# Ghost 3.21.0 — Release & Upgrade Intelligence
- **Product:** Ghost (https://ghost.org)
- **Version:** 3.21.0
- **Released:** Jun 22, 2020
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/ghost/updates/3.21.0/

## Executive Summary (TL;DR)
Ghost 3.21.0. Source highlight: ✨ Added `sizes` attribute to in-content `` elements - Kevin Ansfield

## New Features
- ✨ Added `sizes` attribute to in-content `` elements - Kevin Ansfield
- 🐛 Added tags sidebar navigation for editors - Rishabh Garg