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Zod Has a Free API You Should Know About
Zod is a TypeScript-first schema validation library. Define a schema once and get type inference, runtime validation, and error messages β all from a single source of truth. Why Zod DominatesA backend developer was writing TypeScript interfaces AND Joi validation schemas for every API endpoint β duplicating work on every change. With Zod, they define the schema once and TypeScript types are inferred automatically. Key Features:TypeScript-First β Types are inferred from schemas automati
Turso Has a Free API You Should Know About
Turso is an edge database built on libSQL (a fork of SQLite). It gives you SQLite's simplicity with the scalability of a distributed database β replicas in 30+ locations worldwide. Why Turso MattersA developer running a global SaaS app had 200ms database latency for users in Asia because their PostgreSQL instance was in US-East. With Turso, they added edge replicas and latency dropped to 5ms everywhere. Key Features:Edge Replicas β Database replicas in 30+ global locationsSQLite Compat
Ark UI Has a Free API You Should Know About
Ark UI is a headless component library that works across React, Vue, and Solid. Built on state machines, it provides predictable, accessible UI components. The Framework-Agnostic AdvantageA development agency maintaining three separate component libraries for React, Vue, and Solid switched to Ark UI β one library, same API across all frameworks. Key Features:Framework Agnostic β React, Vue, and Solid from the same codebaseState Machine Powered β Predictable behaviorFully Accessible β W
Radix UI Has a Free API You Should Know About
Radix UI is an open-source component library that gives you unstyled, accessible UI primitives for building high-quality React applications. Why Radix UI WinsA frontend engineer at a healthcare startup spent 3 weeks building an accessible dropdown menu from scratch. It still failed WCAG audits. With Radix UI, they had a fully accessible dropdown in 15 minutes. Key Features:Fully Accessible β WAI-ARIA compliant out of the boxUnstyled β Complete control over stylingComposable β Build com
Nuxt 4 Has a Free API You Should Know About
Nuxt 4 is the latest evolution of the Vue.js meta-framework, bringing significant performance improvements, better developer experience, and a refined API that makes building full-stack web applications easier than ever. What Makes Nuxt 4 Special?A startup founder I worked with was spending weeks setting up SSR, API routes, and deployment pipelines manually. Then they discovered Nuxt 4 β and had their entire application scaffolded and deployed in an afternoon. Key Features:Unified API
Svelte 5 Has a Free API You've Never Heard Of
Svelte 5 introduces Runes β a new reactivity system that replaces the old $: syntax with explicit, composable primitives. It's the biggest Svelte update ever, and the new APIs are incredibly powerful. What's New in Svelte 5?Runes β $state, $derived, $effect replace reactive declarationsFine-grained reactivity β only what changed updatesUniversal reactivity β works in .svelte AND .ts filesSnippets β reusable template fragmentsEvent attributes β onclick instead of on:click The Hidden API
Mantine Has a Free API You've Never Heard Of
Mantine is a React component library with 100+ hooks and components. Unlike most UI libraries, Mantine includes a powerful hooks library, form management, notifications, and rich text editor β all free and fully typed. What Makes Mantine Special?100+ components β everything from buttons to rich text editors60+ hooks β useLocalStorage, useDebounce, useIntersection, etc.Form management β built-in form library with validationNotifications β toast notifications includedFree β MIT license, fully
Qwik City Has a Free API You've Never Heard Of
Qwik is a framework that achieves instant-loading web apps through resumability. Instead of hydration (re-executing all JavaScript), Qwik resumes from where the server left off β zero JavaScript on page load. What Makes Qwik Special?Resumability β no hydration, instant interactivityZero JS on load β JavaScript loads only when neededO(1) startup β constant time regardless of app complexityFamiliar β React-like JSX syntaxEdge-ready β optimized for edge deployment The Hidden API: Lazy Loa
SolidStart Has a Free API You've Never Heard Of
SolidStart is the official meta-framework for SolidJS. It provides server functions, file-based routing, and SSR β with the reactivity model that makes Solid the fastest UI framework. What Makes SolidStart Special?True reactivity β fine-grained updates, no Virtual DOMServer functions β RPC-style server calls from client codeStreaming SSR β progressive HTML streamingVinxi-powered β universal deployment (Node, Vercel, Cloudflare)Tiny β Solid's runtime is 7KB gzipped The Hidden API: Serve
