Open Source Alternatives

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Handpicked Open Source Alternatives to Paid Softwares

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Open Source Alternatives

Alternatives
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Claude Code
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BaaS Open Source Tools - Page 2

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BaaS Open Source Tools

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3D Modeling
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20 projects, sorted by GitHub stars.

Centrifugo

Alternative toPusher

Scalable real-time messaging server with WebSocket support

10,892 GitHub stars
Licence Apache-2.0

Nhost

Alternative toFirebase

Firebase alternative: GraphQL, Postgres auth, and file storage

9,364 GitHub stars
Licence MIT
#BaaS

Manifest

Alternative toXano

One YAML file gives your app auth, CRUD, storage, and admin UI

7,595 GitHub stars
Licence MIT
#BaaS

Craft CMS

Alternative toContentful

Flexible developer-friendly CMS for content teams

3,617 GitHub stars
#CMS

Svix

Alternative toHookdeck

Webhook platform with delivery guarantees, retries, and signing

3,457 GitHub stars
Licence MIT

Kuzzle

Alternative toFirebase

Self-hosted backend with real-time API and search built in

1,668 GitHub stars
Licence Apache-2.0
#BaaS

Warrant

Alternative toWorkOS FGA

Run fine-grained authorization with RBAC, ABAC, and ReBAC

1,335 GitHub stars
Licence Apache-2.0

Namazu Elements

Alternative toPlayFab

Self-hosted game backend with matchmaking, leaderboards, and LiveOps.

21 GitHub stars
Licence MPL-2.0