Interactive roadmaps, guides and other educational content to help developers grow in their careers.

TypeScript-first schema validation with static type inference

A JavaScript library to position floating elements and create interactions for them.

Identity-aware VPN and proxy for remote access to anything, anywhere.

😸 Soothing pastel theme for the high-spirited!

Simple, powerful and flexible site generation framework with everything you love from Next.js.

Smooth scroll at it should be

Grist is the evolution of spreadsheets.

The next small thing in web development, powered by Svelte

🐼 Universal, Type-Safe, CSS-in-JS Framework for Design Systems ⚡️

noUiSlider is a lightweight, ARIA-accessible JavaScript range slider with multi-touch and keyboard support. It is fully GPU animated: no reflows, so it is fast; even on older devices. It also fits …

Online editor to create and manipulate SVG paths

🌀 OpenAPI to TypeScript codegen. Production-ready SDKs, Zod schemas, TanStack Query hooks, and 20+ plugins. Used by Vercel, OpenCode, and PayPal.

The elegant bundler for libraries powered by Rolldown

A Code Playground That Just Works!

Fast and consistently responsive apps using a single function call

💥 A flexible rendering engine for visualization.

🗺 OpenStreetMap 3D renderer powered by WebGL2

A library for drawing on maps that supports Mapbox, MapLibre, Google Maps, OpenLayers and Leaflet out the box

Martinez-Rueda polygon clipping algorithm, does boolean operation on polygons (multipolygons, polygons with holes etc): intersection, union, difference, xor

Headless UI for SolidJS

Duck-UI is a web-based interface for interacting with DuckDB, a high-performance analytical database system. It features a SQL editor, data import/export, data explorer, query history, theme toggle…

JS library to improve keyboard UI of web apps

Browser extensions for Terms of Service; Didn't Read. “I have read and agree to the Terms” is the biggest lie on the web. We aim to fix that. Get informed instantly about websites' terms & privacy …

Svelte-native plotting framework based on the grammar of graphics

Pentagonal geospatial indexing system DGGS

Effortlessly run Python code in your React apps.

QGIS core ported to WebAssembly to run it on the web platform

marimo extension for Quarto ⚡ run reactive code inside Quarto

WeatherLayers GL - Weather Visualization Layers and Controls for deck.gl