API and Backend Builders

Backend platforms for a mobile or web app that need real logic, not just a spreadsheet standing in for a database. Auth, custom endpoints, and server-side workflows get built visually, then called from any front end over a standard API.

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   Supabase

   Open-source Firebase alternative with instant REST and GraphQL APIs, auth, storage, and realtime features for Postgres.

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   n8n

   Open-source workflow automation with visual API orchestration, custom integrations, and webhook support for backend workflows

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   Strapi

   Open-source headless CMS that auto-generates REST and GraphQL APIs from custom content types you define.

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   Appwrite

   Open-source backend server with REST, GraphQL, and realtime APIs for auth, databases, storage, and functions.

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   Hasura

   Instantly converts any Postgres database into production-ready GraphQL and REST APIs with built-in authorization rules.

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   Convex

   Backend-as-a-service combining document storage with TypeScript functions, syncing data to frontends in realtime with zero extra work.

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   Caspio

   No-code platform for database-driven web apps with auto-generated APIs, targeting businesses that want apps without custom code.

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   Baserow

   Open-source database platform with spreadsheet UI, REST API generation, and plugin architecture for self-hosted deployment.

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   NocoDB

   Open-source platform that transforms relational databases into REST and GraphQL APIs with a spreadsheet-like interface

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    Payload

    TypeScript-based headless CMS that generates instant REST and GraphQL APIs with built-in admin UI and real-time management.

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    Back4App

    Backend-as-a-service running Parse Server with a hosted database, REST and GraphQL APIs, plus cloud functions for app logic.

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    Firebase

    Google's backend-as-a-service with realtime NoSQL database, authentication, hosting, and cloud functions.

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    Xano

    No-code backend platform for building Postgres-backed REST APIs with visual logic, no server coding required.

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    Superblocks

    Enterprise low-code platform for building internal applications with backend logic, API connections, and data workflows

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    AWS Amplify

    Amazon's low-code platform for backend APIs via GraphQL, plus auth, storage, and functions for web and mobile.

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    AWS AppSync

    AWS managed GraphQL service for building scalable APIs across multiple data sources

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    Backendless

    Visual low-code backend platform with database, user management, and drag-and-drop logic builder publishing REST APIs.

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    PostgREST

    Open-source server that automatically creates REST APIs from PostgreSQL schemas with built-in authentication

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    Wappler

    Visual backend builder that generates REST APIs, databases, and server-side logic with AI-powered design assistance.

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    Directus

    Open-source data platform layering REST and GraphQL APIs onto any existing SQL database with a built-in content management interface.

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    Appmaster

    No-code platform that generates production-grade backend code for REST APIs, GraphQL, and database models with source code export.

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    Azure Data API Builder

    Microsoft tool generating REST and GraphQL APIs directly from SQL Server, MySQL, and PostgreSQL databases with built-in authorization

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    BuildShip

    AI-powered low-code visual backend platform for building REST APIs, scheduled jobs, and database CRUD operations on Google Cloud.

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    DreamFactory

    REST API generation platform creating documented APIs from SQL and NoSQL databases with role-based access control

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    Encore

    Backend framework for TypeScript with automatic infrastructure provisioning, database management, and API generation.

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    Medusa

    Open-source headless commerce framework with REST and GraphQL APIs built on Node.js

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    NocoBase

    Open-source no-code platform with automatic REST API generation, relational data modeling, and extensible plugin architecture

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    PocketBase

    Single-file open-source backend combining SQLite database, file storage, user authentication, and realtime APIs in one deployable Go binary.

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    PostGraphile

    Open-source tool generating GraphQL APIs from PostgreSQL schemas with automatic CRUD operations

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    Saleor

    Open-source headless commerce platform with GraphQL-first API and multi-channel support

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    ToolJet

    Open-source low-code platform with 80+ database and API integrations for building internal tools with backend logic

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    A

    Amplication

    Open-source code generator for REST APIs and GraphQL with automatic database scaffolding and role-based access control.

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    Blitz.js

    Full-stack Next.js framework eliminating the API layer between frontend and database with built-in auth and database access patterns

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    DhiWise

    Code generator platform that creates production-ready REST APIs, GraphQL, and backend logic from visual schemas and database configurations.

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    N

    Nhost

    Open-source backend merging Postgres, GraphQL APIs, auth, file storage, and serverless functions into one deployable managed platform.

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    Rowy

    Low-code backend platform on Google Cloud and Firebase combining spreadsheet UI with cloud function workflows.

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    Vendure

    Open-source headless commerce framework built on TypeScript and GraphQL with separate admin and storefront APIs

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    W

    Wasp

    Full-stack framework with domain-specific language for building backend APIs, authentication, and database schemas alongside React frontends

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    Flowise

    Open-source visual AI workflow builder with LLM integrations, agent support, and API endpoints for backend automation.

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    Reflex

    Python full-stack framework that generates FastAPI and React code from pure Python, eliminating JavaScript.

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    Teable

    Postgres database platform with spreadsheet UI, real-time collaboration, and automatic REST API generation.

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    D

    DB2Rest

    Instant REST API generator that maps SQL database tables directly to HTTP endpoints with zero configuration.

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    Flowlet

    Low-code API platform combining visual interface with code access for developers building backend logic and APIs

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    R

    Roadiz

    Headless CMS with REST and GraphQL APIs, polymorphic content modeling, and zero-code schema building.

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    Kuzzle

    Open-source backend supporting REST, WebSocket, and MQTT protocols over a document database, purpose-built for IoT and realtime web apps.

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    P

    Parse Platform

    Community-run open-source mobile backend with database, push notifications, and REST and GraphQL APIs, forked from Facebook's original Parse.

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