The Top 23 Javascript Is Open Source Projects

Open source projects categorized as Javascript Is

Categories > Programming Languages > Javascript

most recent commit 8 years ago

JavaScript/Node.js utility. Returns `true` if the value is a number or string number. Useful for checking regex match results, user input, parsed strings, etc.

dependent packages 830total releases 15most recent commit 4 years ago

Is Plain Object ⭐ 105

Returns true if the given value is an object created by the Object constructor.

dependent packages 719total releases 13most recent commit 4 years ago

Isobject ⭐ 78

Is the value an object, and not an array or null?

dependent packages 1,616total releases 11most recent commit 3 years ago

Is Equal ⭐ 59

Are these two values conceptually equal?

dependent packages 78total releases 26most recent commit 6 months ago

Is Generator Function ⭐ 47

Is this an ES6 generator function?

dependent packages 244total releases 12most recent commit a year ago

Is Windows ⭐ 36

Returns true if the platform is Windows (and Cygwin or MSYS/MinGW for unit tests)

dependent packages 1,165total releases 6most recent commit 5 years ago

Unist Util Is ⭐ 30

utility to check if a node passes a test

dependent packages 277total releases 19most recent commit 9 months ago

Checkif.js ⭐ 30

Javascript check library

dependent packages 2total releases 10most recent commit 4 years ago

Is Git Url ⭐ 29

Regex to validate that a URL is a git URL.

dependent packages 92total releases 6most recent commit 7 years ago

Is Primitive ⭐ 27

Is the typeof value a javascript primitive?

dependent packages 228total releases 5most recent commit 6 years ago

Is Regex ⭐ 22

Is this value a JS regex?

most recent commit a year ago

Is Arrow Function ⭐ 21

Determine if a function is an ES6 arrow function or not.

most recent commit a year ago

Is Core Module ⭐ 20

Is this specifier a node.js core module?

dependent packages 1,507total releases 20most recent commit 6 months ago

Is Object ⭐ 19

Checks whether a value is an object, because typeof is a troll

dependent packages 321total releases 4most recent commit a year ago

React Create Component From Tag Prop ⭐ 19

Create a `react` component from a `tag` prop.

dependent packages 9total releases 10most recent commit 6 years ago

npm react-create-component-from-tag-prop} Downloads

Js Class Is ⭐ 16

Enhances a JavaScript class by adding an is<Class> property to compare types between realms.

dependent packages 85total releases 9most recent commit 4 years ago

Is Symbol ⭐ 16

Is this an ES6 Symbol value?

dependent packages 395total releases 5most recent commit a year ago

Is Negative Zero ⭐ 15

Is this value negative zero? === will lie to you.

dependent packages 910total releases 7most recent commit a year ago

Is Arguments ⭐ 14

Is this an arguments object? It's a harder question than you think.

dependent packages 296total releases 8most recent commit a year ago

Is Date Object ⭐ 12

Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

dependent packages 980total releases 6most recent commit a year ago

Is Dotfile ⭐ 12

Return true if the file is (or the file path has) a dotfile.

dependent packages 143total releases 7most recent commit 7 years ago

Is ⭐ 12

The definitive collection of is* functions for runtime type checking. Lodash-compatible, tree-shakable, with types.

dependent packages 4total releases 15most recent commit 6 months ago

The 10 Most Depended On Javascript Is Open Source Projects

Isobject ⭐ 78

Is the value an object, and not an array or null?

dependent packages 1,616total releases 11latest release April 28, 2019most recent commit 3 years ago

Is Core Module ⭐ 20

Is this specifier a node.js core module?

dependent packages 1,507total releases 20latest release October 21, 2023most recent commit 6 months ago

Is Windows ⭐ 36

Returns true if the platform is Windows (and Cygwin or MSYS/MinGW for unit tests)

dependent packages 1,165total releases 6latest release February 14, 2018most recent commit 5 years ago

Is Date Object ⭐ 12

Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

dependent packages 980total releases 6latest release August 05, 2021most recent commit a year ago

Is Negative Zero ⭐ 15

Is this value negative zero? === will lie to you.

dependent packages 910total releases 7latest release December 10, 2021most recent commit a year ago

Is Number ⭐ 156

JavaScript/Node.js utility. Returns `true` if the value is a number or string number. Useful for checking regex match results, user input, parsed strings, etc.

dependent packages 830total releases 15latest release July 04, 2018most recent commit 4 years ago

Is Plain Object ⭐ 105

Returns true if the given value is an object created by the Object constructor.

dependent packages 719total releases 13latest release September 09, 2020most recent commit 4 years ago

Is Bigint ⭐ 6

Is this an ES BigInt value?

dependent packages 518total releases 5latest release August 12, 2021most recent commit a year ago

Is Symbol ⭐ 16

Is this an ES6 Symbol value?

dependent packages 395total releases 5latest release May 08, 2021most recent commit a year ago

Is Map ⭐ 7

Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

dependent packages 376total releases 5latest release December 14, 2020most recent commit a year ago

The 10 Latest Releases In Javascript Is Open Source Projects

Is Equal ⭐ 59

Are these two values conceptually equal?

dependent packages 78total releases 26latest release October 21, 2023most recent commit 6 months ago

Is Core Module ⭐ 20

Is this specifier a node.js core module?

dependent packages 1,507total releases 20latest release October 21, 2023most recent commit 6 months ago

Is ⭐ 12

The definitive collection of is* functions for runtime type checking. Lodash-compatible, tree-shakable, with types.

dependent packages 4total releases 15latest release October 03, 2023most recent commit 6 months ago

Unist Util Is ⭐ 30

utility to check if a node passes a test

dependent packages 277total releases 19latest release July 07, 2023most recent commit 9 months ago

Is Array Buffer ⭐ 11

Is this value a JS ArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

dependent packages 372total releases 8latest release March 02, 2023most recent commit 9 months ago

Iobroker.apple Find Me ⭐ 11

ioBroker Adapter to get the current locations and other metrics of connected Apple devices.

dependent packages 2total releases 15latest release September 27, 2022most recent commit 2 years ago

Is Negative Zero ⭐ 15

Is this value negative zero? === will lie to you.

dependent packages 910total releases 7latest release December 10, 2021most recent commit a year ago

Is Bigint ⭐ 6

Is this an ES BigInt value?

dependent packages 518total releases 5latest release August 12, 2021most recent commit a year ago

Is Generator Function ⭐ 47

Is this an ES6 generator function?

dependent packages 244total releases 12latest release August 06, 2021most recent commit a year ago

Is Boolean Object ⭐ 5

Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

dependent packages 36total releases 5latest release August 05, 2021most recent commit a year ago