696 packages found
A little library for asserting types and values, with zero dependencies.
- type
- types
- type-check
- type-checking
- duck-typing
- arguments
- parameters
- values
- data
- contract
- assert
- check
- verify
- safe
Useful data types for javascript
Arrays.
- stdlib
- stdtypes
- types
- data
- structures
- typed
- arrays
- array
- typed-array
- typed array
- vector
- matrix
- ndarray
- buffer
- View more
A little library for asserting types and values.
- type
- types
- type-check
- type-checking
- duck-typing
- arguments
- parameters
- values
- data
- contract
- assert
- check
- verify
- safe
Multidimensional arrays.
- stdlib
- stdtypes
- types
- data
- structures
- typed
- typed array
- typed-array
- array
- vector
- matrix
- ndarray
- tensor
- multidimensional
- View more
Allocate a buffer containing a provided string.
A simple npm package that predicts data types for comma-separated values, including JSON objects, and validates URLs, phone numbers, email addresses, and geolocation data within string values.
A simple TypeScript library providing type guards for the primitive types in JavaScript.
- type
- types
- type-check
- type-checks
- type-checking
- predicate
- predicates
- type-predicate
- type-predicates
- type-assert
- type-asserting
- type-assertion
- type-assertions
- type-guard
- View more
Advanced Charting / Charts supporting Javascript / Typescript / React / Angular / Vue
Advanced Data Grid / Data Table supporting Javascript / Typescript / React / Angular / Vue
A simple and composable way to validate data in JavaScript (and TypeScript).
Datatable component for Mantine UI, featuring asynchronous data loading support, pagination, multple rows selection, column sorting, custom cell data rendering, row context menu, row expansion and more
Effortlessly convert your JSON Object to JSON Schema, Mongoose Schema, or a Generic template for quick documentation / upstart.
- json
- schema
- object
- convert
- manipulate
- traverse
- types
- type
- is
- generate
- produce
- mongoose
- generic
- validation
- View more
Runtime validation types for TypeScript.
128-bit complex number.
Buffer.
Uint8Array.
- stdlib
- stdtypes
- types
- data
- structure
- array
- typed
- typed array
- typed-array
- uint8array
- uint8
- uint8_t
- integer
- int
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64-bit complex number.
Uint32Array.
- stdlib
- stdtypes
- types
- data
- structure
- array
- typed
- typed array
- typed-array
- uint32array
- uint32
- uint32_t
- integer
- int
- View more
Advanced Data Grid / Data Table supporting Javascript / Typescript / React / Angular / Vue