The whitepaper for Libra is available here: <a href="https://libra.org/en-US/white-paper/#introduction" rel="nofollow">https://libra.org/en-US/white-paper/#introduction</a><p>Calibra, Facebook's wallet, is described here: <a href="https://newsroom.fb.com/news/2019/06/coming-in-2020-calibra/" rel="nofollow">https://newsroom.fb.com/news/2019/06/coming-in-2020-calibra/</a><p>Hope this helps :)