* [Electron v41.0.0](https://github.com/electron/electron) – Framework for building cross-platform desktop applications with web technologies. * [Less v4.6.0](https://github.com/less/less.js) – Dynamic stylesheet language that extends CSS with variables, mixins, and functions. * [Capacitor 7.6.0](https://github.com/ionic-team/capacitor) – Cross-platform API and code execution layer for running web apps natively on multiple platforms. * [SaaS Boilerplate 5.0.0](https://github.com/apptension/saas-boilerplate) – Complete SaaS starter kit providing frontend, backend API, admin panel, workers, and AWS-based scalable deployment. * [Ecovim v5.0.0](https://github.com/ecosse3/nvim) – Non-minimal Neovim configuration optimized for frontend development with TypeScript, React, Tailwind, and integrated tooling. * [PlayCanvas Editor v2.20.0](https://github.com/playcanvas/editor) – Visual editing environment for building WebGL, WebGPU, and WebXR applications. * [vue-tel-input v9.8.0](https://github.com/iamstevendao/vue-tel-input) – Vue component for international telephone input with country code selection and formatting. * [Tailwind CSS v4.2.2](https://github.com/tailwindlabs/tailwindcss) – Utility-first CSS framework for rapidly building custom user interfaces. * [css-what v8.0.0](https://github.com/fb55/css-what) – CSS selector parser that converts selectors into a structured format. * [Retype v4.3.0](https://github.com/retypeapp/retype) – High-performance static site generator that builds websites from simple Markdown files. * [Happo v6.6.0](https://github.com/happo/happo) – Library for integrating visual regression testing with happo.io platform. * [OpenUI5 1.146.0](https://github.com/UI5/openui5) – JavaScript-based library for building responsive enterprise-ready web applications. * [Discord Bot Client v3.9.0](https://github.com/aiko-chan-ai/DiscordBotClient) – Custom client for managing bot accounts on Discord, designed for power-users. * [Vanilla Framework v4.46.0](https://github.com/canonical/vanilla-framework) – Extensible CSS framework built with Sass for consistent theming and styling. * [Vite create-vite@9.0.0](https://github.com/vitejs/vite) – Next generation frontend build tool with fast server start, hot module replacement, and optimized production builds. * [mcp-ui client/v7.0.0](https://github.com/MCP-UI-Org/mcp-ui) – SDK providing interactive web components and UI resources for the Model Context Protocol. * [commercetools UI Application Kit v27.0.0](https://github.com/commercetools/merchant-center-application-kit) – Tools and components for developing Merchant Center customizations. * [Helsinki Design System v5.0.0](https://github.com/City-of-Helsinki/helsinki-design-system) – Design system with tools, resources, and guidelines for creating accessible user interfaces. * [Premailer v1.29.0](https://github.com/premailer/premailer) – Converts CSS into inline styles, fixes relative paths, checks CSS for email-client compatibility, and generates plain-text output. * [PostCSS Sorting 10.0.0](https://github.com/hudochenkov/postcss-sorting) – PostCSS plugin to keep rules and at-rules content in order. * [Casper v5.10.0](https://github.com/TryGhost/Casper) – Classic Ghost theme providing Handlebars templates, inline SVG icons, and a Gulp/PostCSS build setup. * [@nulogy/components v17.0.0](https://github.com/nulogy/design-system) – React-based component library providing themed, accessible UI primitives with typography and localization support. * [Wallace CLI v4.0.0](https://github.com/projectwallace/wallace-cli) – Pretty CSS analytics in the terminal. * [WinScript v2.1.0](https://github.com/flick9000/winscript) – Tool for creating custom scripts for Windows, featuring debloat, privacy, performance enhancements, and app installation. * [PostCSS Sort Media Queries v6.0.0](https://github.com/yunusga/postcss-sort-media-queries) – Plugin that sorts and merges CSS media queries using mobile-first or desktop-first ordering. * [phantomas v2.23.0](https://github.com/macbre/phantomas) – Headless Chromium-based web performance metrics collector and monitoring tool. * [Deco 1.179.0](https://github.com/deco-cx/deco) – Git-based visual content management system optimized for Deno, HTMX, and Tailwind applications. * [Maz UI v4.9.0](https://github.com/LouisMazel/maz-ui) – Lightweight and efficient library for building user interfaces with Vue 3 and Nuxt 3. * [ng-packagr 21.2.1](https://github.com/ng-packagr/ng-packagr) – Tool to compile and package Angular libraries in Angular Package Format. * [Preline UI v4.1.3](https://github.com/htmlstreamofficial/preline) – Set of prebuilt UI components based on the utility-first Tailwind CSS framework. * [Masala Design System