head to head · open source
Langflow vs page-spy-web
Langflow has 156,368 GitHub stars, 10,338 forks, 1,056 open issues and last shipped today. page-spy-web has 5,638 stars, 357 forks, 51 open issues and last shipped 2 months ago. Langflow leads on adoption by 2,673% (156,368 vs 5,638 stars). Langflow is written in Python under MIT; page-spy-web is written in TypeScript under MIT. Langflow has attracted 7% as many forks as stars, page-spy-web 6%. Langflow was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| Langflow | page-spy-web | |
|---|---|---|
| GitHub stars | ★ 156K | ★ 5.6K |
| License | MIT | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-11-06 | 2026-09-18 |
| Forks | ⑂ 10K | ⑂ 357 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Langflow if
- You weight community size — 156K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick page-spy-web if
- You want the page-spy-web feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and page-spy-web fits your workflow better
About Langflow
Langflow is a powerful platform for building and deploying AI powered agents and workflows. It provides developers with both a visual authoring experience and built in API and MCP servers that turn every workflow into a tool that can be integrated into applications built on any framework or stack. Langflow comes with batteries included and supports all major LLMs, vector databases and a growing library of AI tools. ✨ Highlight features Visual builder interface to quickly get started and iterate. Source code access lets you customize any component using Python. Interactive playground to immediately test and…
read the full Langflow overview →
About page-spy-web
[page spy]: 'page spy' [license img]: [license url]: [release img]: [release url]: [download img]: [download url]: [browser ver img]: [browser ver url]: [uniapp ver img]: [uniapp ver url]: [wechat ver img]: [wechat ver url]: [alipay ver img]: [alipay ver url]: [taro ver img]: [taro ver url]: [harmony ver img]: [harmony ver url]: [sdk build img]: [sdk build url]: [sdk coveralls img]: [sdk coveralls url]: [api ver img]: [api ver url]: [api go img]: [api go url]: [node deploy]: [node deploy url]: [docker deploy]: [docker deploy url]: [bt deploy]: [bt deploy url]: PageSpy [![Release][release img]][release url]…
read the full page-spy-web overview →
More in Developer Tools
Related comparisons
More Frameworks & Platforms projects
Compare either of these against the rest of the Frameworks & Platforms field.
Frequently asked questions
Is Langflow or page-spy-web more popular?
Langflow has 156,368 GitHub stars and page-spy-web has 5,638. Langflow has the larger community by that measure.
Are Langflow and page-spy-web free?
Both are open source. Langflow is licensed under MIT and page-spy-web under MIT. Neither carries a licence fee.
What is the difference between Langflow and page-spy-web?
Langflow is written in Python and page-spy-web 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, Langflow or page-spy-web?
Choose Langflow if you want the larger community (156,368 stars) or its MIT licence terms. Choose page-spy-web if its feature set, stack or MIT licence fits better. Both are self-hostable.