head to head · open source
Langflow vs DevToys
Langflow has 156,368 GitHub stars, 10,338 forks, 1,056 open issues and last shipped today. DevToys has 32,193 stars, 1,787 forks, 340 open issues and last shipped 1 months ago. Langflow leads on adoption by 386% (156,368 vs 32,193 stars). Langflow is written in Python under MIT; DevToys is written in C# under MIT. Langflow has attracted 7% as many forks as stars, DevToys 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.
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Side by side
| Langflow | DevToys | |
|---|---|---|
| GitHub stars | ★ 156K | ★ 32K |
| License | MIT | MIT |
| Written in | Python | C# |
| Last push | 2026-11-06 | 2026-09-29 |
| Forks | ⑂ 10K | ⑂ 1.8K |
| 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 DevToys if
- You want the DevToys feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and DevToys 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 DevToys
DevToys A Swiss Army knife for developers. Introduction DevToys helps with daily development tasks by offering a bundle of tiny tools designed to do quick, specific tiny tasks. No need to use many untrustworthy websites to simply decode a text or compress an image. With Smart Detection, the app intuitively selects the best tool for the data on your clipboard. DevToys 2.0 comes with 30 default tools: Converters : JSON YAML, Date, Number bases... Encoders/Decoders : HTML, URLs, Base64, GZip, JWT, QR Code... Formatters : JSON, SQL, XML... Generators : Hash & Checksum, Lorem Ipsum, Password... Graphics Tools : Color…
read the full DevToys overview →
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Frequently asked questions
Is Langflow or DevToys more popular?
Langflow has 156,368 GitHub stars and DevToys has 32,193. Langflow has the larger community by that measure.
Are Langflow and DevToys free?
Both are open source. Langflow is licensed under MIT and DevToys under MIT. Neither carries a licence fee.
What is the difference between Langflow and DevToys?
Langflow is written in Python and DevToys in C#. 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 DevToys?
Choose Langflow if you want the larger community (156,368 stars) or its MIT licence terms. Choose DevToys if its feature set, stack or MIT licence fits better. Both are self-hostable.