v4.21.0](https://github.com/innovaccer/design-system) – Simple, customizable React component library for building faster, accessible, and visually consistent applications. * [timepicker-ui 4.2.0](https://github.com/pglejzer/timepicker-ui) – Modern TypeScript-based, framework-agnostic time picker with themes, touch support, and accessibility. * [Speckle 2.31.0](https://github.com/specklesystems/speckle-server) – First AEC data hub connecting various AEC tools to enhance data exchange and workflows. * [Primer Stylelint Config v13.6.0](https://github.com/primer/stylelint-config) – Sharable stylelint configuration enforcing GitHub's CSS rules. * [vite-css-modules v1.14.0](https://github.com/privatenumber/vite-css-modules) – Fixes Vite's CSS Modules handling so composes imports, PostCSS processing, HMR, and deduplication work correctly. * [Jailer v16.11.3](https://github.com/Wisser/Jailer) – Tool for database subsetting and relational data browsing. * [Layui v2.13.5](https://github.com/layui/layui) – Web UI component library that simplifies building web interfaces with a lightweight modular approach. * [Hedy 26.3.13](https://github.com/hedyorg/hedy) – Gradual programming language designed to teach programming and Python through progressively complex levels. * [Designsystemet v1.13.0](https://github.com/digdir/designsystemet) – Suite of tools for creating consistent and user-friendly design systems for public digital services. * [hacked-jekyll v3.1.0](https://github.com/piazzai/hacked-jekyll) – Responsive minimal Jekyll theme that displays a personal homepage formatted to resemble JSON. * [F1 Sensor Live Data Card v1.3.0](https://github.com/Nicxe/f1-sensor-live-data-card) – Custom Lovelace cards for the F1 Sensor integration that show live session data, tyre statistics, and race events on Home Assistant dashboards. * [resourcerer v2.2.0](https://github.com/noahgrant/resourcerer) – React hook- and HOC-based declarative REST data-fetching with client-side caching and request prioritization. * [Oruga UI v0.13.0](https://github.com/oruga-ui/oruga) – Lightweight Vue.js 3 UI component library without CSS dependencies, customizable and framework agnostic. * [Aksel v8.7.0](https://github.com/navikt/aksel) – Design system and portal for Nav including core components, icons, and style configurations. * [Vue PDF Viewer v3.10.0](https://github.com/vue-pdf-viewer/vue-pdf-viewer) – Flexible, high-performance Vue 3 PDF viewer component with customization, annotations, accessibility, and fast rendering for web and Nuxt apps. * [esbuild-sass-plugin v3.7.0](https://github.com/glromeo/esbuild-sass-plugin) – esbuild plugin that compiles Sass/SCSS to CSS with PostCSS, CSS modules, caching, and URL rewriting. * [PSWriteHTML v1.41.0](https://github.com/EvotecIT/PSWriteHTML) – PowerShell module for generating HTML reports, pages, and emails without needing HTML, CSS, or JavaScript knowledge. * [Panda @pandacss/astro-plug...](https://github.com/chakra-ui/panda) – Universal, type-safe, build-time CSS-in-JS framework supporting design tokens and scalable styling. * [Bubble Card v3.1.4](https://github.com/Clooos/Bubble-Card) – Minimalist and customizable card collection for Home Assistant with a pop-up feature. * [Oat UI v0.4.2](https://github.com/knadh/oat) – Ultra-lightweight, zero-dependency semantic UI component library for HTML, CSS, and JS with ~8KB footprint. * [styled-components styled-components@6....](https://github.com/styled-components/styled-components) – Library for styling React components using tagged template literals and CSS. * [GitHub-Dark v6.2.51](https://github.com/StylishThemes/GitHub-Dark) – Custom dark theme for the GitHub interface. * [Finsemble Seed 9.10.10](https://github.com/InteropIO/finsemble-seed) – Initial project template for creating a smart desktop application that integrates various smaller apps. * [Home Assistant Frontend 20260312.0](https://github.com/home-assistant/frontend) – Official frontend interface for managing and interacting with the Home Assistant platform. * [Open Self Service (O2S) create-o2s-app@3.0.0](https://github.com/o2sdev/openselfservice) – Framework for building composable customer self-service portals integrating multiple backend APIs. * [OpenWebF 0.24.18](https://github.com/openwebf/webf) – Browser-like runtime bringing web frameworks, DOM and CSS support plus Flutter integration for native-like cross-platform apps. * [Glific v6.9.2](https://github.com/glific/glific-frontend) – Frontend interface built with React for a two-way communication platform serving nonprofits. * [Orbit v1.4.8](https://github.com/zumerlab/orbit) – CSS framework for creating radial layouts and composing complex circular user interfaces using predefined classes. * [Markdown Viewer