diff --git a/website/src/data/showcase/stryker-mutator.png b/website/src/data/showcase/stryker-mutator.png
new file mode 100644
index 0000000000..716e4edf87
Binary files /dev/null and b/website/src/data/showcase/stryker-mutator.png differ
diff --git a/website/src/data/users.js b/website/src/data/users.js
index d4b97d3ecf..2bbfdabdd6 100644
--- a/website/src/data/users.js
+++ b/website/src/data/users.js
@@ -645,6 +645,14 @@ const users = [
     source: 'https://github.com/JohnnyCrazy/SpotifyAPI-NET',
     tags: ['versioning'],
   },
+  {
+    title: 'Stryker Mutator',
+    description: 'Mutation testing for JavaScript, .NET and JVM',
+    preview: require('./showcase/stryker-mutator.png'),
+    website: 'https://stryker-mutator.io',
+    source: 'https://github.com/stryker-mutator/stryker-mutator.github.io',
+    tags: [],
+  },
   {
     title: 'Supabase',
     description: 'Open Source Realtime and RESTful APIs for Postgres',