14.9k
Ts-pattern
An exhaustive Pattern Matching library for TypeScript, offering smart type inference for TypeScript developers.
👨💻
Development🔷
TypeScript🔨
Utils
3 Open Source Alternatives to io-ts
There are 3 open-source alternatives to io-ts in this directory. The most popular is Ts-pattern with 14.9k GitHub stars, followed by Type-buddy(424 stars). All are open source, free to use, and many can be self-hosted.
Quick comparison
| # | Tool | Stars | Language | License |
|---|---|---|---|---|
| 1 | Ts-pattern An exhaustive Pattern Matching library for TypeScript, offering smart type inference for TypeScript developers. | 14.9k | TypeScript | MIT License |
| 2 | Type-buddy A powerful type checking library for ensuring type safety in JavaScript and TypeScript projects. | 424 | 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 io-ts
424
Type-buddy
A powerful type checking library for ensuring type safety in JavaScript and TypeScript projects.
👨💻
Development🟡
JavaScript🔷
TypeScript🔨
Utils
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 io-ts?
The top three are Ts-pattern(14.9k stars), Type-buddy(424 stars), Untypeable(378 stars). All are open source and free to use.
Are these alternatives to io-ts 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 io-ts?
Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.
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