kind-of
Get the native type of a value.
Latest release 6.0.3 - Updated - 252 stars
is-wsl
Check if the process is running inside Windows Subsystem for Linux (Bash on Windows)
Latest release 2.2.0 - Updated - 99 stars
is-plain-obj
Check if a value is a plain object
Latest release 2.1.0 - Updated - 61 stars
file-type
Detect the file type of a Buffer/Uint8Array/ArrayBuffer
Latest release 14.5.0 - Updated - 1.57K stars
is-number
Returns true if a number or string value is a finite number. Useful for regex matches, parsing, u...
Latest release 7.0.0 - Updated - 99 stars
is-plain-object
Returns true if an object was created by the `Object` constructor.
Latest release 3.0.0 - Updated - 71 stars
isobject
Returns true if the value is an object and not an array or null.
Latest release 4.0.0 - Updated - 60 stars
is-glob
Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it...
Latest release 4.0.1 - Updated - 44 stars
is-stream
Check if something is a Node.js stream
Latest release 2.0.0 - Updated - 65 stars
is-windows
Returns true if the platform is windows. UMD module, works with node.js, commonjs, browser, AMD, ...
Latest release 1.0.2 - Updated - 16 stars
@sindresorhus/is
Type check values
Latest release 2.1.1 - Updated - 912 stars
is-svg
Check if a string or buffer is SVG
Latest release 4.2.1 - Updated - 74 stars
path-type
Check if a path is a file, directory, or symlink
Latest release 4.0.0 - Updated - 41 stars
path-is-absolute
Node.js 0.12 path.isAbsolute() ponyfill
Latest release 2.0.0 - Updated - 31 stars
is-npm
Check if your code is running as an npm script
Latest release 5.0.0 - Updated - 48 stars
is-absolute-url
Check if a URL is absolute
Latest release 3.0.3 - Updated - 42 stars
is-fullwidth-code-point
Check if the character represented by a given Unicode code point is fullwidth
Latest release 3.0.0 - Updated - 26 stars
number-is-nan
ES2015 `Number.isNaN()` ponyfill
Latest release 2.0.0 - Updated - 20 stars
is-primitive
Returns `true` if the value is a primitive.
Latest release 3.0.1 - Updated - 18 stars
is-regex
Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag
Latest release 1.0.5 - Updated - 16 stars
is-finite
ES2015 Number.isFinite() ponyfill
Latest release 1.1.0 - Updated - 14 stars
is-descriptor
Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data ...
Latest release 3.0.0 - Updated - 9 stars
istextorbinary
Determine if a filename and/or buffer is text or binary. Smarter detection than the other solutions.
Latest release 5.0.0-next.1590821539.444b08db17a7f4c6dd041d6f3d05c4e7d7fbbf5f - Updated - 67 stars
is-ip
Check if a string is an IP address
Latest release 3.1.0 - Updated - 46 stars
is-installed-globally
Check if your package was installed globally
Latest release 0.3.2 - Updated - 43 stars
is-equal
Are these two values conceptually equal?
Latest release 1.6.1 - Updated - 43 stars
is-binary-path
Check if a file path is a binary file
Latest release 2.1.0 - Updated - 26 stars
p-is-promise
Check if something is a promise
Latest release 3.0.0 - Updated - 25 stars
is-obj
Check if a value is an object
Latest release 2.0.0 - Updated - 23 stars
is-symbol
Determine if a value is an ES6 Symbol or not.
Latest release 1.0.3 - Updated - 16 stars
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