Appwrite

Open source alternative to Firebase, AWS Amplify and Back4App

57.7K stars
BSD-3-Clause
Active this week
Last commit 2 days ago

Last verified Oct 20, 2026

Build self-hosted app backends with Appwrite's auth, databases, storage, functions, and real-time messaging in one open source platform.

Visit website GitHub57.7K Deploy on Hostinger

Read the full breakdownWho it is for, how it works, trade-offs, the quick start and the FAQ

who it's for

Who Appwrite is for#

Indie developers shipping SaaS products without a backend team

Appwrite provides auth, database, and storage through a single SDK without requiring a backend engineer. A solo developer can ship a full-featured web app with user accounts, file uploads, and real-time features by connecting the JavaScript SDK to a self-hosted Appwrite instance, skipping the need to configure Cognito, S3, and DynamoDB as separate AWS services.

Skip if:

Your SaaS requires complex relational data with joins and transactions. Appwrite's document database does not support SQL joins; teams with heavy relational requirements are better served by Supabase or a dedicated PostgreSQL setup.

Mobile teams building cross-platform apps with Flutter or React Native

Official Flutter and React Native SDKs let mobile teams use Appwrite auth, storage, and real-time subscriptions without writing custom API endpoints. Push notification delivery through the messaging module removes the need for a separate FCM/APNs integration layer on top of the backend.

Skip if:

Your app requires offline-first sync with automatic conflict resolution. Appwrite does not offer a local-first sync mechanism comparable to Firebase Firestore's offline persistence mode.

Startups migrating off Firebase to reduce costs and vendor dependence

Teams whose Firebase bills have grown unpredictably can migrate to Appwrite to shift from per-operation pricing to fixed server costs. Appwrite's data model is similar to Firestore (document collections with permission scopes), making migration more incremental than a full rewrite of the data layer.

Skip if:

Your team has no one comfortable with Docker and server administration. Appwrite Cloud mitigates this, but full cost savings require self-hosting, which carries ongoing maintenance responsibility.

Developers building AI-enabled applications with agent integrations

Appwrite's functions runtime and SDK support for MCP-compatible agents (Claude, OpenAI, Cursor) lets developers wire backend storage, auth, and messaging into AI application workflows without building custom middleware. The serverless functions layer handles integration between AI agent calls and Appwrite's data services.

Skip if:

Your application requires vector storage or embedding search. Appwrite does not include native vector database capabilities; RAG or semantic search workloads need a separate vector store paired with the Appwrite backend.

the problem

The problem it solves#

Building backend infrastructure from scratch takes weeks away from product work. Authentication flows, file storage, database connections, and serverless function pipelines each require separate services, separate billing, and separate maintenance cycles. Teams on Firebase or AWS Amplify trade that complexity for vendor dependence: pricing that scales unpredictably, data locked inside proprietary systems, and no path to self-hosting if requirements change.

The problem sharpens at scale. Firebase's Blaze plan charges per read, write, and delete operation, making cost forecasting difficult for read-heavy applications. AWS Amplify requires provisioning and managing IAM permissions across Cognito, S3, DynamoDB, and Lambda separately. Developers who want the convenience of an integrated backend platform, without the lock-in, have historically had limited options.

how Appwrite solves it

How it solves it#

Multi-provider authentication with MFA

Ships with 30+ sign-in methods including email/password, OAuth2 providers (Google, GitHub, Apple, and more), phone/SMS OTP, anonymous sessions, and JWT tokens. Multi-factor authentication is built in and session management is handled server-side, with no third-party auth service required.

Document database with real-time subscriptions

Provides a document-oriented database with collection-level permissions, attribute indexing, and real-time event subscriptions via WebSocket. Clients subscribe to collection or document events and receive updates pushed from the server, removing the need to poll for data changes.

File storage with encryption and image transformation

Stores files with automatic compression, AES-256 encryption at rest, and on-delivery image transformations (resize, crop, format conversion). Permissions are scoped per bucket and per file. Storage backends include local disk and S3-compatible providers.

Serverless functions in 13+ runtimes

Runs custom backend logic in Node.js, Python, PHP, Ruby, Go, Dart, Swift, and more. Functions trigger on HTTP requests, Appwrite internal events (user signup, file upload, database change), or scheduled cron jobs. Execution logs and history are visible in the Appwrite console.

