⚡ Authentication in Belgium

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.

Belgium is a Western European country with a population of over 12 million people.

According to our statistics, authentication services are detected on 0.6% of websites from Belgium.

⭐ Most Popular in 2026

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

The most popular is Google Identity with an impressive share of 31.5%, followed by Google Sign-In with 16.8% and Auth0 with 12.1%.

Google Identity 31.5%
Google Sign-In 16.8%
Auth0 12.1%
Facebook Login 10.1%
Microsoft Identity Platform 8.1%
Amazon Cognito 6.7%
Microsoft Entra ID 6.7%
Keycloak 5.4%
Sign In with Apple 4.7%
Shibboleth 3.4%
Netlify Identity 2%
Supabase 1.3%
Auth.js 1.3%
Firebase Authentication 0.7%
Sign In with LinkedIn 0.7%

🚀 Highlights

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

2. Google Sign-In ^(-1)
3. Auth0 ^(-1)
5. Microsoft Identity Platform ^(-1)
6. Amazon Cognito ^(-2)
7. Microsoft Entra ID ^(-6)
8. Keycloak ^(-1)
10. Shibboleth ^(-8)
11. Netlify Identity ^(-4)
13. Auth.js ^(-1)
15. Sign In with LinkedIn ^(-1)

✨ Best Authentication Services

Below is a more detailed list of 16 authentication services used on sites from Belgium, 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	31.5%
2	Google Sign-In Mountain View, California, United States A deprecated JavaScript library that has been superseded by Google Identity Services for Web. FreeLegacy	16.8%
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	12.1%
4	Facebook Login Menlo Park, California, United States A convenient way for Facebook's billions of global users to log into your app or website. Free	10.1%
5	Microsoft Identity Platform Redmond, Washington, United States A cloud identity service that allows your users and customers to sign in to your applications using their Microsoft identities or social accounts. Free$6+/user/month	8.1%
6	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$$$	6.7%
7	Microsoft Entra ID Redmond, Washington, United States A cloud-based identity and access management solution. Free$6+/user/month	6.7%
8	Keycloak San Francisco, California, United States An open-source identity and access management solution that provides user federation, strong authentication, user management, fine-grained authorization, and more. FreeOpen source	5.4%
9	Sign In with Apple Cupertino, California, United States A service provided by Apple that allows users to sign in to apps and websites using their Apple IDs. $99/year	4.7%
10	Shibboleth Bristol, United Kingdom A SAML-based single sign-on web application that is widely used in academic organizations. FreeOpen source€2,750+/year	3.4%
11	Netlify Identity San Francisco, California, United States A plug-and-play microservice for handling site functionalities like signups, logins, password recovery, user metadata, and roles. $99+/month	2%
12	Supabase Singapore An open-source backend-as-a-service platform based on PostgreSQL. FreeOpen source$25+/month	1.3%
13	Auth.js San Francisco, California, United States An open-source authentication solution that integrates with Next.js, Nuxt, Qwik, and other modern JavaScript frameworks to handle user sign-in, session management, and access control. FreeOpen source	1.3%
14	Firebase Authentication Mountain View, California, United States A backend authentication service that enables applications to sign in users using email and password, third-party identity providers, email links, and phone numbers. Free tier$$$	0.7%
15	Sign In with LinkedIn Mountain View, California, United States An authentication service that allows sites and applications to use the LinkedIn sign-in feature. Free	0.7%
16	Clerk San Francisco, California, United States An authentication and user management service for Next.js, Remix, Nuxt, React, Vue, and other frameworks. Free$25+/month	0.7%

👉 See Also

🌎 Authentication in other countries

Data is based on the analysis of 26,849 websites from Belgium.
Statistics were last calculated on March 21, 2026.
For details, see our methodology and disclaimer.