head to head · open source
web-builder vs f-flow
web-builder has 585 GitHub stars, 98 forks, 3 open issues and last shipped 8 days ago. f-flow has 530 stars, 63 forks, 10 open issues and last shipped 14 days ago. web-builder leads on adoption by 10% (585 vs 530 stars). web-builder is written in TypeScript under AGPL-3.0; f-flow is written in TypeScript under MIT. web-builder has attracted 17% as many forks as stars, f-flow 12%. web-builder was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (angular, drag-and-drop), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| web-builder | f-flow | |
|---|---|---|
| GitHub stars | ★ 585 | ★ 530 |
| License | AGPL-3.0 | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-12 | 2026-09-06 |
| Forks | ⑂ 98 | ⑂ 63 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick web-builder if
- You weight community size — 585 stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick f-flow if
- You want the f-flow feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and f-flow fits your workflow better
About web-builder
web builder is an open source, AI assisted low code platform for visually building and publishing responsive web pages and mini program screens, intended for front end and full stack teams that run a headless Drupal backend and want drag and drop layout work instead of hand written Tailwind markup.
read the full web-builder overview →
About f-flow
Foblex Flow is an MIT licensed, TypeScript, Angular native node editor library for teams building production workflow builders, AI pipelines, and interactive diagram editors, and it is aimed at Angular developers who want drag, connection, selection, and zoom behaviour without adopting a separate state model.
read the full f-flow overview →
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Frequently asked questions
Is web-builder or f-flow more popular?
web-builder has 585 GitHub stars and f-flow has 530. web-builder has the larger community by that measure.
Are web-builder and f-flow free?
Both are open source. web-builder is licensed under AGPL-3.0 and f-flow under MIT. Neither carries a licence fee.
What is the difference between web-builder and f-flow?
web-builder is written in TypeScript and f-flow in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, web-builder or f-flow?
Choose web-builder if you want the larger community (585 stars) or its AGPL-3.0 licence terms. Choose f-flow if its feature set, stack or MIT licence fits better. Both are self-hostable.