Superstruct vs Yup

Side-by-side — pricing, strengths, tradeoffs, and fit.

Superstruct

Simple and composable data validation for JavaScript and TypeScript.

Yup

Object schema validation for JavaScript and TypeScript.

At a glance

Open SourceFree Tier
◌ Declining·From $0
Open SourceFree Tier
◌ Declining·From $0

Overview

One-liner

Simple and composable data validation for JavaScript and TypeScript.

One-liner

Object schema validation for JavaScript and TypeScript.

Maturity

Declining

Maturity

Declining

Open source

✓ Yes

Open source

✓ Yes

Pricing

Free tier

✓ Available

Open source — free to use

Free tier

✓ Available

Open source — free to use

Starts at

$0

Starts at

$0

Model

Flat rate

Model

Flat rate

Enterprise

✕ None

Enterprise

✕ None

Best for

✓ Best for

JavaScript and TypeScript developers who need lightweight, flexible data validation.
Projects that require composable validation structures for complex data schemas.

✓ Best for

Developers working on TypeScript projects who need robust data validation.
Teams building complex forms that require extensive input validation.
Projects where consistent and reliable data validation is critical.

Not ideal for

✕ Not for

Teams requiring real-time data validation in a cloud environment.
Applications where heavy integration with backend services is necessary.

✕ Not for

Scenarios requiring real-time data validation in a distributed system.
Applications with extremely high throughput where performance overhead matters.

Strengths

↑ Strengths

Simple and composable data validation structures.
Support for both JavaScript and TypeScript.
Extensible with custom validators.
Lightweight and easy to integrate into projects.

↑ Strengths

Extensive validation methods for various data types.
Supports asynchronous validation and custom error messages.
Flexible schema definition with support for nested objects.

Weaknesses

↓ Weaknesses

Limited community support and small user base
Poor documentation for complex use cases
Performance issues with large datasets
Limited built-in validators, requiring custom implementations

↓ Weaknesses

Steep learning curve for new users
Limited documentation and examples
Frequent breaking changes between versions
Performance overhead for large datasets
Full Superstruct profile →Full Yup profile →