Best Open Source Alternatives to FlutterFlow

Compare the best free and open-source alternatives to FlutterFlow — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated August 2026 · 6 alternatives

FlutterFlow

Proprietary SaaS

PricingFreemium

Platformsweb, desktop, macos, windows, mobile, ios, android

WebsiteVisit site

FlutterFlow alternatives compared

Open-source alternatives to FlutterFlow, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
NocoDB	64,379	AGPL-3.0	WebDockerLinuxmacOS	Yes	Aug 2026	Visit
Appsmith	40,534	Apache-2.0	WebDockerLinuxmacOS	Yes	Aug 2026	Visit
ToolJet	38,277	AGPL-3.0	WebDockerLinuxmacOS	Yes	Aug 2026	Visit
Budibase	28,180	GPL-3.0	WebDockerLinuxmacOS	Yes	Jul 2026	Visit
Lowdefy	2,995	Apache-2.0	WebDockerLinuxmacOS	Yes	Jul 2026	Visit
Baserow	0	MIT	WebDockerLinuxmacOS	Yes	—	Visit

Top open-source FlutterFlow alternatives

NocoDB64,379AGPL-3.0

An open-source NoCode platform that turns any database into a smart spreadsheet.

WebDockerLinuxmacOSWindows

vs FlutterFlow: a free, open-source option you fully control, licensed AGPL-3.0.

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Appsmith40,534Apache-2.0

An open-source platform to build internal dashboards, admin panels, and tools quickly.

WebDockerLinuxmacOSWindows

vs FlutterFlow: a free, open-source option you fully control, licensed Apache-2.0.

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ToolJet38,277AGPL-3.0

An open-source low-code platform to build internal tools and dashboards without engineering effort.

WebDockerLinuxmacOSWindows

vs FlutterFlow: a free, open-source option you fully control, licensed AGPL-3.0.

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Budibase28,180GPL-3.0

An open-source low-code platform for building web applications and workflows fast.

WebDockerLinuxmacOSWindows

vs FlutterFlow: a free, open-source option you fully control, licensed GPL-3.0.

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Lowdefy2,995Apache-2.0

An open-source low-code framework to build web apps, dashboards, and admin panels using YAML.

WebDockerLinuxmacOSWindows

vs FlutterFlow: a free, open-source option you fully control, licensed Apache-2.0.

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Best Open Source Alternatives to FlutterFlow

FlutterFlow

FlutterFlow alternatives compared

Top open-source FlutterFlow alternatives

More alternatives to FlutterFlow

Baserow