Specifications

We're ISO, the International Organization for Standardization. We develop and publish International Standards.

The ActivityPub protocol is a decentralized social networking protocol based upon the [ActivityStreams] 2.0 data format. It provides a client to server API for creating, updating and deleting content, as well as a federated server to server API for delivering notifications and content.

This page summarizes the important changes for the Unicode Standard, Version 15.0.0. This version supersedes all previous versions of the Unicode Standard.

Apple iPad Pro 12.9 (2021) tablet. Announced Apr 2021. Features 12.9″ display, Apple M1 chipset, 2048 GB storage, 16 GB RAM, Scratch-resistant glass.