Weekly Web Design & Development News: Collective #638
Everything you need to know in development & design this week, rounded up for you (Week 1 - Week 2, 2026).
You'll find the most essential things right now: JavaScript & CSS libraries, useful code snippets, crucial web dev news & resources, curated AI tools, free design assets, and plenty of other good stuff we found!
Highlights:
- The massive 2026 audit is here: Fresh "Top 10" lists for Audio Players, Color Pickers, Spinners, and more.
- Visualize and debug your CSS keyframe animations easily with Monorail.js.
- Extract the perceptual DNA of Tailwind or Radix to generate your own color palettes.
- Add auto-optimized video to your Next.js applications with zero hassle.
- Run dozens of coding agents in parallel on your machine using Superset.
- Render WebGL video as live ASCII art in your React components.
- A framework-agnostic toast notification engine perfect for Vue apps.
- 25 other useful web dev tools and libraries
- 3 tech-themed design freebies
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The 2026 Top 10 Series
Get your tech stack ready for the year ahead.
We've started our massive annual audit. We are rewriting and updating our most popular "Top 10" lists to ensure every library recommendation is modern, maintained, and ready for 2026 projects.
Updated this week:
10 Best Custom Audio Players In JavaScript And jQuery (2026 Update)
A list of the 10 best jQuery and/or Vanilla JavaScript plugins to beautify and enhance the default HTML5 audio player for a better look.
10 Best Color Picker Plugins In JavaScript (2026 Update)
10 best color picker plugins that allow the user to select a color from the palette and get the color code.
10 Best Emoji Pickers In JavaScript (2026 Update)
A list of 10 best JavaScript-based Emoji Pickers that enables the user to quickly and easily choose the perfect emoji from a well-designed picker interface.
15 Best Loading Spinner Plugins In JavaScript And Pure CSS (2026 Update)
15 best JavaScript & Pure CSS loading spinner packs to indicate the loading progress state on your web applications.
10 Best Accordion Sliders In JavaScript Or Pure CSS (2026 Update)
10 best JavaScript & Pure CSS solutions that help you create elegant, user-friendly accordion sliders to present your designs & works on the web app.
10 Best Toggle Switch JavaScript And CSS Libraries (2026 Update)
10 best JavaScript and/or CSS libraries that transform the normal checkboxes, radio buttons or even any elements into switch-style toggle buttons for better user experience.
10 Best Pure JavaScript Form Validation Libraries (2026 Update)
A list of 10 best and most downloaded JavaScript Form Validation libraries (without any 3rd dependencies such as jQuery) to validate your HTML form with custom error messages, CSS styles, validation rules and more.
10 Best Free Modal Libraries For Vanilla JavaScript And CSS (2026 Update)
A list of top 10 JavaScript & CSS modal libraries for faster web development.
10 Best Timeline Generators In JavaScript & CSS (2026 Update)
10 best Vanilla JavaScript- and Pure CSS-driven libraries that help you create historic timelines based on dates.
10 Best Data Table / Data Grid Libraries In JavaScript (2026 Update)
A list of the top 10 JavaScript data table & data grid libraries, chosen by thousands of developers for their robust features.
10 Best Dropdown Components For React & React Native (2026 Update)
10 best Dropdown components to help you create user-friendly and mobile-compatible dropdown lists or dropdown menus on modern React and React Native applications.
7 Best Carousel/Swiper/Slider Components For Vue.js App (2026 Update)
7 best carousel/swiper/slider components for Vue.js applications.
7 Best JSON Viewer Libraries For Vue.js Applications (2026 Update)
7 best JSON Viewer components for Vue.js applications.
JavaScript & CSS
Monorail.js - CSS Keyframe Animation Visualization & Debugging Library.
Luggest - Lightweight & Fast JavaScript Autocomplete Library.
view-transition moving toggle button - Create Smooth Toggle Button Animations with View Transition API.
