alternatives to
Google's hosted app backend with auth, databases, storage, functions and hosting. A closed product from Google.
| Tool | Fit | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|---|
| Supabase | Full replacement | 111k | Apache-2.0 | Open source | Yes | TypeScript | v1.26.08 | 2026-10-06 |
| Appwrite | Full replacement | 58k | BSD-3-Clause | Open source | Yes | PHP | 2.3.0 | 2026-10-06 |
| Parse Server | Full replacement | 21k | Apache-2.0 | Open source | Yes | JavaScript | 9.10.3 | 2026-10-05 |
| Convex | Full replacement | 13k | Other | Source available | Yes | TypeScript | precompiled-2026-09-28-5c7cb5b | 2026-10-06 |
| Nhost | Full replacement | 9.3k | MIT | Open source | Yes | TypeScript | cli@1.51.2 | 2026-10-06 |
| PocketBase | Partial | 61k | MIT | Open source | Yes | Go | v0.40.4 | 2026-10-02 |
| Hasura GraphQL Engine | Partial | 32k | Apache-2.0 | Open source | Yes | TypeScript | v2.50.3 | 2026-10-06 |
| RxDB | Partial | 23k | Apache-2.0 | Open source | Yes | TypeScript | 17.6.0 | 2026-10-06 |
| Instant | Partial | 11k | Apache-2.0 | Open source | Yes | TypeScript | none | 2026-09-28 |
| TrailBase | Partial | 5.6k | OSL-3.0 | Not checked | Yes | Rust | v0.34.4 | 2026-10-05 |
| Kuzzle | Partial | 1.7k | Apache-2.0 | Open source | Yes | TypeScript | v2.59.0 | 2026-10-06 |
11 alternatives
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
Postgres with auth, storage, realtime, edge functions and generated APIs.
Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime and more
Auth, databases, storage, functions, messaging and realtime, self-hosted or cloud.
Parse Server for Node.js / Express
Database, auth, files, push and cloud functions behind one API, on Node.js with MongoDB or PostgreSQL.
The open-source reactive database for app developers
A reactive database with server functions in TypeScript, file storage and auth.
The Open Source Firebase Alternative with GraphQL.
Postgres with a GraphQL API through Hasura, auth, storage and serverless functions.
Open Source realtime backend in 1 file
Auth, a SQLite database with realtime subscriptions and file storage in one binary.
Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events.
GraphQL and REST APIs generated over Postgres and other databases, with permissions; auth and storage come from elsewhere.
The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/
Offline-first local database for JavaScript apps that syncs with a backend you run; no hosted auth, functions or storage.
Instant is the best backend for AI-coded apps. You get auth, permissions, storage, presence, and streams — everything you need to ship apps your users will love.
A realtime relational database with auth, permissions and storage, queried from the client.
An open, sub-millisecond, single-executable Firebase alternative with type-safe APIs, built-in WebAssembly runtime, realtime subscriptions, auth, MCP and admin UI built on Rust, SQLite (PG) & Wasmtime.
One executable with a SQLite database, auth, realtime APIs and a WebAssembly runtime.
Open-source Back-end, self-hostable & ready to use - Real-time, storage, advanced search - Web, Apps, Mobile, IoT -
Realtime database API, auth and pub/sub on top of Elasticsearch.