Test suites for Web platform specs — including WHATWG, W3C, and others

The Nu Html Checker (vnu)

An open-source, community-maintained database of Web standards & related references.

AGNTCY Identity Service serves as the central hub for managing and verifying digital identities for your Agentic Services.

Adblock Extended CSS supplement for CSSTree

Eclipse Ditto™: Digital Twin framework of Eclipse IoT - main repository

This repository hosts the WAI Website.

A Sigil plugin that validates EPUB files using epubcheck

The screen orientation lock specification

WebKit's positions on emerging web specifications

🧘 Rewrite of a fully-featured GraphQL Server with focus on easy setup, performance & great developer experience. The core of Yoga implements WHATWG Fetch API and can run/deploy on any JS environment.

Where the GPU for the Web work happens!

Simple sitemap generator for .NET

Maintain an open standard for UI and promote its adherence and adoption.

Performance benchmarks for .NET libraries that work with CSV files

A high-performance and low-allocating framework to work with tabular data

We are driving an initiative to measure compatibility between WebViews across the ecosystem. This repository is the home for caniwebview.com

New publication workflow at W3C — main component

A place to edit articles, tutorials, and the like for the /International subtree of the W3C site. Also, captures issues and comments.

Rendering methods for Verifiable Credentials