diff --git a/server/api/auth/registration.ts b/server/api/auth/registration.ts
new file mode 100644
index 0000000..b700283
--- /dev/null
+++ b/server/api/auth/registration.ts
@@ -0,0 +1,89 @@
+import { serverSupabaseServiceRole } from "#supabase/server";
+
+import type { Database } from "~~/supabase/types";
+
+export default defineEventHandler(async (event) => {
+	if (!["GET", "POST"].includes(event.method)) {
+		throw createError({
+			statusCode: 405,
+			statusMessage: "Method not allowed",
+		});
+	}
+
+	const { id } = getQuery(event);
+	if (!id) {
+		throw createError({
+			statusCode: 400,
+			statusMessage: "No ID provided with request",
+		});
+	}
+
+	const supabase = serverSupabaseServiceRole<Database>(event);
+
+	const { data, error } = await supabase
+		.from("registration-links")
+		.select()
+		.eq("id", id)
+		.maybeSingle();
+	if (error) {
+		throw createError({
+			status: 400,
+			message: "Bad credentials",
+		});
+	}
+	if (!data) throw createError({ status: 404, message: "Not found" });
+	if (data.activated_at)
+		throw createError({
+			status: 403,
+			message: "Already activated",
+		});
+
+	switch (event.method) {
+		case "GET": {
+			return data.metadata;
+		}
+		case "POST": {
+			const { email, password } = await readBody(event);
+			if (!email || !password)
+				throw createError({
+					status: 400,
+					message: "Data is incomplete",
+				});
+			const { data: newUser, error: newUserError } =
+				await supabase.auth.admin.createUser({
+					email,
+					password,
+					email_confirm: true,
+					user_metadata: data.metadata as object,
+				});
+			if (newUserError) throw createError(newUserError);
+			if (!newUser)
+				throw createError({
+					status: 500,
+					message: "User was not created and an error was not thrown",
+				});
+
+			const { error: activationError } = await supabase
+				.from("registration-links")
+				.update({ activated_at: new Date().toISOString() })
+				.eq("id", id);
+
+			if (activationError)
+				throw createError({
+					status: 500,
+					message: "Activation error",
+				});
+
+			const perms = data["initial-perms"];
+
+			perms.filter((perm) => perm !== "root");
+
+			await supabase
+				.from("users")
+				.update({
+					perms,
+				})
+				.eq("id", newUser.user.id);
+		}
+	}
+});