Migrating to European Tag Management and Analytics platforms

How to make the right choice

Due to recent geopolitical developments, such as heightened concerns about privacy and legislation, many organisations are reassessing their dependence on US-based software solutions. At the same time, the call for greater control over data and reduced reliance on external parties is growing louder.

Migrating your tag management system (TMS) or web analytics platform (WAP) to European alternatives can be an important step in reducing this dependency. But what are the real implications of such a migration?

This article is part of the “EuroStack” series, in which we help organisations make the transition to European alternatives for their data and analytics environment.

Series overview:

• Blog 1 — Is your organisation ready for independence from the US and migrate to EuroStack?
• Blog 2 — What European data warehouse solutions are available?
• Blog 3 — Migrating to a European data warehouse: where to start?
• Blog 4 (current article) — Migrating to European Tag Management and Analytics platforms: where to start?

This article in a nutshell

• Many organisations are rethinking their reliance on US-based tag management and analytics platforms due to privacy, regulation, and data sovereignty concerns.
• European alternatives are becoming mature and competitive — often excelling in compliance and transparency.
• Migrating doesn’t need to be all-or-nothing: hybrid setups, self-hosting, or phased transitions can reduce risk and keep you flexible.
• Choose platforms that fit your strategy, stay vendor-agnostic, and keep your data future-proof.

Why these platforms?

Tag management systems (TMS) and web analytics platforms (WAP) form the foundation of many data-driven ambitions. They translate behaviour on websites and apps into insights, activation, and personalisation. Although they are closely related, they fulfil fundamentally different roles and therefore deserve separate consideration.

Tag Management Systems (TMS)

A TMS allows you to manage tracking codes (tags) easily, without having to modify your website or app code directly. This gives you greater control over which data you collect and how it is processed or forwarded to other systems.

TMS platforms remain essential because they:

• pre-process data before it is sent to analytics or advertising platforms
• read and structure information via cookies or device IDs
• translate consent status into actions and data flows

Web Analytics Platforms (WAP)

Web analytics platforms provide insights into how users interact with your digital environment. They help you understand where visitors come from, what they do, and where friction or opportunities arise. These insights are crucial for optimisation, personalisation, and strategic decision-making.

However, WAPs are under pressure. Their impact has declined, mainly due to:

• stricter regulation, browser tracking prevention, and rising privacy awareness
• a growing need to connect online data with offline sources
• more complex analysis and activation requirements, such as audience segmentation or predictive models

The role of TMS and WAP

We increasingly see that TMS and WAP data do not stand alone but form part of broader data strategies. Interactions on digital platforms are combined with other data sources to create a more complete and accurate customer view. This serves not only analysis but also activation in marketing, service, and product development.

But which solutions are available? And how do European alternatives compare to the established US-based platforms? In the next section, we compare several leading platforms based on the most relevant criteria.

What are your options?

Just like their US counterparts, many European providers now offer integrated solutions: a Tag Management System (TMS) combined with a Web Analytics Platform (WAP). This can offer integration benefits, but most web analytics platforms also work perfectly well with external TMS solutions, so vendor lock-in can often be avoided.

To provide a fair comparison, we examine both types of platforms separately, using relevant and commonly applied criteria.

Tag management systems

For TMS solutions, we focus on five core categories:

1. Functionality: Think of data processing, decision logic, vendor support, and server-side tracking.
2. Performance: What is the impact on your site? How scalable is the solution? How does the platform handle peak traffic?
3. Ease of use: How intuitive is the interface, and how easy is it to manage
4. Compliance: Support for consent management, self-hosting, and customisable processing logic.
5. Support: The level of assistance from the provider, documentation, community, and training resources.

Although all platforms offer value, their focus and functionality differ significantly. Commanders Act and JENTIS offer a full-fledged server-side tracking platform for organisations with strict compliance and enterprise requirements — though this comes with limited client-side capabilities.

Piwik PRO is accessible, well supported, and strikes a good balance between features and flexibility. Matomo is particularly attractive for organisations seeking maximum control, with features such as self-hosting and server tracking. Piwik PRO and Matomo offer more flexible tag management options, with hybrid client- and server-side setups.

Finally, there is also EU-hosted sGTM. Unlike the other tools mentioned, this is not a European product — but you can configure it entirely within Europe. You can manage this yourself or outsource it to parties like Stape. However, you will still be subject to the known limitations and risks of sGTM.

Web Analytics Platforms

Web analytics requires a deeper set of criteria because of its greater functional complexity. We use six main categories:

1. Reporting: From standard reports to real-time insights, dashboards, attribution, segmentation, and predictive analytics
2. Ease of use: Collaboration options, UI design, data processing speed, and management tools
3. Data integrations: Import/export, APIs, native connections, and ecosystem extensions
4. Data & implementation: Flexibility of the data model, availability of prebuilt options, SDKs for apps
5. Compliance: Consent management, self-hosting, and control over data processing
6. Other factors: Cost structure, vendor support, and quality of the user community

Piano Analytics is the most powerful option in terms of reporting and data processing, ideal for enterprise use cases, but less accessible and affordable for smaller teams. Piwik PRO provides a strong all-round experience, with excellent compliance, support, and solid dashboards.

Plausible and Fathom are extremely lightweight, privacy-friendly, and easy to use, but lack advanced features like segmentation or custom attribution. Matomo sits somewhere in between: open source, flexible in terms of hosting, but limited in reporting depth and integrations.

What about hybrid approaches?

Migration does not need to be an all-or-nothing decision. There are several hybrid approaches that help you mitigate risk and maintain flexibility. Examples include self-hosting Google Tag Manager scripts to bring more client-side tracking under your control or deploying a server-side tag management configuration via a European cloud provider.

Some organisations also choose to run two web analytics platforms in parallel: one for day-to-day operations and another as a privacy-friendly alternative. Whatever you choose, make sure your implementation remains agnostic, so you can quickly adapt when legislation, technology, or company policy changes. This helps you avoid being locked in and prevents costly and lengthy migrations later.

Conclusion

The digital data infrastructure landscape is changing rapidly due to geopolitics, regulatory shifts, and growing concerns about data sovereignty. It makes sense to prepare your organisation now, rather than wait until you are forced to act.

This does not mean you must immediately abandon US solutions — they often offer powerful features and mature support. At the same time, European alternatives are rapidly maturing and already excel in areas such as compliance and transparency.

By exploring which platforms best fit your strategy and technical maturity today, you give yourself the freedom to move gradually towards a future-proof setup. Choose deliberately, implement agnostically, and stay agile.

Are you considering a migration or looking for a sparring partner to explore your options? We’d be happy to help as your data partner — get in touch or schedule a call.

This is an article by Bram Ooms

Bram started as a Technical Web Analyst in 2019, where he focused on data implementations at clients such as Univé, DPG Media, Boels and Vodafone. Through his experiences with the impact of legislation on enabling data flow he developed an interest in data privacy, which he is now actively pursuing within Digital Power.