A set of criteria defined by the independent Acceptable Ads Committee that allows publishers to reach ad-blocking users with respectful, non-intrusive and relevant ads.

Text

The plain text document format.

OpenAPI

A specification language for defining HTTP APIs, typically written in YAML or JSON.

RDF

A W3C standard model to describe and exchange graph data on the web.

Markdown

A markup language used to add formatting to plain text documents.

XML

A markup language and file format for storing, transmitting, and reconstructing arbitrary data.

A proposed open standard for using rel-me links to profiles on OAuth supporting services to authenticate via either those profiles or your own site.

Humans.txt

A text file that can be created by developers to list the people who have contributed to a website.

Prerender

The rel="prerender" attribute on HTML elements.

WebAssembly

A portable binary code format that can be run in modern web browsers with near-native performance.

LLMs.txt

A proposed standard that provides structured content and instructions to guide large language models in understanding and summarizing a website's content.

JSON Web Token

An open standard (RFC 7519) that defines a compact and self-contained way for securely transmitting information between parties as a JSON object.

Webmention

A simple protocol to notify any URL when a website links to it, and for web pages to request notifications when somebody links to them.

OpenTelemetry

A vendor- and tool-agnostic observability framework and toolkit for creating and managing telemetry data such as traces, metrics, and logs.

Rack

A minimal, modular interface and invocation convention that operates between Ruby web servers and web applications to standardize how HTTP requests and responses are exchanged.

Micropub

An HTTP-based client-server protocol used to create, update, and delete posts on servers using third-party clients.

IndieAuth

A decentralized identity protocol built on top of OAuth 2.0.

WCAG

The Web Content Accessibility Guidelines are a set of recommendations for making web content more accessible, developed by W3C.

ESI

A simple markup language used to define web page components for dynamic assembly and delivery of web applications at the edge of the Internet.

AdChoices

A self-regulatory standard for online interest-based advertising that gives consumers enhanced control over the collection and use of their data to deliver relevant ads.

XMP

An ISO standard for creating, processing, and exchanging metadata for digital documents.

IDN

Internationalized Domain Names allow people around the world to use domain names in local languages, such as Arabic, Chinese, or Cyrillic.

A non-proprietary protocol for encrypting email using public key cryptography.

XRDS

An XML-based file format that provides a list of service endpoints (e.g., OpenID) available on a website.

XSLT

A language designed for transforming XML documents into other documents.