Dev tools · alternatives · 2026

24 alternatives to XServer

NoSQL backend for mobile apps, websites and unity games

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. XServer launched in 2021; newer entries below may have overtaken it.

1. 1
   Cloud Functions for Firebase▲237

   Run your mobile backend code without managing servers

   2017 · its alternatives →

2. 2
   Supabase (Alpha)▲470

   An open source Firebase alternative

   2020 · its alternatives →

3. 3FA
   Firebase, a scalable real-time backend▲526

   2012 · firebase.com · its alternatives →

4. 4AO
   Appwrite – Open-Source and Self Hosted Firebase Alternative▲326

   2022 · github.com · its alternatives →

5. 5
   Serverless Cloud▲283

   Build full stack apps better and faster than everyone else

   2022 · its alternatives →

6. 6MN
   Minimal, no-JS web forum software▲392

   Hello HN! I've found my SQL knowledge to be lacking, so I made a project that uses SQLite as a backend. As it is intended for self-hosting I aim to make it easy to set up and maintain. Getting it up & running takes no more than a few commands (bar setting up a proxy such as nginx, which is out of scope). I've set up a "demo" site at https://forum.agreper.com/ if you want to try out the UI.

   2022 · github.com · its alternatives →

7. 7
   Realm React Native▲137

   The fastest database for cross platform mobile apps

   2016 · its alternatives →

8. 8
   Supabase (Beta)▲322

   The open source Firebase alternative.

   2020 · its alternatives →

9. 9
   Xano▲396

   The fastest way to build and deploy a scalable backend

   2021 · its alternatives →

10. 10OS
    Outerbase Studio – Open-Source Database GUI▲356

    We just launched Outerbase Studio, the open-source version of our core database offering. It works in your browser or as a desktop app and supports MySQL, PostgreSQL, and SQLite. What it does: • Connects to MySQL, PostgreSQL, and SQLite databases. • Spin up local databases directly through the UI, even if you don’t have one running. • Manage and query your data in a lightweight, intuitive interface. • Completely open source. Why we built it: We wanted to share the core Outerbase experience with the developer community as a free, open-source tool. It’s simple, fast, and removes the barriers…

    2024 · github.com · its alternatives →

11. 11OS
    Open-source Firebase Alternative? It's here▲153

    2022 · github.com · its alternatives →

12. 12
    8base▲211

    Bring powerful apps to market fast - 8base GraphQL Backend

    2020 · its alternatives →

13. 13
    Console 2.0▲253

    Backend as a Service, reimagined by Appwrite

    2022 · its alternatives →

14. 14
    Reindex▲161

    GraphQL backend as a service

    2016 · its alternatives →

15. 15
    StaticBackend▲118

    Low code self-hosted backend API to build web apps

    2023 · its alternatives →

16. 16
    Nhost▲237

    The open source Firebase alternative with GraphQL

    2022 · its alternatives →

17. 17
    Backendflow▲135

    The future of no-code backend development

    2023 · its alternatives →

18. 18ES
    Easy Serverless GraphQL APIs with Serverless Framework AppSync▲90

    2019 · github.com · its alternatives →

19. 19
    Hippobase▲171

    Self-host open source databases in one click

    2021 · its alternatives →

20. 20WI
    Webapp.io - Free firecracker-based full-stack hosting▲120

    2023 · webapp.io · its alternatives →

21. 21
    Gridsome▲91

    A Jamstack framework for Vue.js, build apps fast by default

    2021 · its alternatives →

22. 22
    Backendless▲99

    Build scalable apps at lightning speed, coding optional

    2023 · its alternatives →

23. 23
    Zeroqode Backend▲150

    Deploy your backend without code in a few days

    2018 · its alternatives →

24. 24
    AxentHost▲115

    Free game server hosting

    2024 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →