<p><img src="https://images.cointelegraph.com/images/528_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjUtMDYvMDE5NzU1M2ItNmI2ZC03NjVjLTg5ZTQtYTYzYTFjNTdjOTRm.jpg" alt="Tether plans to open-source Bitcoin mining OS; CEO says 'no need' for 3rd party vendors"></p><p>The USDt issuer plans to launch its open-source project by the fourth quarter of 2025, according to CEO Paolo Ardoino.</p>