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4629 packages found
A collection of essential TypeScript types
TypeScript's largest utility library
Strict TypeScript and Flow types for style based on MDN data
Custom React PropType validators that we use at Airbnb.
For use with React PropTypes. Will error on any prop not explicitly specified.
Type check values
Improved typeof detection for node.js and the browser.
stdlib TypeScript type declarations.
Utility Types Collection for TypeScript
The ultimate javascript content-type utility.
Type definitions for Bun, an incredibly fast JavaScript runtime
Types for OpenAPI documents.
Get the native type of a value.
Strongly typed, full-featured, light, versatile yet powerful Twitter API v1.1 and v2 client for Node.js.
Type definitions for common Sanity data structures
Babel preset for all Flow plugins.
Scalable, strongly typed GraphQL schema development
micromark utility with a couple of typescript types
Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
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Implements the WebIDL algorithms for converting to and from JavaScript values