v4.0.1](https://github.com/c3er/mdview) – Standalone application that renders and displays Markdown files without editing features or requiring a web browser. * [AST Explorer v0.39.1](https://github.com/sxzz/ast-explorer) – Web tool for visualizing abstract syntax trees generated by various parsers. * [Kolibri v0.19.2](https://github.com/learningequality/kolibri) – Offline-first platform for teaching and learning with technology without requiring the Internet. * [loom v0.2.1](https://github.com/loom-go/loom) – Reactive component framework for TUIs, the web, and other platforms. * [Biome @biomejs/biome@2.4.8](https://github.com/biomejs/biome) – Performant toolchain for web projects that provides formatting and linting capabilities. * [Kotlin Wrappers 2026.3.13](https://github.com/JetBrains/kotlin-wrappers) – Kotlin wrappers for popular JavaScript libraries. * [WaveFox v1.9.149](https://github.com/QNetITQ/WaveFox) – Firefox theme for manual customization with various visual options. * [Builder.io @builder.io/react@9....](https://github.com/BuilderIO/builder) – Visual development platform for generating code from designs and components. * [Nativewind nativewind@4.2.3](https://github.com/nativewind/nativewind) – Utility-first Tailwind-compatible styling for React Native with build-time compilation and a minimal runtime. * [Prism code editor solid-pce@3.1.0](https://github.com/jonpyt/prism-code-editor) – Lightweight, extensible web code editor component overlaying syntax-highlighted code over a textarea. * [Boosted v1.1.0-ouds-web](https://github.com/Orange-OpenSource/Orange-Boosted-Bootstrap) – Framework based on Bootstrap with a focus on accessibility and ergonomic design. * [JSON-Server v1.0.0-beta.13](https://github.com/typicode/json-server) – Provides a full fake REST API from a JSON file with zero coding, runnable via CLI. * [analyze-css v2.4.33](https://github.com/macbre/analyze-css) – CSS selectors complexity and performance analyzer providing detailed metrics and offender reports. * [Templir v0.11.4](https://github.com/romshark/templier) – Go-based Templ frontend development environment that rebuilds the server, restarts on changes, and reloads browser tabs. * [AdminLTE v4.0.0-rc7](https://github.com/ColorlibHQ/AdminLTE) – Fully responsive administration template based on Bootstrap 5. * [Suspicious v1.3.4](https://github.com/thalesgroup-cert/suspicious) – Web application for automated analysis and classification of emails, files, IPs, URLs, and hashes. * [cssnano cssnano@7.1.3](https://github.com/cssnano/cssnano) – Modular compression tool built on the PostCSS ecosystem for optimizing CSS. * [SmartTwitchTV 379](https://github.com/fgl27/SmartTwitchTV) – Web application providing access to Twitch features on Smart TVs and other devices. * [Monster UI 5.4.30.7](https://github.com/2600hz/monster-ui) – JavaScript framework for building web UIs that interact with Kazoo APIs. * [VA.gov v0.1.9906](https://github.com/department-of-veterans-affairs/vets-website) – Frontend codebase and build system powering the U.S. Department of Veterans Affairs public website. * [Devup UI @devup-ui/bun-plugin...](https://github.com/dev-five-git/devup-ui) – CSS-in-JS preprocessor enabling zero-runtime, zero-config styling with dynamic theme support and fast performance. * [CMS Design System @cmsgov/design-syste...](https://github.com/CMSgov/design-system) – Set of design and front-end resources for building accessible, responsive, and consistent websites. * [Capacitor Plugins @capacitor/push-noti...](https://github.com/ionic-team/capacitor-plugins) – Official plugins for integrating Capacitor with native device features. * [Rsbuild v2.0.0-beta.9](https://github.com/web-infra-dev/rsbuild) – High-performance build tool leveraging Rspack for fast development workflows. * [Darkwrite v1.1.0-beta.1](https://github.com/astudentinearth/darkwrite) – Eye-candy note-taking and to-do desktop app with rich editor, themes, local storage, offline use and export features. * [Stimulsoft Reports.JS 2026.1.6](https://github.com/stimulsoft/Reports.JS) – Reporting tool for Node.js and browser JavaScript apps providing report design, rendering, and export to PDF, Excel, Word, HTML, and images. * [SparkyBudget v.21](https://github.com/CodeWithCJ/SparkyBudget) – Personal finance management app for tracking accounts, budgets, recurring transactions, and spending trends. * [Social Income release-2026-19-03](https://github.com/socialincome-san/public) – Global initiative converting donations into unconditional basic income sent to mobile phones in the Global South. * [sugarcube @sugarcube-sh/vite@0...](https://github.com/sugarcube-sh/sugarcube) – Converts W3C design tokens into CSS variables, utility classes, and component styles.