Issue #670  (JS Libs, React Tools, Uncats)05/21/26

 

JavaScript Libraries & Frameworks

Qite.js — A frontend framework for people who hate React and love HTML, featuring no build step, no virtual DOM, no mixing JS with HTML, SSR-first, and compatible with plain web APIs.

Kiru — A batteries-included, easy-to-use rendering library with a tiny footprint, signal-based state management with zero overhead, comprehensive routing and CSR utilities by default, and granular control of reactivity and state.

HubSpot Developer Platform — See what's new for the HubSpot Developer Platform! Ship faster with AI coding tools, build MCP-powered AI connectors, run serverless functions with support for UI extensions, and use date-based versioning to streamline roadmap planning.     SPONSORED 

Elena — A simple, tiny library for building Progressive Web Components that doesn’t force JavaScript for everything and enables you to load HTML and CSS first, then use JavaScript to progressively add interactivity.

Edge.js — A secure JavaScript runtime, designed for Edge computing and AI workloads, that uses WebAssembly for sandboxing when in --safe mode, and is fully compatible with Node.js.

WarpDrive — A lightweight, SSR-ready data library, based on Ember.js, that makes it easy to build scalable, fast, feature rich applications.

Workflow SDK — A toolset that allows you to easily add durability, reliability, and observability to async JavaScript, and build apps and AI agents that can suspend, resume, and maintain state with ease.

TSRX — a TypeScript language extension for building declarative UIs in an agentic era, allowing you to write UI component code that stays readable and co-located, where structure, styling, and control flow live together.

Turtletoy — A platform to create plottable hand-coded art online using a JavaScript Turtle graphics API.

React Tools

gooey-toast — A gooey, morphing toast component for React, built on Sonner with Framer Motion animations.

Warper — An ultra-fast React virtualization library powered by Rust and WebAssembly, with ability to handle 10,000,000+ rows and 120+ FPS.

PDFx — A React library to build PDFs using composable components, theme tooling, and AI-ready docs without locking your code into a black box.

SVAR React Gantt — A true React Gantt chart for building high-performance project timelines, with built-in virtualization for large datasets and an MIT-licensed core. PRO adds critical path, baselines, auto-scheduling, and more.    SPONSORED 

shadcn-phone-input — A simple and formatted phone input component for Next.js, built with shadcn/ui and libphonenumber-js.

react-z-form — A fast React form library, as a modern alternative to Formik and React Hook Form, that offers lightweight, high-performance form state management powered by Zustand.

realtime-chat-supabase-react — A full-stack real-time chat component for React, with PostgreSQL data managed by Supabase and Vite on the front end.

mapcn — A set of open source, ready-to-use, customizable map components for React, with zero config, one-command setup, built on MapLibre GL and styled with Tailwind.

React Query Key Manager — Type-safe, composable, and collision-free query key management for @tanstack/react-query, to help with managing query keys in large React Query applications.

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The Uncategor­izables

nanobrew — A fast macOS package manager written in Zig that features parallel downloads, extraction, relocation, and dependency resolution, among other features.

Alchemy — An embeddable, TypeScript-native Infrastructure-as-Code (IaC) library for modeling resources that are created, updated and deleted automatically.

Skir — A declarative language for defining data types, constants, and APIs, so you can write your schema once in a .skir file and generate idiomatic, type-safe code in TypeScript, Python, Java, Go, C++, and more.

TLDR Design — Curated design tools, trends, and inspiration in 5 minutes a day, for design professionals. Join 225,000 readers.     SPONSORED 

Promptbook — A platform that automatically tracks your AI coding sessions and turns them into a profile that gets you discovered, free for those building and being discovered.

.cursorrules Generator — An online tool that lets you select your tech stack and it will generate a professional, ready-to-use .cursorrules file with real coding conventions and best practices for use with Cursor IDE.

Find Font — A web tool that allows you to browse and compare from 5000+ free, curated fonts in 50+ categories, with ability to compare up to 10 fonts on the same view.

DO_NOT_TRACK — A proposal to add a single, standard environment variable that clearly and unambiguously expresses a user's wish to opt out of ad tracking, usage reporting, telemetry, crash reporting, etc.

SnippetsLab — A Mac app that's a full-featured snippet manager and note-taking app designed for developers.

Commercial Apps & Classifieds