head to head · open source
Langflow vs shellcheck
Langflow has 156,339 GitHub stars, 10,330 forks, 1,056 open issues and last shipped yesterday. shellcheck has 40,282 stars, 1,973 forks, 1,137 open issues and last shipped 11 days ago. Langflow leads on adoption by 288% (156,339 vs 40,282 stars). Langflow is written in Python under MIT; shellcheck is written in Haskell under GPL-3.0. Langflow has attracted 7% as many forks as stars, shellcheck 5%. 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 | shellcheck | |
|---|---|---|
| GitHub stars | ★ 156K | ★ 40K |
| License | MIT | GPL-3.0 |
| Written in | Python | Haskell |
| Last push | 2026-11-05 | 2026-10-26 |
| Forks | ⑂ 10K | ⑂ 2.0K |
| 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 shellcheck if
- You want the shellcheck feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Haskell
- You evaluated both and shellcheck 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 shellcheck
ShellCheck A shell script static analysis tool ShellCheck is a GPLv3 tool that gives warnings and suggestions for bash/sh shell scripts: The goals of ShellCheck are To point out and clarify typical beginner's syntax issues that cause a shell to give cryptic error messages. To point out and clarify typical intermediate level semantic problems that cause a shell to behave strangely and counter intuitively. To point out subtle caveats, corner cases and pitfalls that may cause an advanced user's otherwise working script to fail under future circumstances. See the gallery of bad code for examples of what ShellCheck…
read the full shellcheck overview →
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Frequently asked questions
Is Langflow or shellcheck more popular?
Langflow has 156,339 GitHub stars and shellcheck has 40,282. Langflow has the larger community by that measure.
Are Langflow and shellcheck free?
Both are open source. Langflow is licensed under MIT and shellcheck under GPL-3.0. Neither carries a licence fee.
What is the difference between Langflow and shellcheck?
Langflow is written in Python and shellcheck in Haskell. 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 shellcheck?
Choose Langflow if you want the larger community (156,339 stars) or its MIT licence terms. Choose shellcheck if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.