---
title: Hearst Networks Germany – TYPO3 v10 to v12 Upgrade
url: "https://nitsantech.de/en/typo3-projects/hearst-networks"
description: See how Hearst Networks Germany upgraded TYPO3 from v10 to v12, enhancing performance, security, accessibility, and publishing workflows.
date: 2026-04-09
modified: 2026-04-16
lastUpdated: 2026-04-16
categories:
- Upgrade
---
# Hearst Networks Germany – TYPO3 v10 to v12 Upgrade
TYPO3 Upgrade Case Study for Media Network Brand, Hearst Networks Germany
==========================================================================
**Industry**
Media Network / Corporate Website (Germany)
**TYPO3 Project Type**
TYPO3 Upgrade & Platform Modernization
**TYPO3 Extensions**
14
**Website link**
[ https://www.hearstnetworks.de/ ](https://www.hearstnetworks.de/)
HearstNetworks.de: A Corporate Platform for Brands and Press
------------------------------------------------------------
HearstNetworks.de represents Hearst Networks Germany and brings together corporate updates, press content, and clear links to brand platforms like The HISTORY Channel and Crime + Investigation.
As a corporate hub with ongoing updates, the website needs to stay stable, fast, and easy to manage especially when content goes live under real deadlines.
Partnership: NITSAN × mokom01 TYPO3 Agency
------------------------------------------
This TYPO3 upgrade project was delivered in partnership with **mokom01 TYPO3 agency**.
mokom01 supported delivery coordination and alignment with stakeholders.
**NITSAN handled the TYPO3 and PHP upgrade, extension migration, CI/CD setup, QA validation, and safe go-live.**
The Task & Challenges
-------------------------
The main goal was to modernize the technical setup without disrupting daily publishing. The platform needed a clean TYPO3 base, stable extensions, and a setup that is easy to maintain over time.
**Key challenges and goals:**
- Upgrade TYPO3 from v10 to v12 and PHP from 7.4 to 8.2
- Prepare technical and compatibility analysis reports
- Migrate to modern TYPO3 templating, site configuration, and redirect handling
- Improve coding standards and reduce extension risks
- Set up GitLab CI/CD with safe go-live and re-upgrade steps
- Test across devices and backend workflows
- Improve performance, SEO, and accessibility
Solutions We Delivered
----------------------
We delivered a structured TYPO3 upgrade focused on safety, clean extensions, and long-term stability. The project covered the core upgrade, content system modernization, testing, and release automation.
### **TYPO3 & PHP Upgrade Base**
We prepared compatibility reports and upgraded the
platform with a controlled approach.
**Key work delivered:**
- TYPO3 v10 → v12
- PHP v7.4 → v8.2
- Technical and compatibility analysis reports
- Modern TYPO3 templating, site configuration, and redirect module setup
### **News System Modernization**
The legacy news system was replaced with the modern
TYPO3 standard.
**Key work delivered:**
- Migration from EXT:tt\_news to EXT:news
### **Layout Migration to**
**Modern Standards**
We modernized the layout system to improve editor
workflows and reduce future upgrade risk.
**Key work delivered:**
- Migration from EXT:gridelements to EXT:container
### **Operational Tooling & Delivery Automation**
We improved the technical setup for smoother
development and releases.
**Key work delivered:**
- Setup of EXT:typo3\_console
- New GitLab CI/CD pipeline
- Safe go-live and re-upgrade strategy to avoid data loss
### **QA, Performance & Accessibility**
We validated the upgrade across devices and workflows and aligned the setup with modern quality and accessibility needs.
**Key work delivered:**
- Cross-platform, UX/UI, and functional testing
- Backend usability testing
- Accessibility improvements toward WCAG / BITV
- Performance and SEO targets aligned with 90+ PageSpeed goals
#### **Publishing Workflow Improvements**
With TYPO3 v12 and a cleaner setup, editors now work with more stable workflows when publishing press items and corporate updates. This reduces friction in daily content work.
#### **Security & Long-Term Readiness**
By upgrading TYPO3 and PHP and cleaning up extension risks, the platform is better prepared for security updates and future LTS upgrades. This creates a stable base for long-term operations.
Other references
----------------
[ 
TYPO3 Upgrade
### Viernheim Online: Creating a Modern City Website
Created a cutting-edge website for Viernheim, showcasing its unique culture and modern features.
](https://nitsantech.de/en/typo3-projects/city-viernheim "Viernheim Online: Creating a Modern City Website")
[ 
TYPO3 Upgrade
### A Barrier-Free Website for Eschborn City Administration with TYPO3 v12
Created barrier-free web solution for Eschborn City for better accessibility and usability.
](https://nitsantech.de/en/typo3-projects/city-eschborn "A Barrier-Free Website for Eschborn City Administration with TYPO3 v12")