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Lightweight Node.js version sniffing/comparison
CSS vendor prefix detection and property feature testing.
Detect native Symbol.toStringTag support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- symbol
- tostringtag
- class
- type
- typeof
- View more
Detect native Float32Array support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- float32array
- es2015
- es6
- typed array
- typed-array
- View more
Detect native Symbol support.
Detect native Float64Array support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- float64array
- es2015
- es6
- typed array
- typed-array
- View more
Detect native Buffer support.
Detect native Uint32Array support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- uint32array
- es2015
- es6
- typed array
- typed-array
- View more
Detect native Uint16Array support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- uint16array
- es2015
- es6
- typed array
- typed-array
- View more
Detect native Uint8Array support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- uint8array
- es2015
- es6
- typed array
- typed-array
- View more
Shared OpenFeature JS components (server and web)
Collection of 70+ type, feature & value checks
OpenFeature SDK for JavaScript
OpenFeature SDK for Web
Easily unit test LaunchDarkly feature flagged components with jest
Detect which ES6 (ES2015 and above) features are available
- detect
- es6
- feature
- class
- arrow function
- let
- array
- Map
- Set
- generator
- promise
- template string
- symbol
- destructuring
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Detect native generator function support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- generator
- generator function
- yield
- es2015
- es6
- View more
OpenFeature React SDK
Detect native Int32Array support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- int32array
- es2015
- es6
- typed array
- typed-array
- View more
Detect native Int16Array support.
- stdlib
- stdutils
- stdutil
- utilities
- utility
- utils
- util
- detect
- feature
- int16array
- es2015
- es6
- typed array
- typed-array
- View more