Firebase alternatives

Open-source alternatives

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  Appwrite

  Fit: PartialCore overlap exists; named gaps need replacing or rebuilding.Fit is not feature parity. B Tier BPaid extras for admin, identity or audit BSD 3-Clause "New" or "Revised" License A permissive license similar to the <a href="/licenses/bsd-2-clause/">BSD 2-Clause License</a>, but with a 3rd clause that prohibits others from using the name of the copyright holder or its contributors to promote derived products without written consent. May Commercial useModificationDistributionPrivate use Must License and copyright notice No LiabilityWarranty Summary from GitHub's choosealicense.com Self-hostable: yesYou can run it on your own server.

  Backend auth, databases, files, functions and realtime overlap; replace Firebase SDKs, migrate users/data and reimplement security/permissions. Firebase analytics and mobile services require separate evaluation.

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  PocketBase

  Fit: Different approachSolves the same job differently; plan a redesign, not a copy.Fit is not feature parity. A Tier ANo paid feature gates in the self-run edition MIT License A short and simple permissive license with conditions only requiring preservation of copyright and license notices. Licensed works, modifications, and larger works may be distributed under different terms and without source code. May Commercial useModificationDistributionPrivate use Must License and copyright notice No LiabilityWarranty Summary from GitHub's choosealicense.com Self-hostable: yesYou can run it on your own server.

  Small single-server auth/realtime/file backend using SQLite; no Cloud Functions and vertical scaling only. Rewrite client calls and rules; FAQ reports no built-in data import/export helpers.

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  Supabase self-hosted stack

  Fit: Different approachSolves the same job differently; plan a redesign, not a copy.Fit is not feature parity. A Tier ANo paid feature gates in the self-run edition Apache License 2.0 A permissive license whose main conditions require preservation of copyright and license notices. Contributors provide an express grant of patent rights. Licensed works, modifications, and larger works may be distributed under different terms and without source code. May Commercial useModificationDistributionPatent usePrivate use Must License and copyright noticeState changes No Trademark useLiabilityWarranty Summary from GitHub's choosealicense.com Self-hostable: yesYou can run it on your own server.

  Postgres relational backend with auth, realtime and storage; rewrite Firebase SDK calls, security rules and document data into SQL schemas; self-hosting requires production operations.