npm

1693 packages found

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Detect the file type of a Buffer/Uint8Array/ArrayBuffer

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published 12.4.014 days ago
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Runtime validation and processing of JavaScript types

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published 2.0.0a month ago
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Media Type Database

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published 1.42.02 months ago
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A little library for asserting types and values.

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published 10.1.225 days ago
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Get the native type of a value.

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published 6.0.22 years ago
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Check if something is a promise

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published 3.0.04 months ago
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Infer the content-type of a request.

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published 1.6.187 months ago
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Runs typescript type checker and linter on separate process.

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published 3.1.07 days ago
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Returns true if an object was created by the `Object` constructor.

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published 3.0.06 months ago
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Determine if an object is a Stream

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published 0.1.25 years ago
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Returns true if the value is an object and not an array or null.

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published 4.0.07 months ago
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Check if a string or buffer is SVG

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published 4.2.06 months ago
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Description

the definitive JavaScript type testing library

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published 3.3.0a year ago
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Description

Check if something is a Node.js stream

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published 2.0.07 months ago
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Description

Select unist nodes using css-like selectors

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published 3.0.018 days ago
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ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

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published 1.2.16 days ago
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Utility to check if a node passes a test

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published 4.0.15 days ago
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Description

Stringify an object/array like JSON.stringify just without all the double-quotes

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published 3.3.0a year ago