@chachu2121/auth-sdk

TypeScript SDK for Bekur OIDC (OpenID Connect) authentication with PKCE support.

Installation

npm install @chachu2121/auth-sdk

Quick Start

import { OAuth2Client } from '@chachu2121/auth-sdk';

const client = new OAuth2Client({
  issuer: 'http://localhost:4000',
  clientId: 'your-client-id',
  redirectUri: 'http://localhost:3002/callback',
});

const { url, codeVerifier, state } = await client.generateAuthUrl({
  scope: ['openid', 'email', 'profile'],
});

sessionStorage.setItem('code_verifier', codeVerifier!);
sessionStorage.setItem('oauth_state', state!);
window.location.href = url;

// On callback page:
const tokens = await client.getToken({
  code: authorizationCode,
  codeVerifier: sessionStorage.getItem('code_verifier')!,
});

const user = await client.getUserInfo(tokens.access_token);

Requirements

• Node.js >= 18 (native fetch and Web Crypto)
• Browser environments with fetch and crypto.subtle

Publishing

npm login
npm run publish:public

After publishing, update consumer apps to use:

"@chachu2121/auth-sdk": "^1.0.0"

License

Copyright (c) 2025-2026 Bekur s. r. o. All rights reserved.