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New TypeScript Utilities 2026

GitHub Libraries TypeScript Utilities

abbr/deasync 1K

added 4 weeks ago

Turns async function into sync via JavaScript wrapper of Node event loop

alexreardon/tiny-invariant 1K +2

added 1 month ago

A tiny invariant function

radashi-org/radashi 910

added 1 month ago

The modern, community-first TypeScript toolkit with all of the fast, readable, and minimal utility functions you need.

jashkenas/underscore 27K -12

added 10 months ago

Underscore.js is a utility-belt library for JavaScript

airbnb/ts-migrate 5K +2

added 11 months ago

A tool for helping migrate code to TypeScript. It takes a JavaScript, or a partial TypeScript, project in and gives a compiling TypeScript project out.

gka/chroma.js 10K +1

added 12 months ago

JavaScript library for all kinds of color manipulations.

pmndrs/valtio 10K +12

added 1 year ago

Valtio turns the object you pass it into a self-aware proxy.

vercel/ms 5K

added 1 year ago

Tiny millisecond conversion utility

ai/size-limit 6K +4

added 1 year ago

Size Limit is a performance budget tool for JavaScript. It checks every commit on CI, calculates the real cost of your JS for end-users and throws an error if the cost exceeds the limit.

sindresorhus/dot-prop 866 -4

added 1 year ago

Get, set, or delete a property from a nested object using a dot path

piotrwitek/utility-types 5K -2

added 1 year ago

Collection of utility types, complementing TypeScript built-in mapped types and aliases (think "lodash" for static types).

sindresorhus/type-fest 17K +29

added 1 year ago

A collection of essential TypeScript types

lodash/lodash 61K -112

added 1 year ago

A modern JavaScript utility library delivering modularity, performance, & extras.

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