Sticky Observer - Detect CSS Sticky State Changes in JavaScript.
lightweight-js-obfuscator - A small, practical JavaScript obfuscator that sits between basic string mangling and full VM-based obfuscation.
Discover more JavaScript & CSS Libraries →
NextGen JavaScript
mapcn - Copy-Paste Map Components with MapLibre GL.
Its Hover - Animated Icon Components for React and Next.js.
next-video - Video Component for Next.js with Auto Optimization.
Astro Starter Template - Pre-Built Astro Starter Template with Tailwind CSS and ESLint.
video2ascii - WebGL Video to ASCII React Component.
Smart Ticker - High-Performance Text Animation Library.
react-native-zoom-grid - Build iOS-Style Zoomable Grids.
Vue Wave Player - Telegram-Style Audio Player with Waveforms.
Toastflow - Framework-Agnostic Toast Engine for Vue.
coinpulse - A high-performance analytics dashboard built with Next.js 16.
formcn - Schema-driven form generator using React Hook Form, Zod, and shadcn/ui.
Discover more Next.js & shadcn/ui resources →
Web Dev Tools & Resources
rnsec - Lightweight & Fast Security Scanner for React Native & Expo.
openbento - A beautiful, open-source bento grid generator for creating stunning link-in-bio pages.
dittoTones - Transform any color into a full palette by copying the perceptual DNA of Tailwind, Radix, and other design systems.
distracted - Blocks distracting websites! Annoy you to get back on them.
die-in-browser - Static binary analysis with Detect It Easy — 100% in your browser, no uploads.
Shelfarr - An open-source audiobook renamer tool.
SiteMirror-Lite - A lightweight website mirroring tool: given a website URL, the backend crawls pages and static assets, rewrites links to local paths, and packages everything into a ZIP file for download.
pico-ios - A Native Emulator for the Pico-8 fantasy console.
mongobleed - MongoDB Unauthenticated Memory Leak Exploit.
nodecast-tv - A self-hosted web application that lets you stream Live TV, Movies, and Series from your Xtream Codes or M3U provider directly in your browser.
Graphic Design Freebies
Tech Icons - 15 Free Tech Icons in 3D Style.
Tracking iOS App UI Kit - 30+ Completed Screens, Customisable Components, and scalable Vectors.
App Icon Template - App Icon Figma Template for iOS & Android.
Discover more Graphic Design Freebies →
Curated AI Tools for Developers and Designers
Quotio - Free macOS App for Managing Multiple AI Coding Assistants.
Press Pitch Generator - Free AI Generates Journalist Pitches Fast.
DiffSense - Local Git Commit Message Generator with Apple Intelligence.
Cotera - Build AI Agents That Don’t Need Babysitting.
Chatterbox Turbo - Fast, expressive, open source TTS with native watermarking.
AIFlowy - An enterprise-grade AI application development platform based on Java, comparable to products like Dify and Coze.
Superset - The terminal for parallel coding agents - Run dozens of Claude Code, OpenCode, or any other CLI agents in parallel on your machine using worktrees.
News & Articles
Agentic AI, MCP, and spec-driven development: Top blog posts of 2025. (Link)
Trends That Defined JavaScript in 2025. (Link)
How HTML changes in ePub. (Link)
JavaScript & CSS Snippets
resizable slide panels
See the Pen resizable slide panels by Jhey (@jh3y) on CodePen.
Frosted Glass Preview
See the Pen Frosted Glass Preview by Robin (@lessthanthree) on CodePen.
Elastic Nav Bounce - Liquid Glass - ( hover jump )
See the Pen Elastic Nav Bounce - Liquid Glass - ( hover jump ) by Daniel Muñoz (@daniel-mu-oz) on CodePen.
Typewriter Web Component V2
See the Pen Typewriter Web Component V2 by Luis Alberto Martinez Riancho (@luis-lessrain) on CodePen.
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