Alternatives and similar repositories for ultra:

Users that are interested in ultra are comparing it to the libraries listed below

• alephjs / aleph.js
  The Full-stack Framework in Deno.
  ☆5,256Updated last year
• tw-in-js / twind
  The smallest, fastest, most feature complete Tailwind-in-JS solution in existence.
  ☆3,825Updated this week
• tajo / ladle
  🥄 Develop, test and document your React story components faster.
  ☆2,655Updated 2 weeks ago
• lukeed / uvu
  uvu is an extremely fast and lightweight test runner for Node.js and the browser
  ☆2,979Updated 4 months ago
• dudykr / stc
  Speedy TypeScript type checker
  ☆5,786Updated 11 months ago
• cristianbote / goober
  🥜 goober, a less than 1KB 🎉 css-in-js alternative with a familiar API
  ☆3,161Updated 2 months ago
• chakra-ui / zag
  Finite state machines for building accessible design systems and UI components. Works with modern frameworks, and even just Vanilla JS
  ☆4,172Updated this week
• esm-dev / esm.sh
  A no-build CDN for modern web development.
  ☆3,268Updated this week
• preactjs / wmr
  👩‍🚀 The tiny all-in-one development tool for modern web apps.
  ☆4,931Updated 9 months ago
• nanojsx / nano
  🎯 SSR first, lightweight 1kB JSX library.
  ☆1,479Updated 3 weeks ago
• flightcontrolhq / superjson
  Safely serialize JavaScript expressions to a superset of JSON, which includes Dates, BigInts, and more.
  ☆4,301Updated last month
• nanostores / nanostores
  A tiny (286 bytes) state manager for React/RN/Preact/Vue/Svelte with many atomic tree-shakable stores
  ☆5,712Updated 4 months ago
• preactjs / signals
  Manage state with style in every framework
  ☆3,882Updated this week
• egoist / tsup
  The simplest and fastest way to bundle your TypeScript libraries.
  ☆9,552Updated this week
• parcel-bundler / lightningcss
  An extremely fast CSS parser, transformer, bundler, and minifier written in Rust.
  ☆6,690Updated last week
• arktypeio / arktype
  TypeScript's 1:1 validator, optimized from editor to runtime
  ☆4,102Updated this week
• rslint / rslint
  A (WIP) Extremely fast JavaScript and TypeScript linter and Rust crate
  ☆2,676Updated last year
• google / wireit
  Wireit upgrades your npm/pnpm/yarn scripts to make them smarter and more efficient.
  ☆6,133Updated this week
• stitchesjs / stitches
  [Not Actively Maintained] CSS-in-JS with near-zero runtime, SSR, multi-variant support, and a best-in-class developer experience.
  ☆7,754Updated 8 months ago
• remeda / remeda
  A utility library for JavaScript and TypeScript.
  ☆4,672Updated this week
• deepkit / deepkit-framework
  A new full-featured and high-performance TypeScript framework
  ☆3,264Updated last week
• marcj / TypeRunner
  High-performance TypeScript compiler
  ☆2,608Updated 2 years ago
• vanilla-extract-css / vanilla-extract
  Zero-runtime Stylesheets-in-TypeScript
  ☆9,703Updated 3 weeks ago
• capricorn86 / happy-dom
  A JavaScript implementation of a web browser without its graphical user interface
  ☆3,520Updated this week
• developit / redaxios
  The Axios API, as an 800 byte Fetch wrapper.
  ☆4,743Updated last year
• Mokshit06 / typewind
  The safety of Typescript with the magic of Tailwind.
  ☆2,250Updated 3 months ago
• sofn-xyz / mailing
  Build, test, send emails with React
  ☆3,615Updated 7 months ago
• chakra-ui / panda
  🐼 Universal, Type-Safe, CSS-in-JS Framework for Product Teams ⚡️
  ☆5,321Updated this week
• atlassian-labs / compiled
  A familiar and performant compile time CSS-in-JS library for React.
  ☆1,997Updated this week
• ben-rogerson / twin.macro
  🦹‍♂️ Twin blends the magic of Tailwind with the flexibility of css-in-js (emotion, styled-components, solid-styled-components, stitches …
  ☆7,972Updated 9 months ago