Integrated messaging for push, email, and SMS

Sends push notifications (APNs, FCM), emails (Mailgun, Sendgrid, SMTP), and SMS (Twilio, Vonage, Textmagic) through a single messaging API. Topics let you segment subscribers for targeted delivery without managing a separate notification service alongside your backend.

strengths · trade-offs

Strengths and trade-offs#

Strengths

BSD-3-Clause license with no usage restrictionsThe BSD-3-Clause license permits commercial use, modification, and redistribution without requiring source disclosure. Unlike Firebase (proprietary) or tools under AGPL (which requires sharing modifications when running a modified version as a service), Appwrite's license imposes no usage restrictions on self-hosted deployments.
Single Docker deployment for the full backend stackOne Docker command brings up the complete Appwrite stack: API server, database, storage, functions runtime, and messaging. This contrasts with AWS Amplify, which requires provisioning separate AWS services (Cognito, DynamoDB, S3, Lambda) and managing IAM permissions across all of them before writing a single line of application code.
SDK coverage across web, mobile, and backend runtimesOfficial SDKs cover React, Next.js, Vue, Angular, iOS (Swift), Android (Kotlin), Flutter, and server-side runtimes including Node.js, Python, PHP, Go, and Rust. Most Firebase competitors offer a subset of these; Appwrite's breadth lets a cross-platform team use consistent APIs across all targets from the same backend instance.
Predictable infrastructure cost at scaleSelf-hosted Appwrite costs are bounded by server capacity, not by operation count. Firebase's Blaze plan charges per database read, write, and delete, which creates unpredictable bills for read-heavy applications. With Appwrite on a fixed server, the marginal cost of additional reads is zero beyond the base server cost.

Trade-offs

-Requires at least 2 CPU cores and 4GB RAMAppwrite's Docker stack is not lightweight. Documented minimums are 2 CPU cores, 4GB RAM, and 2GB swap. A shared $5/month VPS will not run it reliably. You need a dedicated instance on providers such as DigitalOcean, AWS, or Hetzner with at least a 2-core plan before expecting a stable deployment.
-Self-hosting transfers the maintenance burden to your teamYou are responsible for upgrades, backups, SSL certificate renewal, and uptime monitoring. Appwrite Cloud exists as a managed option, but teams that self-host for cost savings need someone comfortable with Docker and server administration. Firebase and AWS Amplify handle all infrastructure concerns on your behalf.
-No offline-first sync for mobile clientsFirebase Firestore has built-in offline persistence with automatic conflict resolution when connectivity returns. Appwrite does not offer a comparable local-first sync mechanism. Mobile apps that require offline data access and sync need to implement their own caching layer or choose a backend that ships this capability.
-Document database does not support SQL joins or transactionsAppwrite's database is document-oriented, not relational. Applications with complex relational data models requiring multi-table joins or ACID transactions are not well served by Appwrite's data layer. Teams with those requirements are better served by Supabase (PostgreSQL-backed) or a dedicated relational database alongside a lighter auth layer.

versus alternatives

Appwrite vs alternatives#

Appwrite vs Firebase

Firebase and Appwrite cover nearly identical surface area: user authentication, document databases, file storage, serverless functions, and real-time event subscriptions. The primary differences are ownership model and cost structure.

Feature	Appwrite	Firebase
License	BSD-3-Clause	Proprietary
Self-hosting	Yes	No
Database type	Document (collections)	Document (Firestore)
Pricing model	Fixed server cost	Per operation (variable)
Offline sync	No	Yes (Firestore)
Vendor	Appwrite Inc. + community	Google

Appwrite is the stronger choice when cost predictability matters, when data cannot leave your infrastructure, or when you need consistent SDK coverage across Flutter, iOS, Android, and multiple server runtimes from a single platform. Firebase is the better choice when you need offline-first sync for mobile clients (Firestore's strongest differentiator), when you are already deep in the Google Cloud ecosystem, or when your team has no capacity for server maintenance.

Appwrite vs AWS Amplify

AWS Amplify is the closest enterprise-tier comparison. Both provide auth, storage, functions, and APIs, but Amplify provisions native AWS services (Cognito, S3, DynamoDB, Lambda) under the hood, while Appwrite runs as a self-contained Docker stack.

Feature	Appwrite	AWS Amplify
License	BSD-3-Clause	Proprietary
Self-hosting	Yes	No
Setup complexity	Moderate (Docker wizard)	High (AWS ecosystem)
Cost model	Fixed server cost	AWS service pricing
Vendor lock-in	Low	High

Appwrite is a better fit for teams that want integrated backend services without learning the full AWS service surface. AWS Amplify is the stronger choice for teams already committed to AWS infrastructure, needing tight IAM policy control, or building applications that integrate deeply with other AWS services (SQS, SNS, RDS).

install · quick start

Quick start#

bash

```bash
# Self-hosted (Docker, Unix/macOS)
docker run -it --rm \
    --publish 20080:20080 \
    --volume /var/run/docker.sock:/var/run/docker.sock \
    --volume "$(pwd)"/appwrite:/usr/src/code/appwrite:rw \
    --entrypoint="install" \
    appwrite/appwrite:1.9.0
```

After the interactive setup wizard completes, access the Appwrite console at `http://localhost` (or your configured domain).

