⚠️ Breaking Change
Impact Score: 7/10
Ghost v4.0.1 — Release Notes & Engineering Impact
Source available — automated, not human-reviewed
Component: ghost · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
Breaking-change evidence from the source
⚠️ Before updating please read the [breaking changes guide](https://ghost.org/docs/changes/)
⚡ Executive Summary (TL;DR)
Ghost v4.0.1. Source highlight: ➡️ For an overview of changes see the 4.0 Changelog
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
⚠️ Breaking Changes & Deprecations (1)
- ⚠️ Before updating please read the [breaking changes guide](https://ghost.org/docs/changes/)
✨ New Features & Capabilities (6)
- ✨ Added support for 113 new currencies (TryGhost/Admin#1853) - Fabien 'egg' O'Carroll
- ✨ Added native lazy loading behaviour to content images - Kevin Ansfield
- ✨ Added paywall card to mark end of free content preview (#12663) - Kevin Ansfield
- ✨ Added ability to make image cards links - Kevin Ansfield
- ✨ Added accent color CSS variable to `{{ghost_head}}` (#12717) - Kevin Ansfield
- ✨ Added new boot process - Hannah Wolfe
🔧 Bug Fixes & Patches (1)
- 🐛 Fixed maintenance page being excluded from npm build - Austin Burdine
📄 View Raw Release Notes (Original Developer Log)
➡️ For an overview of changes see the [4.0 Changelog](https://ghost.org/changelog/4/)
⚠️ Before updating please read the [breaking changes guide](https://ghost.org/docs/changes/)
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* ✨ Members and Portal are enabled by default
* ✨ Added support for 113 new currencies (TryGhost/Admin#1853) - Fabien 'egg' O'Carroll
* ✨ Added native lazy loading behaviour to content images - Kevin Ansfield
* ✨ Added paywall card to mark end of free content preview (#12663) - Kevin Ansfield
* ✨ Added ability to make image cards links - Kevin Ansfield
* ✨ Added accent color CSS variable to `{{ghost_head}}` (#12717) - Kevin Ansfield
* ✨ Added new boot process - Hannah Wolfe
* ✨ Added new members stats endpoints - Rishabh Garg
* ✨ Added theme preview mode - Hannah Wolfe
* ✨ Added YAML file support for redirects - Kukhyeon Heo
* 🏗 Flattened members subscriptions data in API - Rishabh Garg
* 🏗 Dropped apps related tables - Naz G
* 🏗 Removed labs from settings - Naz G
* 💡 Enabled foreign key checks on sqlite3 - Thibaut Patel
* 💡 Removed main script that no longer exists - Hannah Wolfe
* 💡 Resolved orphaned webhooks - Thibaut Patel
* 💡 Renamed the private mode cookie - Thibaut Patel
* 🐛 Fixed maintenance page being excluded from npm build - Austin Burdine
* ⚙️ Bumped required Ghost-CLI version to 1.16.0 - Daniel Lockyer
* 🎨 Comes with Casper 4.0
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View the changelogs for full details:
* Ghost - https://github.com/tryghost/ghost/compare/3.42.2...v4.0.1
* Ghost-Admin - https://github.com/tryghost/admin/compare/3.42.2...v4.0.1