⚡ Authentication in Luxembourg

Authentication services enable developers to integrate third-party authentication into their websites and applications, allowing users to sign in with accounts from identity providers such as Google, Facebook, Apple, Microsoft, and Discord.

Luxembourg is a Western European country with a population of over 660 thousand people.

According to our statistics, authentication services are detected on 0.8% of websites from Luxembourg.

⭐ Most Popular in 2026

The following chart shows the top authentication services in Luxembourg in 2026, based on market share.

The most popular is Google Identity, which dominates the market with an overwhelming 57.1% share.
It is followed by Amazon Cognito with 19% and Auth0 with 19%.

Google Identity 57.1%
Amazon Cognito 19%
Auth0 19%
Firebase Authentication 9.5%
Google Sign-In 4.8%

🚀 Highlights

Here is a list of the top services that are more popular in Luxembourg than worldwide.
Differences between global and country rankings are shown in parentheses.

2. Amazon Cognito ^(-6)
3. Auth0 ^(-1)
4. Firebase Authentication ^(-6)

✨ Best Authentication Services

Below is a more detailed list of 5 authentication services used on sites from Luxembourg, ranked by their market share.

Rank	Name	Market share
1	Google Identity Mountain View, California, United States A suite of services and APIs from Google that handles user sign-up, sign-in, and authorization across web and mobile apps. Free	57.1%
2	Amazon Cognito Seattle, Washington, United States A user identity service by Amazon Web Services that lets you add user sign-up, sign-in, and access control to your web and mobile apps. Free tier$$$	19%
3	Auth0 San Francisco, California, United States A cloud-based identity and authentication management platform that allows developers to add authentication to their applications. Free$35+/month	19%
4	Firebase Authentication Mountain View, California, United States A backend authentication service that enables applications to sign in users using email and password, third-party identity providers, email links, and phone numbers. Free tier$$$	9.5%
5	Google Sign-In Mountain View, California, United States A deprecated JavaScript library that has been superseded by Google Identity Services for Web. FreeLegacy	4.8%

👉 See Also

🌎 Authentication in other countries

Data is based on the analysis of 2,705 websites from Luxembourg.
Statistics were last calculated on March 21, 2026.
For details, see our methodology and disclaimer.