Remix Has a Free API You've Never Heard Of
Remix is a full-stack React framework focused on web standards. Now merged with React Router v7, it provides server-side rendering, data loading, and mutations using the platform's native APIs β no client-side state management needed. What Makes Remix Special?Web standards β uses native Request/Response, FormData, HeadersNested routes β parallel data loading, no waterfallsProgressive enhancement β forms work without JavaScriptNo client state β server is the source of truthReact Router v7 β
I got tired of setting up i18n files for every project, so I built a drop-in alternative
Every time a client asked for Arabic support, I'd spend days on i18next β JSON files, namespaces, RTL handling, t() calls everywhere. I got tired of it and built something simpler. What it doesDrop one component into your navbar:import { TranslifySelector } from '@translifycc/react';<TranslifySelector apiKey="YOUR_API_KEY" />A language selector appears. User picks a language. Page translates. RTL flips automatically for Arabic, Hebrew, Persian, Urdu. No JSON files. No config. How
shadcn/ui Has a Free API You've Never Heard Of
shadcn/ui is not a component library β it's a collection of re-usable components you copy into your project. Unlike traditional libraries, you own the code completely. No npm dependency, no version conflicts, full customization. What Makes shadcn/ui Special?Copy, not install β components live in YOUR codebaseFull ownership β modify anything, no upstream breaking changesRadix primitives β built on accessible, unstyled componentsTailwind CSS β styled with utility classesCLI β add components w
Biome Has a Free API You've Never Heard Of
Biome is a fast formatter and linter for JavaScript, TypeScript, JSX, JSON, CSS, and GraphQL. Written in Rust, it's 35x faster than Prettier and replaces ESLint + Prettier with a single tool. What Makes Biome Special?35x faster than Prettier β Rust-powered performanceAll-in-one β formatting + linting in one tool200+ lint rules β covers ESLint, TypeScript ESLint, and moreZero config β works out of the boxEditor integration β VS Code, IntelliJ, Neovim The Hidden API: Programmatic Usageim
Understanding Next.js Cache (Part 5)
If you have built an application using the Next.js App Router, there is a 100% chance you've come across the issue of updating the database but the page still showing the old data.Welcome to the Server-Side Caching paradigm. In the React SPA world, if a user hits refresh, the cache is wiped clean. Next.js flipped the script. It caches data on the Server, and by default, it caches everything, aggressively. To understand why your app is behaving the way it is we'll look at some concepts to underst
Beyond the Mouse: A Real-Time Gesture-Controlled AI System (LΓ¬ Γo Engine)
At 3 AM in a freezing dorm room in China, staring at a terminal full of Python logsβI asked myself a simple question:What if the air around me was the interface?That question led me to build LΓ¬ Γo Engine (ε©ε₯₯) β a multimodal Human-Computer Interaction (HCI) system that transforms gestures, voice, and intent into real-time digital actions. Philosophy: From Constraint to FreedomTraditional input devicesβmouse and keyboardβare powerful, but limiting. They confine interaction to surfaces.I wante
I put all 8,642 Spanish laws in Git β every reform is a commit
<a href="https://news.ycombinator.com/item?id=47553798">Comments</a>
Toma (YC W24) is hiring a Senior/Staff Eng to build AI automotive coworkers
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Wasp Has a Free API: The Full-Stack Framework That Generates React + Node.js Apps From a Simple DSL
Building a full-stack app means wiring together React, Express, Prisma, auth, email, cron jobs, and deployment. Wasp generates all of that from a simple configuration language β you describe WHAT you want, Wasp builds HOW. What Is Wasp?Wasp is an open-source full-stack web framework. It uses a simple DSL (Domain Specific Language) to describe your app's structure β routes, pages, queries, actions, auth, jobs β and generates a complete React + Node.js application with all the wiring done.
I Built an Open-World Engine for the N64 [video]
<a href="https://news.ycombinator.com/item?id=47553717">Comments</a>
Building an Educational Math Game with Next.js, Pure SVGs, and JSON-LD
Hey DEV community! πI recently added a new educational game to my web arcade, 7x.games, called Fraction Math Master.Usually, when developers think of building web games, they immediately reach for Canvas, WebGL, or engines like Phaser. But for educational puzzle games, that is often overkill. I wanted to share how I built a highly interactive, fast, and SEO-optimized math game using pure React, Tailwind CSS, and SVGs.Here is a breakdown of the technical hurdles and how I solved them.π 1. Drawing
