develop mobile and web applications. With Firebase developers can move quickly and integrate with third-party software with less friction. Firebase provides an API that can packe your application into a single SDK that works cross-platform for iOS, Android, JavaScript and C++. The Firebase platform is owned by Google and to-date over 1.5 million applications has been shipped on the platform.