2714 packages found

    Media Type Database

    published 1.52.0 4 months ago
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    Check if a value is a plain object

    published 4.1.0 11 days ago
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    Detect the file type of a Buffer/Uint8Array/ArrayBuffer

    published 17.1.2 a month ago
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    Avro for JavaScript

    published 5.7.4 3 months ago
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    Get the native type of a value.

    published 6.0.3 2 years ago
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    Determine if an object is a Stream

    published 0.1.2 7 years ago
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    ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

    published 1.2.1 3 years ago
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    Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

    published 7.0.0 4 years ago
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    Function argument validation for humans

    published 1.0.0 14 days ago
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    Returns true if an object was created by the `Object` constructor, or Object.create(null).

    published 5.0.0 2 years ago
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    Check if something is a Node.js stream

    published 3.0.0 a year ago
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    the definitive JavaScript type testing library

    published 3.3.0 4 years ago
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    Returns true if the value is an object and not an array or null.

    published 4.0.0 3 years ago
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    Test if a double-precision floating-point numeric value is NaN.

    published 0.0.8 4 months ago
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    Infer the content-type of a request.

    published 1.6.18 3 years ago
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    Improved typeof detection for node.js and the browser.

    published 4.0.8 4 years ago
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    Test if a value is a function.

    published 0.0.8 4 months ago
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    Test if a value is a plain object.

    published 0.0.7 4 months ago
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