Free-tier backend platforms

Backendless

Backendless is a visual app development platform that combines a UI builder, backend services, and a real-time database. It supports codeless frontend logic, API integration, user management, notifications, and serverless infrastructure for web and mobile applications.

Catalyst by Zoho

Catalyst by Zoho is a full-stack cloud development platform for building, testing, hosting, deploying, and optimizing applications. It provides platform-as-a-service capabilities together with backend...

Supabase

Supabase is a Postgres development platform that helps teams build backend infrastructure for modern applications. It combines a managed Postgres database with authentication, instant APIs, Edge Functions, realtime subscriptions, storage, and vector embeddings in a single platform.

LeanCloud

LeanCloud is a serverless backend platform that provides database storage, server-side logic with LeanEngine, instant messaging, push notifications, SMS, and multiplayer game services. It supports nat...

Appwrite

Appwrite is an open-source backend development platform that combines authentication, databases, storage, serverless functions, messaging, realtime subscriptions, hosting, and network services in one ...

YepCode

YepCode is a developer-first platform for building, running, and scaling integrations and automations in Node.js or Python. It executes code in isolated cloud sandboxes with support for secrets, dependencies, logs, audit trails, webhooks, schedules, cron jobs, REST API access, and MCP tool exposure.

Azure Functions

Azure Functions is Microsoft’s serverless compute service for building event-driven applications and backend workflows. It lets teams write code in their preferred language, connect to Azure services through triggers and bindings, and deploy without managing servers.

8base

8base is a backend-as-a-service and low-code application platform that provides a serverless GraphQL backend, CLI access, custom functions, and application hosting on AWS. It also includes an app buil...

Amazon API Gateway

Amazon API Gateway is a fully managed service for creating, publishing, maintaining, monitoring, and securing APIs at scale. It provides a front door for applications to access data, business logic, and backend functionality through REST APIs, HTTP APIs, and WebSocket APIs.

Convex

Convex is a backend platform for building applications in TypeScript. It combines a reactive database, file storage, text search, vector search, auth, crons, webhooks, and Node.js actions in a single ...