7.8k
Valibot
Valibot is a modular and type safe schema library designed for validating structural data with ease and reliability. 🤖
✅
Validation👨💻
Development🔷
TypeScript
3 Open Source Alternatives to Zod
There are 3 open-source alternatives to Zod in this directory. The most popular is Valibot with 7.8k GitHub stars, followed by Superstruct(7.1k stars). All are open source, free to use, and many can be self-hosted.
Quick comparison
| # | Tool | Stars | Language | License |
|---|---|---|---|---|
| 1 | Valibot Valibot is a modular and type safe schema library designed for validating structural data with ease and reliability. 🤖 | 7.8k | TypeScript | MIT License |
| 2 | Superstruct A simple, composable, and powerful way to validate data structures in JavaScript and TypeScript applications. | 7.1k | TypeScript | MIT License |
| 3 | Untypeable Get type-safe access to any API, with a zero-bundle size option. Ideal for developers who want type safety without added package weight. | 378 | TypeScript | — |
All open-source alternatives to Zod
7.1k
Superstruct
A simple, composable, and powerful way to validate data structures in JavaScript and TypeScript applications.
✅
Validation🟡
JavaScript🔷
TypeScript👨💻
Development
378
Untypeable
Get type-safe access to any API, with a zero-bundle size option. Ideal for developers who want type safety without added package weight.
🔁
API👨💻
Development🔷
TypeScript🛠️
Tools
Frequently asked questions
What are the best open-source alternatives to Zod?
The top three are Valibot(7.8k stars), Superstruct(7.1k stars), Untypeable(378 stars). All are open source and free to use.
Are these alternatives to Zod free?
Yes. Every tool listed here is open source and free to use in your own projects. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.
Can I self-host an alternative to Zod?
Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.
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