Minimum requirements: 2 CPU cores, 4GB RAM, 2GB swap, Docker Compose v2.

One-click deployments are also available on DigitalOcean, Akamai Compute, and AWS Marketplace.

tech stack · detected from GitHub

What it's built on#

Languages: JavaScriptPHPSwiftTypeScript
Frameworks: FlutterNext.jsReactReact Native
Infrastructure: Docker

frequently asked

FAQ#

Is Appwrite free to use?

Yes. The self-hosted version is open source under the BSD-3-Clause license and free to run on your own infrastructure with no usage limits or per-operation fees. Appwrite Cloud offers a free starter tier with usage caps, with paid plans above that. Most development and small-production workloads run comfortably on a self-hosted instance once a qualifying server is provisioned.

How does Appwrite compare to Firebase?

Appwrite covers the same core services: authentication, document databases, file storage, and serverless functions. The key differences are ownership and cost structure. Appwrite is self-hosted (or optionally cloud-hosted) with no per-operation pricing, while Firebase is Google-managed and charges per read, write, and delete on its Blaze plan. Appwrite's database is document-oriented like Firestore, so the data model translates directly, but Firebase has a larger ecosystem of third-party integrations and offline sync that Appwrite does not match.

Can Appwrite handle production workloads?

Yes, with appropriate server sizing. The documented minimum for a stable deployment is 2 CPU cores and 4GB RAM. Production workloads with significant concurrent traffic benefit from dedicated instances or Appwrite's multi-instance configuration for horizontal scaling. Appwrite has been in production use since 2019 and version 1.9.0 is the current stable release.

What does Appwrite use internally for its database?

Appwrite uses MariaDB for storing collections and documents, Redis for caching and real-time pub/sub, and InfluxDB for usage metrics. The database engine is abstracted behind the Appwrite API: you interact with collections and documents through the SDK or REST API rather than directly with MariaDB. You select the storage backend during the interactive install wizard.

Does Appwrite handle SSL and custom domains automatically?

Yes. The self-hosted setup includes a built-in Traefik reverse proxy that provisions SSL certificates via Let's Encrypt when you configure a custom domain during installation. No separate nginx or Caddy configuration is required for basic HTTPS on a self-hosted deployment.

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Appwrite vs Firebase

Feature	Appwrite	Firebase
License	BSD-3-Clause	Proprietary
Self-hosting	Yes	No
Database type	Document (collections)	Document (Firestore)
Pricing model	Fixed server cost	Per operation (variable)
Offline sync	No	Yes (Firestore)
Vendor	Appwrite Inc. + community	Google

Appwrite vs AWS Amplify

Feature	Appwrite	AWS Amplify
License	BSD-3-Clause	Proprietary
Self-hosting	Yes	No
Setup complexity	Moderate (Docker wizard)	High (AWS ecosystem)
Cost model	Fixed server cost	AWS service pricing
Vendor lock-in	Low	High

Who Appwrite is for#

Indie developers shipping SaaS products without a backend team

Skip if:

Mobile teams building cross-platform apps with Flutter or React Native

Skip if:

Startups migrating off Firebase to reduce costs and vendor dependence

Skip if:

Developers building AI-enabled applications with agent integrations

Skip if:

The problem it solves#

How it solves it#

Multi-provider authentication with MFA

Document database with real-time subscriptions

File storage with encryption and image transformation

Serverless functions in 13+ runtimes

Integrated messaging for push, email, and SMS

Strengths and trade-offs#

Strengths

Trade-offs

Appwrite vs alternatives#

Appwrite vs Firebase

Appwrite vs AWS Amplify

Quick start#

What it's built on#

FAQ#

Similar open-source tools#

Open source tools in these categories#

Cloud & Hosting

Backend Development

Developer Tools

Web & App Development

Find open source alternatives to paid software

Who Appwrite is for#

Indie developers shipping SaaS products without a backend team

Skip if:

Mobile teams building cross-platform apps with Flutter or React Native

Skip if:

Startups migrating off Firebase to reduce costs and vendor dependence

Skip if:

Developers building AI-enabled applications with agent integrations

Skip if:

The problem it solves#

How it solves it#

Multi-provider authentication with MFA

Document database with real-time subscriptions

File storage with encryption and image transformation

Serverless functions in 13+ runtimes

Integrated messaging for push, email, and SMS

Strengths and trade-offs#

Strengths

Trade-offs

Appwrite vs alternatives#

Appwrite vs Firebase

Appwrite vs AWS Amplify

Quick start#

What it's built on#

FAQ#

Similar open-source tools#

Open source tools in these categories#

Cloud & Hosting

Backend Development

Developer Tools

Web & App Development

Find open source alternatives to paid software