diff --git a/src/api/routes/auth/register.ts b/src/api/routes/auth/register.ts
new file mode 100644
index 00000000..09366a12
--- /dev/null
+++ b/src/api/routes/auth/register.ts
@@ -0,0 +1,157 @@
+import { Request, Response, Router } from "express";
+import { Config, generateToken, Invite, FieldErrors, User, adjustEmail, trimSpecial, RegisterSchema } from "@fosscord/util";
+import { route, getIpAdress, IPAnalysis, isProxy } from "@fosscord/api";
+import bcrypt from "bcrypt";
+import { HTTPError } from "@fosscord/util";
+
+const router: Router = Router();
+
+router.post("/", route({ body: "RegisterSchema" }), async (req: Request, res: Response) => {
+ const body = req.body as RegisterSchema;
+ const { register, security } = Config.get();
+ const ip = getIpAdress(req);
+
+ // email will be slightly modified version of the user supplied email -> e.g. protection against GMail Trick
+ let email = adjustEmail(body.email);
+
+ // check if registration is allowed
+ if (!register.allowNewRegistration) {
+ throw FieldErrors({
+ email: { code: "REGISTRATION_DISABLED", message: req.t("auth:register.REGISTRATION_DISABLED") }
+ });
+ }
+
+ // check if the user agreed to the Terms of Service
+ if (!body.consent) {
+ throw FieldErrors({
+ consent: { code: "CONSENT_REQUIRED", message: req.t("auth:register.CONSENT_REQUIRED") }
+ });
+ }
+
+ if (register.disabled) {
+ throw FieldErrors({
+ email: {
+ code: "DISABLED",
+ message: "registration is disabled on this instance"
+ }
+ });
+ }
+
+ if (register.requireCaptcha && security.captcha.enabled) {
+ if (!body.captcha_key) {
+ const { sitekey, service } = security.captcha;
+ return res?.status(400).json({
+ captcha_key: ["captcha-required"],
+ captcha_sitekey: sitekey,
+ captcha_service: service
+ });
+ }
+
+ // TODO: check captcha
+ }
+
+ if (!register.allowMultipleAccounts) {
+ // TODO: check if fingerprint was eligible generated
+ const exists = await User.findOne({ where: { fingerprints: body.fingerprint }, select: ["id"] });
+
+ if (exists) {
+ throw FieldErrors({
+ email: {
+ code: "EMAIL_ALREADY_REGISTERED",
+ message: req.t("auth:register.EMAIL_ALREADY_REGISTERED")
+ }
+ });
+ }
+ }
+
+ if (register.blockProxies) {
+ if (isProxy(await IPAnalysis(ip))) {
+ console.log(`proxy ${ip} blocked from registration`);
+ throw new HTTPError("Your IP is blocked from registration");
+ }
+ }
+
+ // TODO: gift_code_sku_id?
+ // TODO: check password strength
+
+ if (email) {
+ // replace all dots and chars after +, if its a gmail.com email
+ if (!email) {
+ throw FieldErrors({ email: { code: "INVALID_EMAIL", message: req?.t("auth:register.INVALID_EMAIL") } });
+ }
+
+ // check if there is already an account with this email
+ const exists = await User.findOne({ where: { email: email } });
+
+ if (exists) {
+ throw FieldErrors({
+ email: {
+ code: "EMAIL_ALREADY_REGISTERED",
+ message: req.t("auth:register.EMAIL_ALREADY_REGISTERED")
+ }
+ });
+ }
+ } else if (register.email.required) {
+ throw FieldErrors({
+ email: { code: "BASE_TYPE_REQUIRED", message: req.t("common:field.BASE_TYPE_REQUIRED") }
+ });
+ }
+
+ if (register.dateOfBirth.required && !body.date_of_birth) {
+ throw FieldErrors({
+ date_of_birth: { code: "BASE_TYPE_REQUIRED", message: req.t("common:field.BASE_TYPE_REQUIRED") }
+ });
+ } else if (register.dateOfBirth.required && register.dateOfBirth.minimum) {
+ const minimum = new Date();
+ minimum.setFullYear(minimum.getFullYear() - register.dateOfBirth.minimum);
+ body.date_of_birth = new Date(body.date_of_birth as Date);
+
+ // higher is younger
+ if (body.date_of_birth > minimum) {
+ throw FieldErrors({
+ date_of_birth: {
+ code: "DATE_OF_BIRTH_UNDERAGE",
+ message: req.t("auth:register.DATE_OF_BIRTH_UNDERAGE", { years: register.dateOfBirth.minimum })
+ }
+ });
+ }
+ }
+
+ if (body.password) {
+ // the salt is saved in the password refer to bcrypt docs
+ body.password = await bcrypt.hash(body.password, 12);
+ } else if (register.password.required) {
+ throw FieldErrors({
+ password: { code: "BASE_TYPE_REQUIRED", message: req.t("common:field.BASE_TYPE_REQUIRED") }
+ });
+ }
+
+ if (!body.invite && (register.requireInvite || (register.guestsRequireInvite && !register.email))) {
+ // require invite to register -> e.g. for organizations to send invites to their employees
+ throw FieldErrors({
+ email: { code: "INVITE_ONLY", message: req.t("auth:register.INVITE_ONLY") }
+ });
+ }
+
+ const user = await User.register({ ...body, req });
+
+ if (body.invite) {
+ // await to fail if the invite doesn't exist (necessary for requireInvite to work properly) (username only signups are possible)
+ await Invite.joinGuild(user.id, body.invite);
+ }
+
+ return res.json({ token: await generateToken(user.id) });
+});
+
+export default router;
+
+/**
+ * POST /auth/register
+ * @argument { "fingerprint":"805826570869932034.wR8vi8lGlFBJerErO9LG5NViJFw", "email":"qo8etzvaf@gmail.com", "username":"qp39gr98", "password":"wtp9gep9gw", "invite":null, "consent":true, "date_of_birth":"2000-04-04", "gift_code_sku_id":null, "captcha_key":null}
+ *
+ * Field Error
+ * @returns { "code": 50035, "errors": { "consent": { "_errors": [{ "code": "CONSENT_REQUIRED", "message": "You must agree to Discord's Terms of Service and Privacy Policy." }]}}, "message": "Invalid Form Body"}
+ *
+ * Success 200:
+ * @returns {token: "OMITTED"}
+ */
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